title: Altamaha arcmussel
text: # Altamaha arcmussel
  
  The Altamaha arcmussel (Alasmidonta arcula) is a species of freshwater mussel, an aquatic bivalve in the family Unionidae.
  
  It is an endangered species.
  
  ## Distribution
  
  This species is endemic to the United States.
  
  ## Habitat
  
  This mussel lives in rivers.
  
  ## Conservation status
  
  This species is threatened by habitat loss.
  
  