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💧 Freshwater Data Deficient 🌡️ Tropical

Australoheros Charrua

Australoheros charrua Říčan & Kullander, 2008
Max Length
7.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Australoheros Charrua (Australoheros charrua) is a ray-finned fish of the family Cichlidae. It inhabits freshwater waters. This species can reach a maximum total length of 7.8 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Australoheros charrua
Authority
Říčan & Kullander, 2008
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Length
7.8 cm
Trophic Level
3.2
Resilience
Medium
Vulnerability
12.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 16 - 17; Dorsal soft rays (total): 9 - 10; Anal spines: 7 - 8; Anal soft rays: 7 - 8; Vertebrae: 26 - 28. This species is similar to A. scitulus, but differs in having a lower dorsal 16 (vs.17) and anal 7 (vs. 8-9) fin spine counts; it has a higher dorsal ray count 10 (vs. 9); a shorter head; a larger interorbital distance; and lacks the diagnostic blotches on head and body which is usually present in A. scitulus .

🌀 Behaviour

Behavioural data for Australoheros Charrua is currently being reviewed.

🦐 Diet

Diet information for Australoheros Charrua is currently being compiled.

🥚 Reproduction

Reproduction data for Australoheros Charrua is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Middle Río Uruguay, Brazil and Uruguay.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L3.08 (TL)
Max TL
7.8cm
Dorsal Spines
17
Dorsal Rays
10
Anal Spines
8
Anal Rays
8
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.2
Predator
Climate Zone
Tropical
Described By
Říčan & Kullander, 2008

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