Sunday, February 3, 2013

shovelnose sturgeon


The Shovelnose SturgeonScaphirhynchus platorynchus, is the smallest species of freshwater sturgeon native to the United States. It is found in the Missouri River and Mississippi River systems, and the only commercially fished sturgeon in the country. The shovelnose sturgeon feeds on the bottom, using its highly protrusible mouth to suck up its food. The diet is mainly aquatic insect larvae, consisting principally ofmayflies, true flies (Diptera), and caddisflies

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