by-catch

(redirected from by-catches)
Also found in: Dictionary.
Graphic Thesaurus  🔍
Display ON
Animation ON
Legend
Synonym
Antonym
Related
  • noun

Synonyms for by-catch

unwanted marine creatures that are caught in the nets while fishing for another species

References in periodicals archive ?
Believed to be the world's most endangered cetacean, the species Lipotes vexillifer, also known as the baiji, is a freshwater dolphin found only in the Yangtze River in China and is threatened by such factors as collisions with boats, pollution of water and by-catches, they said.
The report said: "From all available evidence obtained it would appear that the majority of cetacean by-catches in pelagic trawls are isolated incidents, when relatively large numbers can be captured.
This is an ecologically minded practice for it prevents over fishing and eliminates by-catches.
Procured primarily for shrimp trawling, the Wartsila Vasa 8V12 marine diesel-powered boats are easily adapted to go after finfish exclusively, or to maximize fish landings from shrimp by-catches.
Proposed by the Commission on 17 December 2013, the regulation obliges fishermen to land all catches - including by-catches - that exceed quotas(1)a Given the institutional calendar, the EP and Council have three months to agree.
In spite of the improvements developed until now, the incidental catch of non-target species is one of the most worrying problems that shrimp fishing faces, it is particularly important in tropical areas where shrimp by-catches are high and an important amount is discarded.
Purposeful fishing and by-catches have decimated the largest predatory sharks, such as the bull, great white, dusky and hammerheads, allowing ray, skate and other small shark prey species to explode.
5 m long and weighing approximately 200 kg (Mead and Potter, 1990), therefore, could consume up to 12 kg of fish per day or the equivalent of 300 of the small whiting (40 g) or other similar-sized individuals of species that frequently appear in by-catches of trawlers working throughout the geographic range of the NSW oceanic prawn-trawl fishery (Broadhurst and Kennelly, 1997).
Also, wahoo and mahi-mahi by-catches from long-line vessels can be bought for about $2 a pound and promoted at retail for $3.
Investment is also supported to maintain and improve the quality of the catch (eg purchase of containers, catches for landing fish) and activities for the use of unwanted by-catches.
Commissioner Maria Damanaki (fisheries) pointed out that funds are available to help fishermen adapt their nets to prevent these unwanted by-catches.
The practice of reporting by-catches and discards is becoming more routine for the fleet.
Cod and sole quotas are also being reduced, on account of high by-catches of prohibited species like crab and halibut -- the former from 229,000 to 180,000 tons, the latter from 135,000 (yellowfin) and 90,000 (rock sole) to 130,000 and 60,000 tons.
By-catches may include fish, crustaceans, molluscs and echinoderms (such as starfish or sea urchins), species often rejected as having no commercial value or being too juvenile.