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💧 Freshwater Data Deficient 🌡️ Tropical

Australoheros Robustus

Australoheros robustus Ottoni & Costa, 2008
Max Length
7.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Overview information for Australoheros Robustus is currently being compiled by our editorial team.

Scientific Name
Australoheros robustus
Authority
Ottoni & Costa, 2008
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Length
7.5 cm
Trophic Level
3.2
Resilience
High
Vulnerability
11.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 17; Dorsal soft rays (total): 8 - 9; Anal spines: 7 - 8; Anal soft rays: 7 - 8; Vertebrae: 26. Distinguished from other congeners by the combination of the following characters: caudal vertebrae 12; absence of mark on side of head; dorsal-fin spines 17; dorsal-fin rays 8-9; anal-fin rays 7-8; snout robust; wide ectopterygoid; arm of epibranchial 1 long; arms of epibranchial 2 with two short tubular processes; absence of depression on head; arms of vertical trunk bar 7 with the same width .

🌀 Behaviour

Behavioural data for Australoheros Robustus is currently being reviewed.

🦐 Diet

Diet information for Australoheros Robustus is currently being compiled.

🥚 Reproduction

Reproduction data for Australoheros Robustus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Córrego da Areia, rio Paraíba do Sul basin in Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L3.08 (TL)
Max TL
7.5cm
Dorsal Spines
17
Dorsal Rays
9
Anal Spines
8
Anal Rays
8
Vertebrae
26

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Ottoni & Costa, 2008

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