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💧 Freshwater 🌡️ Subtropical

Oligosarcus Varii

Oligosarcus varii Menezes & Ribeiro, 2015
Max Length
19.7 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
-
Climate
Subtropical
Resilience
Medium
Vulnerability
34.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Oligosarcus Varii (Oligosarcus varii) is a ray-finned fish of the family Acestrorhamphidae. It inhabits freshwater waters. This species can reach a maximum total length of 19.7 cm. With a trophic level of 4.1, it is a mid-level predator.

Scientific Name
Oligosarcus varii
Authority
Menezes & Ribeiro, 2015
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
Max Length
19.7 cm
Trophic Level
4.1
Resilience
Medium
Vulnerability
34.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 11. : elongated.

🌀 Behaviour

Behavioural data for Oligosarcus Varii is currently being reviewed.

🦐 Diet

Diet information for Oligosarcus Varii is currently being compiled.

🥚 Reproduction

Reproduction data for Oligosarcus Varii is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical South America: Rio Jacuí basin in Rio Grande do Sul, Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3.04 (TL)
Max TL
19.7cm
Dorsal Rays
11

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
34.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Menezes & Ribeiro, 2015

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