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💧 Freshwater Endangered 🌡️ Subtropical

Mary River cod

Maccullochella mariensis Rowland, 1993
Max Length
85 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
-
Climate
Subtropical
Resilience
Very low
Vulnerability
65.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Mary River cod (Maccullochella mariensis), first described by Rowland, 1993 is a large fish in the family Percichthyidae (order Centrarchiformes). Adults typically reach 85.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Subtropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Endangered.The species is a species of conservation concern.

Scientific Name
Maccullochella mariensis
Authority
Rowland, 1993
Habitat
Freshwater
Climate
Subtropical
IUCN Status
EN
Max Length
85 cm
Trophic Level
3.9
Resilience
Very low
Vulnerability
65.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Mary River cod is currently being compiled.

🌀 Behaviour

Behavioural data for Mary River cod is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.9±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
85cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
65.00/100
High vulnerability
Trophic Level
3.9
Predator
Climate Zone
Subtropical
Described By
Rowland, 1993

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Maccullochella peelii mariensis Rowland 1993 Synonym

🗺️ 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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