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💧 Freshwater Endangered 🌡️ Subtropical

Bayou darter

Etheostoma rubrum Raney & Suttkus, 1966
Max Length
5.5 cm
Max Weight
-
Lifespan
3 yrs
Trophic Level
3.3
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabits fast, rocky riffles of creeks and small to medium rivers. Generally feeds on aquatic insects as adults and on micro-crustaceans as juveniles .

Scientific Name
Etheostoma rubrum
Authority
Raney & Suttkus, 1966
Habitat
Freshwater
Climate
Subtropical
IUCN Status
EN
Max Length
5.5 cm
Lifespan
3 years
Trophic Level
3.3
Resilience
High
Vulnerability
12.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Bayou darter is currently being compiled.

🌀 Behaviour

Behavioural data for Bayou darter is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical; 33°N - 32°N North America: found only in Bayou Pierre system in southwestern Mississippi, USA.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3
Food Items

aquatic insects as adults and on micro-crustaceans as juveniles (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00676 × L3.12 (TL)
Max TL
5.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Subtropical
Described By
Raney & Suttkus, 1966

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Nothonotus rubrus Raney & Suttkus 1966 Homotypic

🗺️ 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
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View all observations for Bayou darter ↗
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