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💧 Freshwater Least Concern 🌡️ Temperate

Stonecat

Noturus flavus Rafinesque, 1818
Max Length
31 cm
Max Weight
-
Lifespan
7 yrs
Trophic Level
3.2
Depth
-
Climate
Temperate
Resilience
Medium
Vulnerability
33.00/100
Typical Length
13.2 cm
Depth Zone
demersal

📖 Overview

Adults inhabit rubble and boulder riffles and runs of creeks and small to large rivers, and gravel shoals of lakes . They feed on mayfly larvae and crayfish .

Scientific Name
Noturus flavus
Authority
Rafinesque, 1818
Habitat
Freshwater
Climate
Temperate
Body Shape
Elongated
IUCN Status
LC
Max Length
31 cm
Lifespan
7 years
Trophic Level
3.2
Resilience
Medium
Vulnerability
33.00/100
Migration
Potamodromous
Water Temp
5–23 °C
Salinity
0–0.5 ppt

🐟 Physical Description

: elongated.

🌀 Behaviour

Behavioural data for Stonecat is currently being reviewed.

🦐 Diet

The stonecat is a benthic, opportunistic feeder, using its sensitive barbels during the night to search for food on the river bottom. Stonecats eat a diversity of food items, such as aquatic insect larvae (e.g., mayflies), mollusks, minnows, fish eggs, isopods, amphipods, crayfish, plant material, worms and chilopods.

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal; potamodromous . Temperate; 5°C - 23°C ; 51°N - 34°N North America: St.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Migration
Potamodromous
Trophic Level
3.2±0.46
Food Items

mayfly larvae and crayfish (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00631 × L3.02 (TL)
Max TL
31cm

🌡️ Water Parameters & Tolerance

Temperature Range
5–23°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
33.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Rafinesque, 1818

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Stonecat
🇫🇷French barbotte des rapides

🦠 Common Diseases

The following diseases are known to affect Stonecat.

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 40 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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