copyright 2005 University
of Wisconsin Sea Grant Institute
photos courtesy of SGNIS; Phil Moy/Wisconsin Sea Grant If you have trouble accessing this page or
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Zebra mussel shells cover a beach at the mouth of Silver Creek in Manitowoc, Wisconsin.
Yellow or brownish D-shaped shell, often
with dark and light-colored stripes *Up to two inches long,
but most are under an inch *Usually grow in clusters, and
are generally found in shallow water *The only freshwater mollusk
that can attach itself firmly to solid objects
