Aquaculture Science
3rd Edition
ISBN: 9781133558347
Author: Parker
Publisher: Cengage
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List and discuss three policies that could be used to encourage sustainable fishery management.
What is a benefit of uniform dispersion?
decreased competition
increased resources
easier reproduction
increased competition
What is the likely carrying capacity of the fish population using the data given above?
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- Describe how a researcher would determine the size of a penguin population in Antarctica using the mark and release method.arrow_forwardSuppose 200 fish are marked and released in a pond. The following week, 200 fish are caught and 100 of them have marks. How many fish are in this pond?arrow_forwardgive some possible implications of the phenomenon shown in the table for the fishing industry and basin managementarrow_forward
- Describe two strategies that WWF is implementing to manage water scarcity.arrow_forwardDo you think all species have the same carrying capacity or different carrying capacities? ( can you site any sources used)arrow_forwardTaking all factors into account, rank the following for likelihood of bioaccumulation: bald eagles, osprey, seals, and northern harriers.arrow_forward
- Name three industrial fishing practices, and explain how they result in bycatch and marine habitat degradation.arrow_forwardWhen populations of ocean perch and herring are reduced, which other species in this ecosystem are directly affected? Identify at least two species that directly lose their food source.arrow_forwardIf biologists determine that this country’s sustained yield of fish is 17 million metric tons per year. What is the country’s sustainable biological capacity?arrow_forward
- Describe the methods that are being used to restore salmon populations and what specific requirements of the salmon life cycle these help with. Focus on their freshwater habitat.arrow_forwardBased on the data (and your graph), which of the native species will be least affected by the introduction of the bullfrogs? Please provide EVIDENCE to support your CLAIM.arrow_forwardDescribe an example of how overfishing can lead to ecological damage and fishery collapse.arrow_forward
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