Chiselmouth (Acrocheilus alutaceus) fish species and information / pictures of Chiselmouth - Acrocheilus alutaceus

Chiselmouth (Acrocheilus alutaceus) fish species information

Scientific Name
Acrocheilus alutaceus

Common Name
Chiselmouth

Biology
Inhabits flowing pools and runs over sand and gravel in creeks and small to medium rivers; also in margins of lakes. Adults feed mainly on diatoms, also on filamentous algae; young feed on surface insects (Ref. 1998).

Classification

Classified By

Agassiz & Pickering, 1855

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

North America

Distribution

North America: Fraser and Columbia River drainages in British Columbia in Canada, Washington, Idaho, Oregon, and Nevada, USA; Harney River basin in Oregon, USA.

Range

55°N - 41°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

2.4 s.e. 0.21 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

30.0 cm

Common Length

17.5 cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial

Vulnerability

Moderate vulnerability (44 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=3-4)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated