Aquatic Invertebrates
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Species Types
Scientific Name
Plethobasus cyphyus
Description
The sheepnose has been classified as endangered in Missouri and is a candidate for federal endangered status.
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Species Types
Scientific Name
Alasmidonta marginata
Description
The elktoe is one of many Missouri mussels with a declining population.
See Also
About Aquatic Invertebrates in Missouri
Missouri's streams, lakes, and other aquatic habitats hold thousands of kinds of invertebrates — worms, freshwater mussels, snails, crayfish, insects, and other animals without backbones. These creatures are vital links in the aquatic food chain, and their presence and numbers tell us a lot about water quality.