2005 FMCS Symposium


May 18, 2005 - St. Croix River field trip



St. Croix River at Franconia, Minnesota










Close-up of swollen Tritogonia verrucosa mantle



Tritogonia verrucosa brooding glochidia





Lampsilis cardium mantle display


Elliptio dilatata




Lasmigona complanata






Images by David Heath and Mark Hove