by-catch
Học thuậtThân thiện
Definition
- Noun:
- Unwanted marine creatures that are caught in the nets while fishing for another species: "By-catch" refers to the incidental capture of non-target animals during commercial fishing operations. These creatures are often injured, killed, and discarded.
Usage
- "By-catch" is a technical term used primarily in environmental science, marine biology, fisheries management, and conservation contexts.
- It is typically used as an uncountable noun (e.g., "the by-catch") but can be used in a countable sense when referring to specific incidents or amounts (e.g., "a significant by-catch").
- It describes a serious ecological and economic problem in the fishing industry.
Examples
- Noun:
- The shrimp trawler's by-catch included several endangered sea turtles.
- Reducing by-catch is a major goal for sustainable fisheries.
- The study quantified the annual by-catch of seabirds in longline fishing.
Advanced Usage
- "Discarded as by-catch": This phrase emphasizes the fate of the unintentionally caught animals.
- Many juvenile fish are discarded as by-catch, harming future fish stocks.
- "By-catch reduction device (BRD)": A technical term for equipment designed to minimize incidental catch.
- The new regulations require trawlers to use approved by-catch reduction devices.
Variants and Related Words
- Bycatch: A common alternative spelling, written as one word.
- The report focused on dolphin bycatch in the tuna industry.
- Incidental catch: A more formal synonym for "by-catch."
- Discards: Refers specifically to the portion of the catch that is thrown back into the sea, often dead or dying. This is a key component of by-catch.
Synonyms
- Incidental catch
- Non-target catch
- Unwanted catch
Related Phrases
- To be taken as by-catch: Describes the action of being caught incidentally.
- Thousands of albatrosses are taken as by-catch each year.
- By-catch mortality rate: A statistical measure used in fisheries science.
- Scientists are working to lower the by-catch mortality rate for sharks.
Noun
- unwanted marine creatures that are caught in the nets while fishing for another species
- thousands of dolphins and porpoises and whales are killed as part of the by-catch each year