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💧 Freshwater Vulnerable 🌡️ Subtropical

Trispot darter

Etheostoma trisella Bailey & Richards, 1963
Max Length
5.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
13.00/100
Typical Length
3.6 cm
Depth Zone
-

📖 Overview

Inhabit sand and gravel runs of creeks and small rivers. Spawning occurs in headwaters . Adults feed on midge larvae and mayfly nymphs . Eggs are found attached to the substrate unguarded .

Scientific Name
Etheostoma trisella
Authority
Bailey & Richards, 1963
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
VU
Max Length
5.9 cm
Trophic Level
3.2
Resilience
High
Vulnerability
13.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

: elongated.

🌀 Behaviour

Behavioural data for Trispot darter is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Eggs are found attached to the substrate unguarded .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical; 36°N - 33°N North America: Coosa River system in Georgia, Alabama and southeastern Tennessee, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.5
Food Items

midge larvae and mayfly nymphs (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00676 × L3.12 (TL)
Max TL
5.9cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Bailey & Richards, 1963

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