New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Vulnerable 🌡️ Subtropical

Tennessee dace

Chrosomus tennesseensis Starnes & Jenkins, 1988
Max Length
7.2 cm
Max Weight
-
Lifespan
-
Trophic Level
2.6
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
20.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Found in gravel-, sand-, and silt-bottomed pools of spring-fed headwaters . Migratory behaviour is undetermined .

Scientific Name
Chrosomus tennesseensis
Authority
Starnes & Jenkins, 1988
Habitat
Freshwater
Climate
Subtropical
IUCN Status
VU
Max Length
7.2 cm
Trophic Level
2.6
Resilience
High
Vulnerability
20.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Chrosomus tennesseensis is similar to C. oreas but can be distinguished by having smaller spots (smaller than eye pupil) on back and upper side, usually a thin black stripe present along side (above larger broken stripe), red on caudal fin and below stripe along side of large make, and 67-95 scales on lateral line .

🌀 Behaviour

Behavioural data for Tennessee dace is currently being reviewed.

🦐 Diet

Diet information for Tennessee dace is currently being compiled.

🥚 Reproduction

Reproduction data for Tennessee dace is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical; 38°N - 34°N North America: upper Tennessee River drainage (from lower Clinch River system in Tennessee, and Holston River system in Virginia to near Georgia border) in Virginia and Tennessee, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
2.6±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
7.2cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
20.00/100
Low vulnerability
Trophic Level
2.6
Omnivore / Planktivore
Climate Zone
Subtropical
Described By
Starnes & Jenkins, 1988

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Tennessee dace ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.