North America: found only in Great Lakes (except Lake Erie) in Canada-USA and Lake Nipigon in Canada. This species is probably extirpated from Lakes Ontario and Nipigon, threatened in Lake Michigan, and declining in Lakes Superior and Huron.

Range

51°N - 41°N

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

30 m

Depth To - meters

189 m

Zone

demersal

Environment

Freshwater; demersal; depth range 30 - 189 m

Trophic Level

3.27 s.e. 0.51 Based on diet studies.

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

37.0 cm

Common Length

25.5 cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate to high vulnerability (46 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=3; k=0.22)

Threat To Humans

Harmless

IUCN Red List Status

Vulnerable (VU) (D2)