Quote:
Originally Posted by MakoMike
I disagree. most predators are opportunistic and if the eels are there they'll eat something else. Also we don't know what the causes of natural mortality are, so it is merely an assumption that it all due to predators. As I said before, the main cause of mortality on adult, silver eels is hydroelectric dams.
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It's a systems problem though...unless steps can be taken to reduce human caused mortality you still only have the remainder in the food chain. If predators shift to other food sources does that pressure other threatened species?
-spence
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