Chestnut lamprey (Ichthyomyzon castaneus) fish species and information / pictures of Chestnut lamprey - Ichthyomyzon castaneus

Chestnut lamprey (Ichthyomyzon castaneus) fish species information

Scientific Name
Ichthyomyzon castaneus

Common Name
Chestnut lamprey

Biology
Inhabit lakes and streams. Adults ascend streams to spawn and die soon after egg laying is completed. Ammocoete larvae occur in sand-bottomed and silt-bottomed pools and backwaters. Parasitic. Semelparous.

Classification

Classified By

Girard, 1858

Class

Lampreys (Cephalaspidomorphi)

Order

Lampreys (Petromyzontiformes)

Family

Lampreys (Petromyzontidae)

Distribution

Region

North America

Distribution

North America: Hudson Bay, Laurentian Great Lakes and Gulf of Mexico basins.

Range

50°N - 29°N

Environment

Climate

Subtropical

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

4.5 s.e. 0.80 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

38.0 cm

Common Length

20.5 cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

High vulnerability (58 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (tm=6)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated