A researcher notices a decline in organism and population numbers over several years in a stream environment. What human activity may have affected organisms and populations in this way?

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asked Jan 20, 2018 77.8k views

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A researcher notices a decline in organism and population numbers over several years in a stream environment. What human activity may have affected organisms and populations in this way?

Biology
middle-school

YourHelper asked

by YourHelper

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Probably over-fishing so the organisms dont have enough food to eat.

Gedamial answered Jan 25, 2018

by Gedamial

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