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Owens sucker (Catostomus fumeiventris) — Catostomidae

Owens sucker

Catostomus fumeiventris
Family: Catostomidae
LC · Least Concern

The Owens sucker (Catostomus fumeiventris) is a freshwater fish of the family Catostomidae that grows up to 50 cm.

Length
50 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
California
Edibility
Rarely eaten

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Description

The Owens sucker is a sucker from the Owens River drainage in California, with introduced populations in June Lake and the Santa Clara system. The species grows to about 50 cm and has a streamlined body with an inferior, fleshy sucking mouth with which it scrapes algae, small invertebrates and detritus from the bottom. It lives in silty to rocky pools and runs of creeks. The fish is harmless to humans and is assessed as Least Concern (LC) by the IUCN.

Frequently asked questions

How do you recognise the Owens sucker?

The Owens sucker has an elongate, eel-like body, is mainly silver-grey and shows a plain pattern. Inferior fleshy sucker mouth for scraping the bottom

Where does the Owens sucker live?

The Owens sucker lives in fresh water and is mostly found around sand or mud bottom. California

How big does the Owens sucker get?

The Owens sucker grows to a maximum of about 50 cm. On average the species is around 31 cm.

Is the Owens sucker dangerous to humans?

No, the Owens sucker is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Owens sucker edible?

The Owens sucker is rarely eaten.

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All data

Identification

English name
Owens sucker verified
Scientific name
Catostomus fumeiventris
Family
Catostomidae

Appearance

Size class
Large verified
Max length (cm)
50.0 verified
Average length (cm)
30.9 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey inferred
Pattern
Plain sourced
Tail shape
Forked inferred
Mouth position
Inferior (downward) sourced
Lips
Thick / fleshy sourced
Barbels
No sourced
Dorsal fins
One continuous sourced
Dorsal spines
No sourced

Habitat & distribution

Water type
Freshwater sourced
Substrate
Sand / mud bottom sourced
Natural range
California verified
Origin
Native verified

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Algae, small invertebrates and detritus inferred
Social behaviour
Schooling sourced
Territorial
No sourced
Activity
Diurnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Bottom-scraping sucker; present year-round. sourced
Special features
Inferior fleshy sucker mouth for scraping the bottom sourced

For anglers

Edibility
Rarely eaten sourced
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Catostomus

More from the family Catostomidae

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