The green floater (Lasmigona subviridis) is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.

Green floater

Vulnerable  (NatureServe)[2]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Unionida
Family: Unionidae
Genus: Lasmigona
Species:
L. subviridis
Binomial name
Lasmigona subviridis
Conrad, 1835

This species is endemic to the United States. It is found in West Virginia, Delaware, Maryland, Tennessee, North Carolina, Pennsylvania, New Jersey, Virginia and New York, and has been extirpated from Alabama and Georgia.[1][2] Its populations in the Susquehanna River and the Potomac River are considered to be genetically distinct from the southern population.[3] As of 2023, the species is under review for listing under the Endangered Species Act of 1973.[4]

It is reported to be a simultaneous hermaphrodite under most conditions.[3]

References

edit
  1. ^ a b Cummings, K.; Cordeiro, J. (2012). "Lasmigona subviridis". IUCN Red List of Threatened Species. 2012: e.T11361A502725. doi:10.2305/IUCN.UK.2012.RLTS.T11361A502725.en. Retrieved 17 November 2021.
  2. ^ a b NatureServe (3 March 2023). "Lasmigona subviridis". NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer. Arlington, Virginia: NatureServe. Retrieved 5 April 2023.
  3. ^ a b Kipp, R.M.; Benson, A.J.; Larson, J.; Fusaro, A. (6 November 2019). "Lasmigona subviridis Conrad, 1835". Nonindigenous Aquatic Species. Gainesville, Florida: U.S. Geological Survey. Retrieved 5 April 2023.
  4. ^ "Green floater (Lasmigona subviridis)". Environmental Conservation Online System. U.S. Fish & Wildlife Service. Retrieved 5 April 2023.