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Pros and Cons of Aquaculture

Pros and Cons of Aquaculture. Pros. Meets increasing consumer demand for seafood Does not contribute to declining wild fish stocks Independent of fisheries mismanagement Provides employment. Pros, cont’d. Less bykill Less habitat degradation. Cons.

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Pros and Cons of Aquaculture

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  1. Pros and Cons of Aquaculture

  2. Pros • Meets increasing consumer demand for seafood • Does not contribute to declining wild fish stocks • Independent of fisheries mismanagement • Provides employment

  3. Pros, cont’d • Less bykill • Less habitat degradation

  4. Cons • Fish escape (disease transmission to wild stock, competition with wild stock, genetics) • Entanglement of wild creatures in aquaculture nets • Uneaten food and feces the sinks below cage can suffocate benthic organisms and change water quality

  5. Cons, cont’d • Use of antibiotics may change the bacterial community around the cages • Hard feelings in communities

  6. Salmon Cages

  7. Fish Diseases Sea lice

  8. Fish Diseases

  9. Age determination by rings on fish scales

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