Swampfish (Chologaster cornuta) fish species and information / pictures of Swampfish - Chologaster cornuta

Swampfish (Chologaster cornuta) fish species information

Scientific Name
Chologaster cornuta

Common Name
Swampfish

Biology
Dorsal soft rays : 9-12; Anal soft rays: 9 - 10. Strongly bicolored; dark brown above, white to yellow below. Small eyes. No pelvic fins. 3 narrow black stripes on side; one on lower side wide at front, narrow at rear. 2 black streaks along back before dorsal fin separate to encircle dorsal fin; pink gills visible. Caudal fin clear near base, often black in center; dusky black band in dorsal fin. 0-2 rows of papillae on caudal fin. 9-11 branched caudal rays.

Classification

Classified By
Agassiz, 1853
Class
Ray-finned fishes (Actinopterygii)
Order
Trout-perches, Pirate perches and Cavefish (Percopsiformes)
Family
Cavefishes (Amblyopsidae)

Distribution

Region
North America
Distribution
North America: Atlantic Coastal drainages from Virginia to Georgia, U.S.A.
Range
38°N - 32°N

Environment

Climate
Temperate
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
demersal
Environment
Freshwater; demersal
Trophic Level
3.28 s.e. 0.47 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
6.8 cm
Common Length
4.0 cm
Phylogenetic Diversity Index
PD50 = 1.0176 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (13 of 100)
Resilience
High, minimum population doubling time less than 15 months (K=1.03; Fec=98)
Threat To Humans
Harmless
IUCN Red List Status
Not Evaluated