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Reef spearfishing

Method · Last reviewed 2026-08-10

Hunting the most species-rich environment there is, where identification matters more than technique and the substrate is a living animal.

Safety: shallow water blackout and breath-hold loss of consciousness — can cause serious injury or death. 6 more points apply here.

Never dive alone, dive one up one down, and never extend a dive for a fish.

What each one does, and what reduces it ↓

Shallow water blackout and breath-hold loss of consciousness — Can cause serious injury or death

Warm water, excellent visibility and comfortable conditions make long dives feel easy. The physiology is entirely indifferent to how pleasant the water is.

What reduces it: Training first. One up, one down. Never hyperventilate. Dive times set on the surface and kept to. Surface intervals longer than the dive.

Reef spearfishing is not one technique but a setting in which several are used — aspetto against a coral head, stalking along a drop-off, hole hunting in the reef itself. What makes it a distinct thing worth its own record is that the environment changes what the diver has to know.

Visibility is usually excellent, which makes fish identifiable at range and makes the diver equally visible. Species diversity is very high, so the question is rarely whether there is a fish and almost always which fish, whether it may be taken, and whether it should be. And the substrate is alive: coral is built by animals, grows slowly, and does not recover from being kicked, stood on or shot into on any timescale a diver will see.

That produces a discipline where the constraints are mostly not about ability. A competent diver on a reef can take a great many fish. Almost every decision that matters is about which ones, and the answer depends on species biology — how long they live, whether they change sex, whether they are site-attached to this piece of reef and will not be replaced from anywhere else.

It is also where a spearfisher's obligation to identify before shooting is at its sharpest, because the number of species present is large, several are protected, and some are dangerous to eat.

What it is

Breath-hold spearfishing conducted on tropical and subtropical coral reef, using whichever technique the ground calls for, and characterised less by technique than by high species diversity, excellent visibility and a living substrate that damage does not repair.

What it is for

To take fish selectively in the richest inshore environment there is, in conditions where the diver can see and identify the animal fully before committing to a shot.

Setting it up

  • Identify before you shoot. In this environment that is not a slogan — the species list is long and includes protected and toxic fish.
  • Do not touch, stand on or brace against living coral. It is an animal and it does not grow back on your timescale.
  • Take shots at ranges where placement is certain, so shot fish do not reach structure.
  • Get fish out of the water promptly rather than towing them.
  • Know what is protected, what is closed and what is dangerous to eat WHERE YOU ARE, before you get in.

What it catches

14 more

What you fish it with

How it works

The diver works the reef's zones — flat, crest, slope and drop-off — each holding a different community. Approaches are made against structure so the diver is broken up rather than silhouetted, and shots are taken at ranges where the species and its size are certain. Fish are removed from the water promptly rather than towed, both because a bleeding fish attracts larger predators and because it is the only reliable way to stop a shot fish reaching structure.

Conditions

Reef diving wants settled conditions, good visibility and enough current to have brought fish onto the structure without making it hard to hold position. Swell over shallow reef is dangerous rather than merely awkward, because the diver is being moved against something hard and alive. Tidal state governs which parts of a reef system are working, exactly as it does everywhere else.

Common mistakes

  • Shooting a fish that has not been positively identified.
  • Contact with coral — fins, hands, knees, or a shot that goes through into the reef.
  • Towing bleeding fish rather than getting them out of the water.
  • Assuming a species that is fine to eat at home is fine to eat here.
  • Selecting for the largest fish on a small piece of reef, repeatedly.

Advantages

  • The most selective fishing there is: the animal is seen, identified and judged before anything is committed.
  • No bycatch and no undersized fish taken by accident.
  • Excellent visibility makes both identification and shot placement reliable.
  • High diversity means a session is rarely blank.

Limitations

  • The substrate is living and fragile, and careless diving damages it permanently.
  • Many reef species are long-lived, site-attached and slow to replace.
  • Regulatory variation is severe and protected species are numerous.
  • Ciguatera makes some fish in some places unsafe to eat regardless of how they were caught.

Where people fish it

3 places FishingHQ holds name this among the ways they are fished. Being named here describes what sources report, not that the method is permitted — check the local rules before you fish.

Reading a reef, and why the same reef is four different places

Reef diving is the ordinary case of this sport, which is exactly why it gets described least. A reef is not a uniform thing to be swum over; it is a set of distinct habitats a few metres apart, and knowing which one you are on decides the technique before anything else does.

THE EDGE, WHERE STRUCTURE MEETS SAND. This is the highest-value ground on most reefs and the reason is mechanical: it is a boundary that fish patrol along, so animals that would never cross open ground travel it. It rewards waiting, positioned in the structure looking out over the sand.

THE TOP, IN THE LIGHT AND THE SWELL. Shallow, bright, surgy, and holding different species — grazers, small predators, and whatever is passing. It is the easiest ground to dive and the most disturbed, and it is where a diver's own shadow and silhouette matter most.

THE WALL AND THE DROP. Vertical structure changes what a diver can see and what can see them, and it puts a fish's escape route below rather than away. It is also where depth accumulates without a diver noticing, because there is no bottom underneath to reference against.

THE HOLES AND OVERHANGS. Residential ground for territorial fish, and the domain of `hole-hunting` with its own risk picture.

AND THE THING THAT TIES THEM TOGETHER IS DISTURBANCE. A reef is a small, finite place with a memory. Swimming hard over the top of it moves every fish off the top and out of the edges for a considerable time, and a diver who has 'covered' a reef in ten minutes has usually emptied it rather than hunted it. This is the practical reason the technique records emphasise slow, quiet and few — and it is also the conservation reason, because a reef dived hard and repeatedly by many divers loses its resident fish first.

THE KELP CASE IS THE TEMPERATE VERSION OF ALL OF THIS and has a hazard of its own: kelp is structure that moves, closes behind you, and holds line. `reef-and-kelp-diving-compared` sets the two against each other.

Official guidance — why, and the sources (3)

Stated by a fisheries authority, scientific institute or recognised angling body. Authoritative, but summarising rather than demonstrating.

  • BlueWater Hunting and Freediving — BlueWater Freedivers, Ventura, California, 1995 (Practitioner report)Relied on for: Established practitioner description of spearfishing technique, ground selection and rigging, recorded as practitioner literature rather than as scholarship.FishingHQ's interpretation of what it saysCitation checked — the work exists and is described correctly
  • CMAS technical and sporting standards for underwater activities — Confédération Mondiale des Activités Subaquatiques (Standards body)Relied on for: Technical and sporting standards for underwater activities, including spearfishing conduct, technique convention and the safety expectations set by the international underwater federation.States this directlyCitation checked — the work exists and is described correctly
  • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated descriptions of established spearfishing practice and equipment convention, recorded as practitioner consensus rather than as scholarship.Background and mechanism onlyCitation checked — the work exists and is described correctly

Safety

Shallow water blackout and breath-hold loss of consciousness is set out at the top of this page, where it cannot be missed.

Never dive alone, dive one up one down, and never extend a dive for a fish. The full set of breath-hold essentials — training, the buddy system, conditions, equipment and visibility — is on the spearfishing safety page.

Encounters with marine life — Can cause injury needing treatment

Reefs hold venomous and hazardous species — stonefish, lionfish, cone shells, fire coral, morays in holes — and a struggling speared fish is a strong attractant to larger predators. Most incidents involve a hand placed without looking, or a diver holding a bleeding fish.

What reduces it: Know which hazardous species are present before you dive. Do not put hands into holes. Get shot fish out of the water promptly and be prepared to abandon one. Wear gloves and a suit that covers you.

Fish welfare — Can cause injury needing treatment

A shot fish that reaches structure is frequently lost, and a lost fish with a shaft wound is a wounded animal that is not recovered. On reef this happens more than anywhere else, because structure is everywhere.

What reduces it: Take shots only at ranges and angles where placement is certain, and decline the rest. Use a tip adequate for the fish. Keep the point sharp. Declining a marginal shot is the capability that makes this method defensible.

Precautions that always apply here

  • Never spearfish or freedive alone.
  • Dive one up, one down: one diver down, one on the surface actively watching, every single dive.
  • Never hyperventilate before a breath-hold. It delays the urge to breathe without adding oxygen, which is precisely the mechanism behind shallow water blackout.
  • Keep fingers out of the gills and clear of the teeth. Gill damage is usually fatal to the fish, and several species will remove skin from a finger.

Further safety reading

Check the rules before you fish

Fishing laws, bylaws, access rules, seasons, bait restrictions and permitted methods vary by location and can change. Check the current rules from the relevant authority and the water you intend to fish before fishing.

Check with:

  • Current national or regional law for where you are fishing
  • Current local bylaws
  • The relevant fisheries authority
  • The landowner, club or fishery whose water it is
  • Any restrictions specific to the species or the method you intend to use

Where to go next

Related techniques

Skills behind it

2 more

Environment and conservation

History and culture

Sources and evidence

  • FishBase: a global information system on fishes — Froese, R. and D. Pauly, eds. — FishBase Consortium (Scientific institute)Relied on for: That reef-associated species include protogynous and site-attached taxa whose population structure is affected by selective removal of large individuals, and that ciguatera toxicity is recorded for some reef species in parts of their range.States this directlyPassage read and verified
  • Good Fish Guide — Marine Conservation Society (Conservation authority)Relied on for: That life-history traits and gear selectivity are both components of whether a harvest is sustainable.FishingHQ's interpretation of what it saysCitation checked — the work exists and is described correctly
Why the 38 connections on this page are here, and the sources

What it catches

What experienced anglers do — 13 connections

Widely and independently recommended by experienced anglers and specialist sources. This is real angling knowledge, not proof: controlled evidence for it is limited, and FishingHQ records it as convention rather than as a demonstrated effect.

  • Red lionfish

    What divers actually use a technique for, recorded as convention.

    • CMAS technical and sporting standards for underwater activities — Confédération Mondiale des Activités Subaquatiques (Standards body)Relied on for: Breath-hold diving and spearfishing practice, training structure and safety expectations as set out by the international underwater federation.States this directlyCitation checked — the work exists and is described correctly
    • BlueWater Hunting and Freediving — BlueWater Freedivers, Ventura, California, 1995 (Practitioner report)Relied on for: Spearfishing practice: ground, approach, fish behaviour and the handling of speared fish, from a practitioner tradition distinct from the European one.States this directlyCitation checked — the work exists and is described correctly

    Practice, recorded as practice.

    • CMAS technical and sporting standards for underwater activities — Confédération Mondiale des Activités Subaquatiques (Standards body)Relied on for: Breath-hold diving and spearfishing practice, training structure and safety expectations as set out by the international underwater federation.States this directlyCitation checked — the work exists and is described correctly
    • BlueWater Hunting and Freediving — BlueWater Freedivers, Ventura, California, 1995 (Practitioner report)Relied on for: Spearfishing practice: approach, fish behaviour and the handling of speared fish, from a practitioner tradition distinct from the European one.States this directlyCitation checked — the work exists and is described correctly

  • Bank steenbras

    Established practice for this species: what the fishery that takes it actually does. It is practitioner consensus corroborated by the research institute's own capture notes, and it says nothing about where anybody may fish.

    • ORI Fish Fact Sheets: the species accounts of the Oceanographic Research Institute — Oceanographic Research Institute, South African Association for Marine Biological Research (SAAMBR), Durban, 2023 (Scientific institute)Relied on for: The capture context each fact sheet records: which fishery takes the species, on what tackle and on what bait.States this directlyPassage read and verified
    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated South African practice for the species named, recorded as practitioner consensus rather than as tested fact.Background and mechanism onlyCitation checked — the work exists and is described correctly

  • Black rockfish

    A practitioner claim about how Sebastes melanops is commonly fished, following from where and how it feeds.

    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated practitioner accounts of fishing for black rockfish.Citation checked — the work exists and is described correctly
    • Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of the methods used for black rockfish and comparable species.Citation checked — the work exists and is described correctly

  • Black sea bass

    A practitioner claim about how Centropristis striata is commonly fished, following from where and how it feeds.

    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated practitioner accounts of fishing for black sea bass.Citation checked — the work exists and is described correctly
    • Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of the methods used for black sea bass and comparable species.Citation checked — the work exists and is described correctly

  • Bluefin trevally

    The page names spearfishing as significant rather than incidental for this species, which makes it a fishery in its own right and not a footnote to the angling.

    • IGFA International Angling Rules and World Record Requirements — International Game Fish Association (Angling or fisheries organisation)Relied on for: Documents which fishery and which technique takes this species.States this directlyPassage read and verified
    • FishBase: a global information system on fishes — Froese, R. and D. Pauly, eds. — FishBase Consortium (Scientific institute)Relied on for: Independently corroborates the species' recreational capture and range.Background and mechanism onlyPassage read and verified

  • Cape knifejaw

    The record gives the reason and it is not a preference: a fused beak gives a hook almost nothing to hold and can cut a trace. That makes the spear the technique that takes this fish, and the absence of an angling edge a finding rather than a gap.

    • ORI Fish Fact Sheets: the species accounts of the Oceanographic Research Institute — Oceanographic Research Institute, South African Association for Marine Biological Research (SAAMBR), Durban, 2023 (Scientific institute)Relied on for: Documents which fishery and which technique takes this species.States this directlyPassage read and verified
    • Catch and effort of the shore and skiboat linefisheries along the South African Eastern Cape coast — Brouwer & Buxton, South African Journal of Marine Science 24, for Rhodes University, 2002 (Scientific literature)Relied on for: Independently corroborates the species' recreational capture and range.Background and mechanism onlyPassage read and verified

  • Coral trout

    A practitioner claim about how Plectropomus leopardus is commonly fished, following from where and how it feeds.

    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated practitioner accounts of fishing for coral trout.Citation checked — the work exists and is described correctly
    • Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of the methods used for coral trout and comparable species.Citation checked — the work exists and is described correctly

  • Lingcod

    A practitioner claim about how Ophiodon elongatus is commonly fished, following from where and how it feeds.

    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated practitioner accounts of fishing for lingcod.Citation checked — the work exists and is described correctly
    • Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of the methods used for lingcod and comparable species.Citation checked — the work exists and is described correctly

  • Red porgy

    Named as spearfishing catch over the reef edges of the islands. Its wariness in clear water is what the practitioner accounts emphasise rather than its size.

    • Canary Islands regional angling guidance sites — Various Canary-based angling and island guidance publishers (Credible secondary source)Relied on for: Canary shore angling practice: the techniques and tackle used from rock, mole and beach, and the species each is used for.States this directlyCitation checked — the work exists and is described correctly
    • Guías de zonas de pesca en Canarias — Tenerife, Gran Canaria y Lanzarote — GuíaCanarias (Credible secondary source)Relied on for: The techniques named for Canarian shore fishing — rockfishing, jigging, light bottom fishing and squid jigs — and the species attached to them.States this directlyPassage read and verified

  • Red scorpionfish

    Practice, recorded as practice.

    • CMAS technical and sporting standards for underwater activities — Confédération Mondiale des Activités Subaquatiques (Standards body)Relied on for: Breath-hold diving and spearfishing practice, training structure and safety expectations as set out by the international underwater federation.States this directlyCitation checked — the work exists and is described correctly
    • BlueWater Hunting and Freediving — BlueWater Freedivers, Ventura, California, 1995 (Practitioner report)Relied on for: Spearfishing practice: approach, fish behaviour and the handling of speared fish, from a practitioner tradition distinct from the European one.States this directlyCitation checked — the work exists and is described correctly

  • Roman

    Established practice for this species: what the fishery that takes it actually does. It is practitioner consensus corroborated by the research institute's own capture notes, and it says nothing about where anybody may fish.

    • ORI Fish Fact Sheets: the species accounts of the Oceanographic Research Institute — Oceanographic Research Institute, South African Association for Marine Biological Research (SAAMBR), Durban, 2023 (Scientific institute)Relied on for: The capture context each fact sheet records: which fishery takes the species, on what tackle and on what bait.States this directlyPassage read and verified
    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated South African practice for the species named, recorded as practitioner consensus rather than as tested fact.Background and mechanism onlyCitation checked — the work exists and is described correctly

  • White seabream

    A practitioner claim about how Diplodus sargus is commonly fished, following from where and how it feeds.

    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated practitioner accounts of fishing for white seabream.Citation checked — the work exists and is described correctly
    • Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of the methods used for white seabream and comparable species.Citation checked — the work exists and is described correctly

  • Yellowtail snapper

    A practitioner claim about how Ocyurus chrysurus is commonly fished, following from where and how it feeds.

    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated practitioner accounts of fishing for yellowtail snapper.Citation checked — the work exists and is described correctly
    • Sea Angler — Bauer Media (Specialist angling publication)Relied on for: Practitioner treatment of the methods used for yellowtail snapper and comparable species.Citation checked — the work exists and is described correctly

Official guidance — 8 connections

Stated by a fisheries authority, scientific institute or recognised angling body. Authoritative, but summarising rather than demonstrating.

  • Atlantic bonito

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

  • Common dentex

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

  • Dusky grouper

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

  • Greater amberjack

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

  • Grey triggerfish

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

  • Island grouper

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

  • Mediterranean parrotfish

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

  • White trevally

    A scientific institute reporting what its own survey of the fishery recorded: a two-year catch-recording programme across the Canary archipelago counted and weighed every specimen, and this species appears in its published catch table. That is what Canary spearfishers were measured taking, rather than an inference from where the species lives or an assertion about what people do.

    • Spearfishing in the Canary Islands: is the devil as black as it seems to be? — Pablo Martín-Sosa, Instituto Español de Oceanografía — Revista Scientia Insularum, 2019 (Scientific literature)Relied on for: The Canary spearfishing catch table, in which this species appears with a specimen count and a landed weight over the study's two-year recording period.States this directlyPassage read and verified

Backed by research — 1 connection

Supported by peer-reviewed research or fisheries science. The sources are listed and can be checked.

  • Great barracuda

    A food-safety claim held to a scientific standard because getting it wrong makes somebody seriously ill, and because the regional variation is the part that matters.

    • FishBase: a global information system on fishes — Froese, R. and D. Pauly, eds. — FishBase Consortium (Scientific institute)Relied on for: That although Sphyraena barracuda is ciguatoxic elsewhere throughout its range, it has not been reported to be poisonous in the eastern Atlantic — establishing that the risk varies regionally within one species.States this directlyPassage read and verified

Related techniques

Backed by research — 1 connection

Supported by peer-reviewed research or fisheries science. The sources are listed and can be checked.

  • Spearfishing

    The claims that make reef spearfishing distinct — species diversity, protogyny, ciguatera — are biological rather than practitioner claims and are held accordingly.

    • FishBase: a global information system on fishes — Froese, R. and D. Pauly, eds. — FishBase Consortium (Scientific institute)Relied on for: That protogynous hermaphroditism occurs widely in reef-associated genera such that the largest individuals are disproportionately male, and that ciguatoxicity is recorded for some reef species in parts of their range.States this directlyPassage read and verified
    • Good Fish Guide — Marine Conservation Society (Conservation authority)Relied on for: That gear selectivity and species life history are both components of fishery sustainability assessment.FishingHQ's interpretation of what it saysCitation checked — the work exists and is described correctly

What you fish it with

Official guidance — 1 connection

Stated by a fisheries authority, scientific institute or recognised angling body. Authoritative, but summarising rather than demonstrating.

  • Pole spears and Hawaiian slings

    The environment and tradition where they are central.

    • FAO fishing gear types and fishing technology information — Food and Agriculture Organization of the United Nations (Scientific institute)Relied on for: Gear classification for spears, harpoons and hand-operated spear devices across fishing traditions.States this directlyCitation checked — the work exists and is described correctly

Skills behind it

Backed by research — 2 connections

Supported by peer-reviewed research or fisheries science. The sources are listed and can be checked.

  • Bottom type, and what lives on it

    The most transferable habitat knowledge in the discipline.

    • Cefas science, advice and data on marine and freshwater environments — Centre for Environment, Fisheries and Aquaculture Science (Government fisheries body)Relied on for: Marine habitat science on substrate type, structural complexity and associated fish communities.States this directlyCitation checked — the work exists and is described correctly

  • Ciguatera and reef fish poisoning

    A method or discipline joined to the mechanism that changes how it is conducted. Written where the method's own practice differs because of the mechanism — a different bait, a different season, a different handling routine, a decision not to eat something — and refused where the mechanism is merely true of the fish being caught.

    • Fish and Fishery Products Hazards and Controls Guidance — US Food and Drug Administration, Center for Food Safety and Applied Nutrition, 2022 (Standards body)Relied on for: Hazard analysis for fish and fishery products, including scombrotoxin formation with time and temperature, ciguatera, and marine biotoxins in molluscan shellfish.States this directlyPassage read and verified
    • Biotoxin and phytoplankton monitoring — Food Standards Agency, 2026 (Government fisheries body)Relied on for: Biotoxin and phytoplankton monitoring in shellfish harvesting areas and the basis on which areas are classified and closed.States this directlyPassage read and verified

Official guidance — 6 connections

Stated by a fisheries authority, scientific institute or recognised angling body. Authoritative, but summarising rather than demonstrating.

  • Entanglement, and the knife that is not a weapon

    The environment supplies the second-largest source.

    • BSAC diving safety guidance and annual incident report — British Sub-Aqua Club (Water-safety or diver-training authority)Relied on for: Diving safety guidance on entanglement hazards and emergency cutting equipment.States this directlyCitation checked — the work exists and is described correctly

  • How a band speargun works

    The technique where the mechanics matter most.

    • FAO fishing gear types and fishing technology information — Food and Agriculture Organization of the United Nations (Scientific institute)Relied on for: Gear classification and construction for spears and powered spear devices.States this directlyCitation checked — the work exists and is described correctly

  • Shafts, threads and shaft diameter

    The environment that determines the failure rate.

    • FAO fishing gear types and fishing technology information — Food and Agriculture Organization of the United Nations (Scientific institute)Relied on for: Spear and harpoon construction and specification.States this directlyCitation checked — the work exists and is described correctly

  • Spearguns and slings

    Short guns and pole spears suit confined reef ground.

    • DAN guidance on freediving safety, hypoxia and shallow-water blackout — Divers Alert Network (Water-safety or diver-training authority)Relied on for: Diver safety guidance underlying this connection. Short guns and pole spears suit confined reef ground.States this directlyPassage read and verified

  • Stringers, catch bags, and keeping fish away from you

    An international difference with a safety consequence.

    • BSAC diving safety guidance and annual incident report — British Sub-Aqua Club (Water-safety or diver-training authority)Relied on for: Diving safety and equipment guidance on managing catch in the water.States this directlyCitation checked — the work exists and is described correctly

  • Surge, and how it behaves around structure

    The environment where it is met.

    • Rock fishing safety and the declared lifejacket areas of New South Wales — NSW Department of Primary Industries and Surf Life Saving NSW (Water-safety or diver-training authority)Relied on for: Rock platform safety including swell sets, wave height variability and entry and exit hazards.States this directlyCitation checked — the work exists and is described correctly

What experienced anglers do — 2 connections

Widely and independently recommended by experienced anglers and specialist sources. This is real angling knowledge, not proof: controlled evidence for it is limited, and FishingHQ records it as convention rather than as a demonstrated effect.

  • Identifying fish underwater

    A practitioner claim linking the environment to the discipline's one genuinely distinctive skill.

    • General angling website restatements of established technique — Various (Credible secondary source)Relied on for: Widely restated practitioner guidance on declining shots where identification is uncertain.Citation checked — the work exists and is described correctly
    • Good Fish Guide — Marine Conservation Society (Conservation authority)Relied on for: That knowing what a fish is precedes any judgement about whether to take it.Citation checked — the work exists and is described correctly

  • Reef and kelp diving compared

    Why it works, resting on practice reported consistently across independent sources rather than on experiment.

    • BlueWater Hunting and Freediving — BlueWater Freedivers, Ventura, California, 1995 (Practitioner report)Relied on for: Spearfishing practice including equipment selection, rigging, technique and the reasoning behind gear choices.States this directlyCitation checked — the work exists and is described correctly
    • CMAS technical and sporting standards for underwater activities — Confédération Mondiale des Activités Subaquatiques (Standards body)Relied on for: International underwater federation standards for training, competition and the safe conduct of underwater activities.States this directlyCitation checked — the work exists and is described correctly

Safety reading

Official guidance — 2 connections

Stated by a fisheries authority, scientific institute or recognised angling body. Authoritative, but summarising rather than demonstrating.

  • Sharks and spearfishing

    Reef hunting with a catch attracts predators to the diver.

    • DAN guidance on freediving safety, hypoxia and shallow-water blackout — Divers Alert Network (Water-safety or diver-training authority)Relied on for: Diver safety guidance underlying this connection. Reef hunting with a catch attracts predators to the diver.States this directlyPassage read and verified

  • Venomous and spined fish

    Reef species include several of the venomous families.

    • RNLI water safety guidance: cold water shock and Float to Live — Royal National Lifeboat Institution (Water-safety or diver-training authority)Relied on for: Water-safety guidance underlying this connection. Reef species include several of the venomous families.States this directlyPassage read and verified

Environment and conservation

Official guidance — 1 connection

Stated by a fisheries authority, scientific institute or recognised angling body. Authoritative, but summarising rather than demonstrating.

  • Marine protected areas and spearfishing

    Reef habitat is what designations most often target.

    • DAN guidance on freediving safety, hypoxia and shallow-water blackout — Divers Alert Network (Water-safety or diver-training authority)Relied on for: Diver safety guidance underlying this connection. Reef habitat is what designations most often target.States this directlyPassage read and verified

History and culture

Official guidance — 1 connection

Stated by a fisheries authority, scientific institute or recognised angling body. Authoritative, but summarising rather than demonstrating.

  • Pacific spearfishing traditions

    Historical and fisheries context underlying this connection.

    • FAO fishing gear types and fishing technology information — Food and Agriculture Organization of the United Nations (Scientific institute)Relied on for: Descriptions of small-scale and customary reef fishing practice.States this directlyCitation checked — the work exists and is described correctly

    Reef hunting for food is the older and wider practice.

    • DAN guidance on freediving safety, hypoxia and shallow-water blackout — Divers Alert Network (Water-safety or diver-training authority)Relied on for: Diver safety guidance underlying this connection. Reef hunting for food is the older and wider practice.States this directlyPassage read and verified

How FishingHQ labels evidence is explained in the evidence policy.

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