New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater Least Concern 🌡️ Tropical

Asterophysus Batrachus

Asterophysus batrachus Kner, 1858
Max Length
25 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
35.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Asterophysus Batrachus (Asterophysus batrachus), first described by Kner, 1858 is a medium-sized fish. Adults typically reach 25.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Asterophysus batrachus
Authority
Kner, 1858
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
25 cm
Trophic Level
3.5
Resilience
Medium
Vulnerability
35.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Asterophysus
Asterophysus
Species
Asterophysus Batrachus
Asterophysus batrachus

🐟 Physical Description

Physical description for Asterophysus Batrachus is currently being compiled.

🌀 Behaviour

Behavioural data for Asterophysus Batrachus is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical South America: Orinoco and Negro River basins.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.5±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00891 × L3.03 (TL)
Max TL
25cm

🌡️ 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
35.00/100
Low vulnerability
Trophic Level
3.5
Predator
Climate Zone
Tropical
Described By
Kner, 1858

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Asterophysus Batrachus ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.