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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Oligosarcus Acutirostris

Oligosarcus acutirostris Menezes, 1987
Max Length
16 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
29.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Oligosarcus Acutirostris (Oligosarcus acutirostris), first described by Menezes, 1987 is a medium-sized fish in the family Acestrorhamphidae (order Characiformes). Adults typically reach 16.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Least Concern.The species is kept in the aquarium hobby. Care requirements and behaviour align broadly with other Acestrorhamphidae kept in the hobby.

Scientific Name
Oligosarcus acutirostris
Authority
Menezes, 1987
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
16 cm
Trophic Level
4
Resilience
High
Vulnerability
29.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Oligosarcus Acutirostris is currently being compiled.

🌀 Behaviour

Behavioural data for Oligosarcus Acutirostris is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Brazil, eastern coastal rivers between Espírito Santo and Bahia.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
4±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00724 × L3.04 (TL)
Max TL
16cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
29.00/100
Low vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Tropical
Described By
Menezes, 1987

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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