Hydrobiid Snails

  • 152 species in North America
Phylum: Mollusca
Class: Gastropoda
Order: Prosobranchia

Identification Tips:

• Small spiral snail (3-7 mm)
• Opening on right when facing with point up
• Shell whorls bulge out on sides

Life History:

• Most occur on aquatic plants; sometimes in huge numbers
• Scape algae

Very Sensitive Somewhat Sensitive Facultative Somewhat Tolerant Very Tolerant

Primary Information Source:
Voshell, J. Reese. 2002. A Guide to Common Freshwater Invertebrates of North America. McDonald and Woodward Publishing Company. Blacksburg, Virginia.