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Marine ecology

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Pregunta:

Name some different methods to catch fish and how they are used and for what type of fish and ecological impact

Autor: Asger LIndberg-Nielsen



Respuesta:

Pole and line - Tuna fisheries or other large pelagic fish - Small bait fish put in waters to create illusion of fish school - low bicatch - can be sustainable Longline: Trail a long line behind boat - Baited hooks attached to nets to attract target fish - Used for pelagic or demersal(bottom) fish - Can have bycatch and uninteded impact on nontarget fish, birds and other marine life Pots and traps: - used for crustatians - lobster and crabs - Cone shaped - get in but not out - On bottom for ca 24 hours


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Pole and line 
- Tuna fisheries or other large pelagic fish
- Small bait fish put in waters to create illusion of fish school
- low bicatch - can be sustainable

Longline: Trail a long line behind boat
- Baited hooks attached to nets to attract target fish 
- Used for pelagic or demersal(bottom) fish
- Can have bycatch and uninteded impact on nontarget fish, birds and other marine life

Pots and traps: 
- used for crustatians - lobster and crabs
- Cone shaped - get in but not out
- On bottom for ca 24 hours
1 answer(s) in total