U.S. Fish and Wildlife Service
Back to Freshwater Mussels of the Upper Mississippi River System home page.Freshwater Mussels of the Upper Mississippi River System Link to USGS home page.
camera.gif Image Library
Glochidia attach to the host fish and encyst. In approximately 1-8 weeks they transform, fall off the gills and settle to the bottom as juveniles. Life History
Lampsilis higginsii glochidia attach to fish encyst
Source: Roger Gordon, U.S. Fish & Wildlife Service
Species Identification and Location • Threatened and Endangered Mussels • Life History • Ecology • Mussel Harvest on the River • Current Threats • Mussel Conservation Activities • Ongoing Studies and Projects • Multimedia • Teacher Resources • Frequently Asked Questions • Glossary • References • Links to Other Mussel Sites

Privacy • FOIA • FirstGov • Contact

Department of the Interior • U.S. Fish & Wildlife Service • U.S. Geological Survey
Last updated on September 15, 2003
http://www.fws.gov/midwest/mussel/images/lampsilis_higginsii_glochidia3.html