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💧 Freshwater Endangered 🌡️ Temperate

Shortnose sucker

Chasmistes brevirostris Cope, 1879
Max Length
64 cm
Max Weight
-
Lifespan
33 yrs
Trophic Level
3.1
Depth
-
Climate
Temperate
Resilience
Low
Vulnerability
60.00/100
Typical Length
40 cm
Depth Zone
demersal

📖 Overview

Shortnose sucker (Chasmistes brevirostris) is a ray-finned fish of the family Catostomidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 64 cm. With a trophic level of 3.1, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Endangered on the IUCN Red List.

Scientific Name
Chasmistes brevirostris
Authority
Cope, 1879
Habitat
Freshwater
Climate
Temperate
IUCN Status
EN
Max Length
64 cm
Lifespan
33 years
Trophic Level
3.1
Resilience
Low
Vulnerability
60.00/100
Migration
Potamodromous
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Shortnose sucker is currently being compiled.

🌀 Behaviour

Behavioural data for Shortnose sucker is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal; potamodromous . Temperate; 43°N - 42°N North America: endemic to the upper Klamath River Basin, including the Lost River in Oregon and Lower Klamath Lake sub-basins and Clear Lake Reservoir in California, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Migration
Potamodromous
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00537 × L3.05 (TL)
Max TL
64cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
60.00/100
High vulnerability
Trophic Level
3.1
Predator
Climate Zone
Temperate
Described By
Cope, 1879

🌐 Names & Taxonomy

Language Common Names
🇬🇧English short-nose sucker · Shortnose Sucker
🌍CES pakaprovec krátkohlavý
🇷🇺Russian Коротконосый чукучан

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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