Three primary types of glochidia in the North American Unionidae

Photo By/Credit

Simanek, Kristin/USFWS

Media Usage Rights/License
Public Domain
Image
The three primary types of glochidia in the North American Unionidae. Subtriangular, hooked glochidia (left), axe-head glochidia (center), and semi-elliptical, hookless glochidia (right). Graphic: Kristin Simanek, USFWS.
Subject tags
Work of the Service
Science
Rivers and streams
Restoration
Research
Illustrations
Freshwater mussels
Equipment
Ecosystem recovery