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💧 Freshwater 🌡️ Subtropical

Gulf chub

Macrhybopsis tomellerii Gilbert & Mayden, 2017
Max Length
4.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
16.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Occurs in large, moderately clear to turbid rivers and lowermost parts of their major tributaries in the Pearl, Pascagoula, and Lake Pontchartrain drainages of Mississippi and Louisiana .

Scientific Name
Macrhybopsis tomellerii
Authority
Gilbert & Mayden, 2017
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
Max Length
4.8 cm
Trophic Level
3.2
Resilience
High
Vulnerability
16.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 7 - 9; Vertebrae: 34 - 37. : elongated.

🌀 Behaviour

Behavioural data for Gulf chub is currently being reviewed.

🦐 Diet

Diet information for Gulf chub is currently being compiled.

🥚 Reproduction

Reproduction data for Gulf chub is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical North America: Pearl and Pascagoula river drainages in Mississippi and southeastern Louisiana, USA, and presumably in the adjacent Lake Pontchartrain drainage of these two states.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.2±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.1 (TL)
Max TL
4.8cm
Dorsal Rays
8
Anal Rays
8
Vertebrae
36

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
16.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Gilbert & Mayden, 2017

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