Tonguetied minnow (Exoglossum laurae) fish species and information / pictures of Tonguetied minnow - Exoglossum laurae

Tonguetied minnow (Exoglossum laurae) fish species information

Scientific Name
Exoglossum laurae

Common Name
Tonguetied minnow

Biology
Inhabits rocky pools and runs of creeks and small to medium rivers, often near vegetation or other cover. Breeding males build large circular or rectangular nests by piling pebbles carried in the mouth.

Classification

Classified By

Hubbs, 1931

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

North America

Distribution

North America: 3 disjunct areas of upper Ohio River basin in USA: upper Allegheny River drainage in New York and Pennsylvania; upper New River drainage in West Virginia, Virginia and North Carolina; and Great Miami and Little Miami River systems in Ohio; also in upper Genesee River, New York and Pennsylvania.

Range

43°N - 36°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

2.87 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

16.0 cm

Common Length

10.0 cm

Phylogenetic Diversity Index

PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low to moderate vulnerability (27 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated