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Aspect of fishing
In fishing, incidental catch refers to the portion of the catch that was unintentionally caught but retained. It can be distinguished from discards, which
Incidental_catch
Fish or other marine species caught unintentionally
of wildlife. Bycatch is inevitable wherever there is fishing. The incidental catch is not limited to only fish species: dolphins, sea turtles, and seabirds
Bycatch
Commercial fishing technique
(1990) Incidental Catch of Marine Birds in the North Pacific High Seas Driftnet Fisheries U.S. Geological Survey. Valdemarsen, John W Incidental catch of
Longline_fishing
Fisheries for shrimp and prawns
Hillestad; J. I. Richardson; C. McVea; J. M. Watson (1982). "Worldwide incidental capture of sea turtles". In Karen A. Bjorndal (ed.). Biology and Conservation
Shrimp_fishery
(with high incidental catch), amateur use of fish aggregating devices or traps where they increase the likelihood of locally unsustainable catch levels,
Destructive_fishing_practices
Environmental disaster in Canada and New England
were economically unimportant but very important ecologically. The incidental catch undermined the stability of the ecosystem by depleting stocks of important
Collapse of the Atlantic northwest cod fishery
Collapse_of_the_Atlantic_northwest_cod_fishery
Endangered species of porpoise
has also had a deleterious effect on vaquitas. Bycatch, which is the incidental catch of non-target species in fishing gear, is not only the largest threat
Vaquita
Fish that live and feed on or near the bottom of seas or lakes
European Council nonetheless sets the Total Allowable Catch far above zero so long as the catch is by-catch, in order not to prevent trawlers fishing for other
Demersal_fish
Illegal harvesting of fins from live sharks
trophy species, and pay $10,000 to $20,000 for a fin. The regulated global catch of sharks reported to the Food and Agriculture Organization of the United
Shark_finning
Conceptual column of water from the surface to the bottom of a body of water
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Water_column
Fish in the pelagic zone of ocean waters
The world annual catch of forage fish in recent years has been approximately 22 million tonnes, or one quarter of the world's total catch. These schooling
Pelagic_fish
Type of change to how a system is measured
historical fishing and account for it by either including the historical catch or use other techniques to reconstruct the depletion level of the population
Shifting_baseline
Species of toothed whale
(IUCN) as endangered, with a declining population. Threats include incidental catch in fishing lines, direct hunting for use as fishing bait or predator
Amazon_river_dolphin
Ecosystem event
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Trophic_cascade
Potential hazard from consuming fish
available, eat up to 6 ounces (one average meal of 170 g) per week of fish you catch from local waters, but consume no other fish during that week. Research
Mercury_in_fish
Aspect of the fishing industry
their meat. They are often hard to catch in large numbers, but their large size can make them a profitable catch. Although the majority of the targeted
Lobster_fishing
Raising or harvesting fish
fisheries and fish farms, both in freshwater waterbodies (about 10% of all catch) and the oceans (about 90%). About 500 million people worldwide are economically
Fishery
Culinary term for certain shark species
Victoria was established. Until that time, shark was generally an incidental catch rather than a targeted species. Flake rapidly became popular. It has
Flake_(fish)
Fisheries which capture or farm crabs
which provides more than 20,000 tonnes annually. The FAO groups fishery catches using the ISSCAAP classification (International Standard Statistical Classification
Crab_fisheries
Hunting of whales
Baker stated that "many of these animals certainly represent a bycatch (incidental entrapment in fishing gear)" and stated that DNA monitoring of whale meat
Whaling
In biology, any group of fish that stay together for social reasons
.10..344L. doi:10.1111/j.1467-2979.2009.00330.x. Larsson, M (2011). "Incidental sounds of locomotion in animal cognition". Animal Cognition. 15 (1): 1–13
Shoaling_and_schooling
Adjacent sea zone in which a state has special rights
Retrieved 12 October 2023. "Catches by Taxon in the waters of Haiti". Sea Around Us | Fisheries, Ecosystems and Biodiversity. "Catches by Taxon in the waters
Exclusive_economic_zone
Nonprofit ocean conservation organization
world's fisheries. It mainly focuses on legislation for scientific based catch limits, which have led to dramatic recoveries of depleted fisheries in the
Oceana (conservation organization)
Oceana_(conservation_organization)
Protection and preservation of saltwater ecosystems
their families and to make a living. However, many fishermen are unable to catch as many fish as they used to, so they are increasingly using cyanide and
Marine_conservation
Aquatic animals that are harvested commercially in the greatest amounts
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
List of commercially important fish species
List_of_commercially_important_fish_species
EU fisheries policy
European Union (EU). It sets quotas for which member states are allowed to catch each type of fish, as well as encouraging the fishing industry by various
Common_Fisheries_Policy
Structure to allow fish to migrate upriver around barriers
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Fish_ladder
Measuring of individual fish and various parts of their anatomies
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Fish_measurement
Semi-discrete subpopulations of a particular species of fish
fisheries, the Atlantic catch of blue marlin declined in the 1960s. This was accompanied by an increase in sailfish catch. The sailfish catch then declined from
Fish_stocks
Localized die-off of fish populations
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Fish_kill
Annual fish migration off the shores of South Africa
gannets and other seabirds were seen "plunging from considerable heights" to catch the sardines, especially on the South Coast. Most of the sardines were netted
Sardine_run
Device for freeing sea turtles from bycatch
trawling is used by the commercial shrimp fishing industry. In order to catch shrimp, a fine meshed trawl net is needed. This results in large amounts
Turtle_excluder_device
leafage. Instead, they prey on small indigenous lizards which are easier to catch due to their basking habits which is required for their metabolism. The
Wildlife_of_Mauritius
Fishing industry practice
Convention on Biological Diversity selected the mean trophic level of fisheries catch, renamed the "Marine Trophic Index" (MTI), as one of eight indicators of
Fishing_down_the_food_web
believe IUU occurs in most fisheries, and accounts for up to 30% of total catches in some important fisheries. Illegal fishing takes place when vessels or
Illegal, unreported and unregulated fishing
Illegal,_unreported_and_unregulated_fishing
Fisheries for cod
initiatives undertaken by fishermen working in cooperation with government, such catch-quota management, have made a very meaningful contribution to the recovery
Cod_fisheries
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Fish_screen
Shower of organic detritus in the ocean
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Marine_snow
Decapod crustaceans
of the Pacific Northwest. Shrimp trawling can result in very high incidental catch rates of non-target species. In 1997, the FAO found discard rates up
Shrimp
Consumer advisory list
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Seafood_Watch
metastudy in 2005 found that the average catch and release mortality rate was 18%, but varied greatly by species. While catch-and-release fishing has been wildly
Environmental impact of fishing
Environmental_impact_of_fishing
Removal of any species of fish from water at a rate that the species cannot replenish
injuries or exposure. Bycatch represents about a quarter of all marine catch. In the case of shrimp capture, the mass of bycatch is five times larger
Overfishing
Habitat that supports marine life
much larger than itself, and then expand its stomach to accommodate its catch. Hydrothermal vents along the mid-ocean ridge spreading centers act as oases
Marine_habitat
Killing of fish by humans
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Fish_slaughter
Used to study animals' behavior in the wild
placing passive ID tags on birds legs, to identify the bird in a future catch-and-release. Radio tracking involves attaching a small radio transmitter
Animal_migration_tracking
conservation biology, the catch per unit effort (CPUE) is an indirect measure of the abundance of a target species. Changes in the catch per unit effort are
Catch_per_unit_effort
Family of large seabirds
Sons:Chipping Norton. pp. 239–44 Food and Agriculture Organisation (1999) "The incidental catch of seabirds by longline fisheries: worldwide review and technical guidelines
Albatross
Area that forbids the commercial fishing of sharks
has severe impacts on future populations. Many nations restrict shark catches and shark finning. Palau created the world's first so-named "shark sanctuary"
Shark_sanctuary
Population assessment technique in fisheries and wildlife
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Age_class_structure
Mauritian atoll in the Indian Ocean
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
St._Brandon
Accidental capture of porpoises, whales and dolphins
There is substantial incidental catches in fishing operations. Often, the harbour porpoise (Phocoena phocoena) is killed by incidental bycatch (10, 11, 12)
Cetacean_bycatch
Regulation of fishing
different from those prevalent in commercial fisheries management. For example, catch-and-release regulations are common in some types of recreational fisheries
Fisheries_management
Baited drum lines are deployed near popular beaches using hooks designed to catch the vulnerable great white shark, as well as bull and tiger sharks. Large
List_of_threatened_sharks
Academic discipline of managing and understanding fisheries
over to laboratories and equipment storage, as opposed to storage of the catch. In addition to a diverse set of sampling gear, fisheries scientists often
Fisheries_science
Low-oxygen areas in coastal zones and lakes caused by eutrophication
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Dead_zone_(ecology)
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
EcoSCOPE
Nonprofit environmental advocacy group
Development 16, Dec. 2008] [ 16 U.S.C. §§ 1801–1884] ["Implementing Annual Catch Limits: A Blueprint for Ending Overfishing in U.S. Fisheries." Marine Fish
Ocean_Conservancy
Fish which live amongst or in close relation to coral reefs
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Coral_reef_fish
Parameter in fisheries population dynamics
Fishing mortality (F) can be estimated by dividing the catch by the mean stock size. The catch includes annual commercial and recreational landings, along
Fish_mortality
Ecosystem modelling software
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Ecopath
Agency of the European Union
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
European Fisheries Control Agency
European_Fisheries_Control_Agency
Use of acoustic sensors for aquatic life
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Fisheries_acoustics
fisheries. Tsikliras and Rainer Froese define MSY as "the highest average catch that can be continuously taken from an exploited population (=stock) under
Sustainable yield in fisheries
Sustainable_yield_in_fisheries
Mangrove wetland in Odisha, India
Vivekanandan, E.; Pillai, S. K.; Srinath, M.; Bastian, F. (1996). "Incidental catch of sea turtles in India" (PDF). Marine Fisheries Information Service
Bhitarkanika_Mangroves
Technique used in fisheries management and fisheries biology
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Otolith microchemical analysis
Otolith_microchemical_analysis
Current of the Pacific Ocean
system. It accounts for roughly 18-20% of the total worldwide marine fish catch. The species are mostly pelagic: sardines, anchovies and jack mackerel.
Humboldt_Current
Type of marine protected area
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Marine_reserve
Form of electronic tracking of marine animals
patterns, seasonal feeding movements, daily habits, and survival after catch and release, for example. A satellite tag is generally constructed of several
Pop-up_satellite_archival_tag
Sustainable fishing for the long term fishing
of illegal catch losses range between $10 billion and $23 billion annually, representing between 11 and 26 million tonnes. Incidental catch Shifting baselines
Sustainable_fishery
1994 WTO trade case
"setting on dolphins" to catch tuna. The tuna tended to swim underneath the dolphin, so fishermen threw nets over the dolphin to catch the tuna underneath
Shrimp-Turtle_Case
Fishing regulation
Catch share is a fishery management system that allocates a secure privilege to harvest a specific area or percentage of a fishery's total catch to individuals
Catch_share
Type of offshore saltwater game fishing
Vincent by angler Barry Silleman fishing with skipper Berno Niebuhr. Incidental catches include wahoo and large yellowfin tuna.[citation needed] Mexico (Atlantic
Marlin_fishing
Regulations regarding fishing activities
study and analysis of different fisheries management approaches such as catch shares e.g. individual transferable quotas; TURFs; and others. The study
Fisheries_law
Tool used by fisheries
improve the average catchable size of a protected species. This is of particular concern in recreational fisheries where the practice of catch and release is
Slot_limit
Seafood caught or farmed considering the long-term vitality of species
Spearfishing is an ancient method of fishing that involves using a spear to catch fish underwater. Unlike some modern fishing techniques that can be harmful
Sustainable_seafood
Australian government agency
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Australian Fisheries Management Authority
Australian_Fisheries_Management_Authority
Overview of fishing in Australia
domestic catch and 9.6% of total revenue Salmonoids (salmon and trout) were 10.8% of total catch and 13.6% of revenue Prawns were 9.5% of total catch and 12
Seafood_in_Australia
Management concept
maximum sustainable yield (MSY) is theoretically, the largest yield (or catch) that can be taken from a species' stock over an indefinite period. Fundamental
Maximum_sustainable_yield
Species of skate
, Swain, D.P., Niles, M., LeBlanc, S., and Davidson, L.-A. 2010a. Incidental catch amounts and potential post-release survival of winter skate (Leucoraja
Winter_skate
Species of fish
anglers and spearfishermen. Dogtooth tuna used to be mostly taken as an incidental catch by anglers trolling for other gamefish - with natural baits for black
Dogtooth_tuna
Largest living species of fish
Since 1980, several have been kept at Okinawa, mostly obtained from incidental catches in coastal nets set by fishers (none after 2009), but two were strandings
Whale_shark
Birds living in the maritime environment
ISSN 1863-5407. Žydelis, Ramūnas; Small, Cleo; French, Gemma (June 2013). "The incidental catch of seabirds in gillnet fisheries: A global review". Biological Conservation
Seabird
Fleet model used in fisheries modeling
combination. The total catch within each fishery may include all biomass units defined in the model. Each biomass unit vessel catch is computed by Cobb–Douglas
EconMult
Fish that inhabit the sea between the shoreline and the edge of the continental shelf
have an organ like a finger on each side of their mouths which helps them catch prey. Because of their broad heads, they are also called "bullheads". They
Coastal_fish
Biological database about fish
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
FishBase
Sustainable seafood organization
FOS-certified wild catch seafood in 2015 (5.7% of global, 10.1% of total wild catch) making it the single largest source of certified catch on the global market
Friend_of_the_Sea
Fishing certifier
ongoing commitment to protecting weak populations and decreasing bycatch. Catch level is set in-season in accordance with each year's run size. In February
Marine_Stewardship_Council
1996 law strengthening U.S. fishery conservation, habitat protection, and bycatch limits
managers from using social, economic, or any other justifications to allow catch targets to exceed a calculated "maximum sustainable yield." Mandating that
Sustainable Fisheries Act of 1996
Sustainable_Fisheries_Act_of_1996
Industrial harvest of small open-ocean crustaceans
fish. About 34% of the Japanese catch of E. superba and 50% of E. pacifica are used for fish food; the Canadian catch is used almost exclusively for this
Krill_fishery
Philanthropy organization
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Save_Our_Seas_Foundation
Spread of planktonic algae in water
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Algal_bloom
Environmental advocacy group
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
SeaChoice
Organisation promoting and certifying sustainable aquaculture
Populations The Sunken Billions The End of the Line Bycatch Discards Incidental catch Cetacean bycatch Turtle excluder device Shrimp-Turtle case Conservation
Aquaculture Stewardship Council
Aquaculture_Stewardship_Council
Conservation of whales
has swelled in number from 9,000 in 1978 to about 28,000 in 2002, so its catch of 50 sei whales per year is safe and the classification of endangered should
Whale_conservation
Species of cartilaginous fish
reduction in their populations-based overfishing, particularly as incidental catch. As a result of exploitation, the sharpnose guitarfish populations
Sharpnose_guitarfish
US law for management of marine fisheries
councils regulate fishers with mechanisms, including annual catch limits, individual catch limits, community development quotas, and others. The Marine
Magnuson–Stevens Fishery Conservation and Management Act
Magnuson–Stevens_Fishery_Conservation_and_Management_Act
Expected weight for a particular species of fish
themselves. Some scientists use cast nets, trotlines, or other means to catch many individual fish at once for measurement. To determine a standard weight
Standard_weight_in_fish
Small cetacean of the family Phocoenidae
porpoises have been kept, most in the 1960s and 1970s. All but two were incidental catches in fishing nets or strandings. Nearly half of these died within a
Porpoise
Species of ray
this batoid. Additionally, they make up a substantial amount of the incidental catch from the industrial shrimp fishery in the Gulf of California. The movement
Shovelnose_guitarfish
Book by Charles Clover
One deep sea fish, blue whiting, has a sustainable catch of 1,000,000 tons a year. Norway alone catches 880,000 tons a year. There is a history of fishery
The_End_of_the_Line_(book)
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