Environmental impacts of fishing
- Created by: Bethany Ball
- Created on: 04-06-14 11:50
Environmental impacts of fishing
Bycatch: the non target species that are caught when fishing.
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Immature fish that are too small to sell- this may reduce future catches by killing fish that may have been caught in the future.
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Individuals of species for which the catch quota has already been reached. They are still being killed whilst try to reach their catch quota for another species.
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Species with no commercial value.
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Drift nets can kill whales, dolphins and sharks. Reflective metal discs help whales and dolphins to detect the presence of the net.
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Pair trawling for bass catches porpoises.
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Shrimp trawl nets have small holes so a lot of larger species cannot escape such as sea urchins.
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Pelagic lone lines kill albatrosses. This is reduced by fishing at night and by weighting the lines so they're out of reach of the albatrosses.
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Demersal long lines can catch fish but also sharks and…
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