25 Dec '11, 7am

Asian carp could destroy America's $7 billion Great Lakes fishing industry.

Asian carp could destroy America's $7 billion Great Lakes fishing industry.

photo: USFWS Some of these things just don't belong here -- invasive species such as zebra mussels and Asian carp are living pollution that can hurt fisheries, degrade water quality and otherwise disrupt nature's balance. At first glance, zebra mussels look pretty harmless. They're small, freshwater mollusks with stripy, triangular shells, the kind a kid might like to pick up at the beach. In the Great Lakes, however, these little mussels are ruthless invaders, clogging up water pipes, gobbling up the food supply and rapidly altering the ecology of the lakes, which supply one-fifth of world's fresh water. Invasive Species 101 Watch the Video ยป Thom Cmar explains the impact of invasive species like Asian Carp and Zebra mussels on the Great Lakes and other waterways. A multi-million dollar nightmare Zebra mussels are tough, reproduce rapidly and have few natural predators. W...

Full article: http://www.nrdc.org/wildlife/invasivespecies/

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