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Teleostei (teleosts) > Cypriniformes (Carps) > Catostomidae (Suckers) > Catostominae
Etymology: Catostomus: Greek, kata = down + Greek, stoma = mouth (Ref. 45335).
More on author: Snyder.

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; demersal. Temperate; 35°N - 33°N

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

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 25.0 cm TL male/unsexed; (Ref. 5723); common length : 11.8 cm TL male/unsexed; (Ref. 12193); max. reported age: 4 years (Ref. 12193)

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

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)

IUCN Red List Status (Ref. 130435: Version 2024-1)

Endangered (EN) (B1ab(ii,iii,v)c(iv)); Date assessed: 31 October 2011

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

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Trophic ecology
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Ecology
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Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00891 (0.00281 - 0.02830), b=2.96 (2.71 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Trophic level (Ref. 69278): 2.8 ±0.2 se; based on size and trophs of closest relatives

Resilience (Ref. 120179): Medium, minimum population doubling time 1.4 - 4.4 years (tmax=4).

Fishing Vulnerability (Ref. 59153): Low vulnerability (15 of 100).

Catostomus santaanae (Snyder, 1908)