Scientific Name
Catostomus santaanae

Common Name
Santa Ana sucker

Biology
Inhabits clear, cool rocky pools and runs of creeks and small to medium rivers.

Classification

Classified By

Snyder, 1908

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Suckers (Catostomidae)

Distribution

Region

North America

Distribution

North America: Los Angeles, San Gabriel and Santa Ana River drainages in southern California, USA.

Range

35°N - 33°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

2.82 s.e. 0.32 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

25.0 cm

Common Length

11.8 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 vulnerability (35 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Vulnerable (VU) (B1+2c, D2)