Simpsonaias ambigua is a species of mussels in the family unionid freshwater mussels. They are listed as endangered by COSEWIC. They are associated with freshwater habitat. They are native to The Nearctic. Dead Simpsonaias ambigua form shallow marine sediments. They are detritivores. They have sexual reproduction. They have parental care (female provides care).
EOL has data for 16 attributes, including: