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💧 Freshwater Least Concern 🌡️ Tropical

Hoplias Australis

Hoplias australis Oyakawa & Mattox, 2009
Max Length
44.4 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
42.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Hoplias Australis (Hoplias australis) is a ray-finned fish of the family Erythrinidae. It inhabits freshwater waters. This species can reach a maximum total length of 44.4 cm. With a trophic level of 4.1, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Hoplias australis
Authority
Oyakawa & Mattox, 2009
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
44.4 cm
Trophic Level
4.1
Resilience
Medium
Vulnerability
42.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 12 - 14; Anal soft rays: 9 - 11. Laterosensory canal along the ventral surface of dentary always with 5 pores; anterior profile of the head rounded in lateral view; and scales on the lateral line 40-45 . : elongated.

🌀 Behaviour

Behavioural data for Hoplias Australis is currently being reviewed.

🦐 Diet

Diet information for Hoplias Australis is currently being compiled.

🥚 Reproduction

Reproduction data for Hoplias Australis is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Endemic to the rio Uruguai; Brazil, Argentina, Uruguay.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00676 × L3.11 (TL)
Max TL
44.4cm
Dorsal Rays
13
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
42.00/100
Moderate vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Oyakawa & Mattox, 2009

👥 Community & Contribute

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