Scientific Name
Erimystax cahni

Common Name
Slender chub

Biology
Inhabits gravel runs and riffles of medium-sized rivers (Ref. 5723, 10294). Feeds on small snails, and immature midges, caddisflies, and mayflies (Ref. 10294).

Classification

Classified By

Hubbs & Crowe, 1956

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

North America

Distribution

North America: upper Tennessee River drainage (Holston, Clinch and Powell Rivers) in Tennessee, USA (and possibly Virginia).

Range

38°N - 34°N

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

1 m

Zone

demersal

Environment

Freshwater; demersal; depth range 0 - 1 m (Ref. 10294)

Trophic Level

2.9 s.e. 0.33 Based on size and trophs of closest relatives

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

9.4 cm

Common Length

6.3 cm

Phylogenetic Diversity Index

PD50 = 0.5312 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (18 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Vulnerable (VU) (B1+2ac)