New York Metropolitan Region and New Jersey
Freshwater Mussel Identification Handbook


    


    
M. margaritifera

Metro distribution: NY: Hudson and upper
Delaware River watershed; NJ: does not
occur; CT: Fairfield Co.
Conservation status: Rare. Not legally
protected: NY, NJ, CT

Conservation challenges: Absence of 
key host species in the lower Hudson River
estuary may impact recovery of this species