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Ameiurus brunneus (Jordan, 1877)

Image contributors to this species:

Dustin Smith (1) Tim Aldridge (5)

ScotCat Sources:

Other Sources:

Relevant Information:

Description: 17-20 anal fin rays. Habitat: Inhabits moderate to swift streams over sand or rocks from S.Virginia south to E.Alabama and N.Florida. Range includes the Atlantic Slope from the Dan River system (where possibly introduced), North Carolina and Virginia, south to the Altamaha River drainage, Georgia, and the St. Johns River drainage, Florida; Gulf Slope in Apalachicola River system, Georgia, Alabama, and Florida; reported from the upper Coosa River system in northern Georgia and the French Broad and Nolichucky river systems in North Carolina (Page and Burr 2011). Current, known range in Florida includes an isolated, upper segment of the Chipola River and its lower reaches, the upper Apalachicola River and 2 other isolated areas downstream, and the Ocklawaha River upstream of the Rodman Reservoir (Evert and Carter 2006). Colouration: A. brunneus has a uniform body colour which is normally not mottled but some specimens from certain rivers can show this trait. Etymology: The specific name brunneus: Medieval Latin for brown, referring to the brownish colour of young and juveniles. Remarks: Introduced populations are established in Virginia, North Carolina, and Georgia (USGS Nonindigenous Aquatic Species Database).

Common Name:

Snail Bullhead

Synonyms:

Ictalurus brunneus

Family:

Ictaluridae

Distribution:

North America: Atlantic Slope from Dan River system in southern Virginia south to Altamaha River drainage in Georgia, and middle St. Johns River drainage in Florida, USA; Gulf Slope in Apalachicola River drainage in Georgia, Alabama and Florida, USA. Recently reported from upper Coosa River system in Georgia, USA.

Size:

24.0cm. (9½ins)

Temp:

18-25°C (63-77°F)

p.H.

6.5-7.5.

IUCN Red List

Listed as Least Concern in view of the fairly large range extent, large number of subpopulations, large population size, and presumed relatively stable population trend (unlikely to be declining fast enough to qualify for any of the threatened categories), (IUCN 2013 needs updating).

Reference:

Aldridge, Tim. pers comm. 2021.
Knopf, The Audubon Society Field guide to North America Fishes, Whales & Dolphins, 1986.
NatureServe. 2013. Ameiurus brunneus. The IUCN Red List of Threatened Species 2013.

Family: Ictaluridae Back to Ident-A-Cat Click on Thumbnails

Ameiurus brunneus
Mottled version

Ameiurus brunneus

Ameiurus brunneus
Showing the anal fin rays 17-20

Ameiurus brunneus
Mottled version-Eno River, NC.

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