The Control of Fish Migration

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Product Details

• Series: Zoophysiology (Book 17)
• Paperback: 268 pages
• Publisher: ---
• Pub Year: Softcover reprint of December 8, 2011
• Language: English
• ISBN-10: 3642823505
• ISBN-13: 978-3642823503

Book Description

Fish migration is important and spectacular. Migratory fish gather energy in one portion of the environment and transport
it to other areas, where it often becomes available to humans or to other elements in the ecosystem. Migration brings fish into
situations that allow easy harvest as they concentrate along migration routes. Their journeys also make them vulnerable
to human intereference at critical points along their route. Salmon, for example, may harvest plankton in the open ocean
and transport that food energy to coastal and inland regions, where it is captured by fisheries or deposited in inland streams
and utilized by the flora and fauna of the region. These salmon are able to complete journeys of thousands of kilometers from
their natal streams to oceanic feeding grounds and back to the same home streams, an accomplishment that strains our
credi bili ty .

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