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💧 Freshwater Least Concern 🎣 Game Fish 🌡️ Subtropical 🎣 Game Fish

Bigmouth buffalo

Ictiobus cyprinellus Valenciennes, 1844
Ictiobus Cyprinellus (Ictiobus cyprinellus)
Ictiobus Cyprinellus (Ictiobus cyprinellus)
Max Length
123 cm
Max Weight
31.9 kg
Lifespan
26 yrs
Trophic Level
3.1
Depth
Climate
Subtropical
Resilience
Low
Vulnerability
70.00/100
Typical Length
35.6 cm
Depth Zone

📖 Overview

Adults inhabit main channels, pools, backwaters of small to large rivers, lakes, and impoundments . They feed on cladocera and cyclopoid copepods supplemented with midge larvae . Oviparous . They prefer water with depth of less than 5 m .

Scientific Name
Ictiobus cyprinellus
Authority
Valenciennes, 1844
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
123 cm
Max Weight
31.9 kg
Lifespan
26 years
Trophic Level
3.1
Resilience
Low
Vulnerability
70.00/100
Migration
Potamodromous
Water Temp
16–30 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

: fusiform / normal.

🌀 Behaviour

Behavioural data for Bigmouth buffalo is currently being reviewed.

🦐 Diet

Diet information for Bigmouth buffalo is currently being compiled.

🥚 Reproduction

🐣 Oviparous
Spawn Location
Gravel

Oviparous . Breed in streams and ponds with rapid flow, on sand and gravel, or in weedy places . One female may mate with several males .

🌍 Habitat & Distribution

Freshwater; benthopelagic; potamodromous ; depth range 4 - ? m . Subtropical; 16°C - 30°C ; 52°N - 29°N, 108°W - 70°W North America: Hudson Bay (Nelson and Red river drainages), Great Lakes and Mississippi River basins from Ontario to Saskatchewan in Canada and Montana in the US, and south to Louisiana in the US.

🌿 Ecology

Zone Preferences
💧 Freshwater
Migration
Potamodromous
Trophic Level
3.1±0.41
Food Items

cladocera and cyclopoid copepods supplemented with midge larvae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.03 (TL)
Max TL
123cm
Max Weight
31,900g

🌡️ Water Parameters & Tolerance

Temperature Range
16–30°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
70.00/100
High vulnerability
Trophic Level
3.1
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Valenciennes, 1844

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Ichthyobus rauchii Agassiz 1855 Synonym
Ichthyobus stolleyi Agassiz 1855 Synonym
Sclerognathus cyprinella Valenciennes 1844 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 8 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Bigmouth buffalo ↗
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