9 abril 2015
Lake Erie’s dead zones are actually quite active, greatly affecting fish distributions, catch rates and the effectiveness of fishing gear, scientists report. «Our study shows that Lake Erie contains a patchwork of low and high-density fish populations,» said a researcher. «This understanding of fish distributions can inform policy decisions, such as how many walleye, yellow perch and others can be fished from the lake.»
http://feeds.sciencedaily.com/~r/sciencedaily/~3/88wZS2_e0OU/150409162451.htm
