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giant floater

Pyganodon grandis

Classification

Family
Unionidae

Pyganodon grandis, or the giant floater, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. This species is fast-growing, large, and has a short lifespan. It is variable and widespread across the United States and southeastern Canada.

Distribution

(c) Sam Turner, some rights reserved (CC BY), uploaded by Sam Turner · CC-BY
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Countries in the Picchu catalog
United States of America · 4,155Canada · 1,330Mexico · 1