Dwarf Wedge Mussel: Habitat, Life Cycle, and Conservation Facts #3061706 (License: Personal Use)

This educational line drawing depicts the dwarf wedge mussel (Alasmidonta heterodon) in its natural freshwater stream habitat, surrounded by emergent vegetation and a host fish essential for larval development. It illustrates key life stages: egg capsules, parasitic glochidia attached to fish gills, and mature mussels burrowed in sediment. The inset map highlights its historic and current U.S. range, emphasizing its endangered status and limited distribution.

Used on conservation websites, educational pages, or wildlife agency resources to explain the biology and threats facing the endangered dwarf wedge mussel; supports user intent to learn about freshwater mollusks, endangered species recovery, or ecological roles of mussels.