Procambarus angustatus 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Arthropoda Malacostraca Decapoda Cambaridae

Scientific Name: Procambarus angustatus (LeConte, 1856)
Common Name(s):
English Sandhills Crayfish
Astacus angustatus Le Conte, 1856

Assessment Information [top]

Red List Category & Criteria: Extinct ver 3.1
Year Published: 2010
Date Assessed: 2010-06-01
Assessor(s): Thoma, R.F., Cordeiro, J. & Jones, T.
Reviewer(s): Collen, B. & Richman, N.
Contributor(s): Livingston, F., Soulsby, A.-M., Batchelor, A., Dyer, E., Whitton, F., Milligan, HT, Smith, J., Lutz, M.L., De Silva, R., McGuinness, S., Kasthala, G., Jopling, B., Sullivan, K. & Cryer, G.

Procambarus angustatus has been assessed as Extinct. This species is only known from a single specimen collected from a vaguely described type locality in Georgia. Despite thorough searches of this site and throughout its known range and habitat this species has not been found since, it is therefore considered globally extinct.

Previously published Red List assessments:

Geographic Range [top]

Range Description:

This species was known historically only from a single type specimen from an extremely vague type locality in Georgia, USA (Hobbs 1958). "It lives in lesser Georgia, in the rivulets of pure water which flow between little sand hills" (LeConte 1856). Hobbs (1981) notes it was known only from streams in the Sand Hills of southern Georgia. It is considered globally extinct.

Countries occurrence:
Regionally extinct:
United States (Georgia)
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:This species is known from one specimen (Hobbs 1958), collected at a vaguely described type locality and hasn't been found since: Despite 30 years of attempted collecting Hobbs (1981) reported conducting thorough searches for the species throughout its known range and areas of known habitat and failed to find it.
Current Population Trend:Unknown
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:

There is no information on the habitat or ecology of this species.


Threats [top]

Major Threat(s): There is no threat information available; this species is considered Extinct.

Conservation Actions [top]

Conservation Actions:

This species has been given the heritage rank of GX by NatureServe and Endangered (possibly extinct) by the American Fisheries Society (Taylor et al. 2007, NatureServe 2009). 

Errata [top]

Errata reason: This errata version has been created to correct an error on the map; the range was originally shown with the presence coded as extant whereas it should have been coded as extinct.

Citation: Thoma, R.F., Cordeiro, J. & Jones, T. 2010. Procambarus angustatus (errata version published in 2018). The IUCN Red List of Threatened Species 2010: e.T18220A129681244. . Downloaded on 16 October 2018.
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