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💧 Freshwater Critically Endangered 🌡️ Tropical

Enteromius Melanotaenia

Enteromius melanotaenia Stiassny, 1991
Max Length
3.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Enteromius Melanotaenia (Enteromius melanotaenia) is a ray-finned fish of the family Cyprinidae. It inhabits freshwater waters in pelagic environments. This species can reach a maximum total length of 3.9 cm. With a trophic level of 3, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Critically Endangered on the IUCN Red List.

Scientific Name
Enteromius melanotaenia
Authority
Stiassny, 1991
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
CR
Max Length
3.9 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 12; Anal spines: 0; Anal soft rays: 8. Diagnosis: last simple dorsal-fin ray smooth on hind margin; scale formula 3.5/22-25/3.5; 2.5 scales between lateral line and pelvic-fin base; 9 scales around caudal peduncle; 8 branched dorsal fin rays; two pairs of barbels; anterior barbel not reaching to anterior margin of eye/not extending beyond centre of eye; posterior barbel extending beyond hind margin of eye; lateral line complete and more or less horizontal to weakly depressed below dorsal fin; maximum reported size 39 mm SL; no black spot on dorsal fin; wide, black lateral band on sides from snout to base of caudal peduncle . : fusiform / normal.

🌀 Behaviour

Behavioural data for Enteromius Melanotaenia is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; pelagic. Tropical known from its type locality: River Via, St.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01096 × L3.02 (TL)
Max TL
3.9cm
Dorsal Rays
12
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Stiassny, 1991

🦠 Common Diseases

The following diseases are known to affect Enteromius Melanotaenia.

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