Home/Species/ Blacknose Crayfish

Procambarus leonensis

Hobbs, 1942

Blacknose Crayfish

G4Apparently Secure Found in 1 roadless area NatureServe Explorer →

G4Apparently SecureGlobal Rank

Least concernIUCN

UnknownThreat Impact

Identity

Unique IDELEMENT_GLOBAL.2.113789

Element CodeICMAL14690

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryInvertebrate Animal

IUCNLeast concern

Endemicendemic to a single state or province

KingdomAnimalia

PhylumArthropoda

ClassMalacostraca

OrderDecapoda

FamilyCambaridae

GenusProcambarus

Concept Reference

Hobbs, H. H., Jr. 1989. An Illustrated Checklist of the American Crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae). Smithsonian Contributions to Zoology 480:1-236.

Conservation Status

Review Date2009-07-01

Change Date1996-02-19

Edition Date2009-07-01

Edition AuthorsCordeiro, J.

Threat ImpactUnknown

Range Extent5000-20,000 square km (about 2000-8000 square miles)

Rank Reasons

The species has a fairly wide range and broad habitat requirements. Threat and trend information are not known.

Range Extent Comments

Found between the Apalachicola and Suwannee rivers in Florida in lentic and lotic habitats (Hobbs, 1989).

Occurrences Comments

INHS collections database lists occurrences in Liberty and Franklin Cos., Florida.

Threat Impact Comments

It is unknown whether the species is impacted by any major threat process. However, it is likely to be undergoing localized declines due to urbanization, alterations to the hydrological regime and water pollution.

Ecology & Habitat

Habitat

It is found in both lentic and lotic situations, and burrows. This species is a habitat generalist (Hobbs, 1942).

Other Nations (1)

United StatesN4

Province	Rank	Native
Florida	S4	Yes

Roadless Areas (1)

Florida (1)

Area	Forest	Acres
Clear Lake	Apalachicola National Forest	5,592

References (5)

Crandall, K. A., and S. De Grave. 2017. An updated classification of the freshwater crayfishes (Decapoda: Astacidea) of the world, with a complete species list. Journal of Crustacean Biology 37(5):615-653.
Hobbs, H. H., Jr. 1942. The Crayfishes of Florida. University of Florida Press, Biological Science Series 3(2). 179 pp.
Hobbs, H. H., Jr. 1989. An Illustrated Checklist of the American Crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae). Smithsonian Contributions to Zoology 480:1-236.
McLaughlin, P. A., D. K. Camp, M. V. Angel, E. L. Bousfield, P. Brunel, R. C. Brusca, D. Cadien, A. C. Cohen, K. Conlan, L. G. Eldredge, D. L. Felder, J. W. Goy, T. Haney, B. Hann, R. W. Heard, E. A. Hendrycks, H. H. Hobbs III, J. R. Holsinger, B. Kensley, D. R. Laubitz, S. E. LeCroy, R. Lemaitre, R. F. Maddocks, J. W. Martin, P. Mikkelsen, E. Nelson, W. A. Newman, R. M. Overstreet, W. J. Poly, W. W. Price, J. W. Reid, A. Robertson, D. C. Rogers, A. Ross, M. Schotte, F. Schram, C. Shih, L. Watling, G. D. F. Wilson, and D. D. Turgeon. 2005. Common and Scientific Names of Aquatic Invertebrates from the United States and Canada: Crustaceans. American Fisheries Society Special Publication 31. 545 pp.
Taylor, C. A., G. A. Schuster, J. E. Cooper, R. J. DiStefano, A. G. Eversole, P. Hamr, H. H. Hobbs III, H. W. Robison, C. E. Skelton, and R. F. Thoma. 2007. A reassessment of the conservation status of crayfishes of the United States and Canada after 10+ years of increased awareness. Fisheries 32(8):371-389.