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💧 Freshwater Vulnerable 🌡️ Tropical

Potamobatrachus Trispinosus

Potamobatrachus trispinosus Collette, 1995
Max Length
5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
0–2 m
Climate
Tropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Potamobatrachus Trispinosus (Potamobatrachus trispinosus) is a ray-finned fish. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 5 cm. It occurs at depths between 0 and 2 metres. With a trophic level of 3.3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Vulnerable on the IUCN Red List.

Scientific Name
Potamobatrachus trispinosus
Authority
Collette, 1995
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
VU
Max Length
5 cm
Depth Range
0–2 m
Trophic Level
3.3
Resilience
High
Vulnerability
12.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Potamobatrachus
Potamobatrachus
Species
Potamobatrachus Trispinosus
Potamobatrachus trispinosus

🐟 Physical Description

Dorsal spines (total): 3; Dorsal soft rays (total): 18 - 19; Anal spines: 0; Anal soft rays: 15 - 16; Vertebrae: 26 - 28. Body with four brown dorsal saddles .: fusiform / normal.

🌀 Behaviour

Behavioural data for Potamobatrachus Trispinosus is currently being reviewed.

🦐 Diet

Diet information for Potamobatrachus Trispinosus is currently being compiled.

🥚 Reproduction

Reproduction data for Potamobatrachus Trispinosus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal; depth range 0 - 2 m . Tropical South America: Araguaia and Tocantins tributaries of the Amazon.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.3±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.08 (TL)
Max TL
5cm
Dorsal Spines
3
Dorsal Rays
19
Anal Rays
16
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Vulnerable
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Collette, 1995

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