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book Marine Biology 9th Edition by Michael Huber,Peter Castro cover

Marine Biology 9th Edition by Michael Huber,Peter Castro

النسخة 9الرقم المعياري الدولي: 978-0073524207
book Marine Biology 9th Edition by Michael Huber,Peter Castro cover

Marine Biology 9th Edition by Michael Huber,Peter Castro

النسخة 9الرقم المعياري الدولي: 978-0073524207
تمرين 1
For the last three years the annual catches of a commercially important fish have been above the maximum sustainable yield. One option is to decrease the fishing effort by decreasing the number of fishermen. This, however, would cause unemployment in a region where unemployment is already high. What other options might ensure a lower fishing effort? How could they be carried out?
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Humans are highly dependent on sea for d...

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Marine Biology 9th Edition by Michael Huber,Peter Castro
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