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

💧 Freshwater Endangered 🌡️ Tropical

aquarium

Melanotaenia sembrae Kadarusman, Carman & Pouyaud, 2015
Max Length
10.2 cm
Max Weight
-
Lifespan
-
Trophic Level
2.9
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Found only in the type locality, with depth to about 4 m, with moderate to fast flowing clear water over a limestone rocky substrate. Maximum length based on type specimen, to be replaced with a better reference .

Scientific Name
Melanotaenia sembrae
Authority
Kadarusman, Carman & Pouyaud, 2015
Habitat
Freshwater
Climate
Tropical
IUCN Status
EN
Max Length
10.2 cm
Trophic Level
2.9
Resilience
Medium
Vulnerability
37.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Anal soft rays: 22 - 24. This species is distinguished by the following set of characters: D IV- V +I,12-14; A I, 22-24; 36-37 lateral scales; 10 transverse scales; 17-19 anterior scales; 12-15 cheek scales; GR 17-18 on first arch; pointed head with a long snout length, 9.1-9.7% of SL; intermediate interorbital width, 8.4-8.8% of SL; compressed body with a long anterior back length, 51.1-53.2% of SL; large caudal peduncle depth, 10.7-11.6% of SL; long pectoral fin length, 20.2-21.9% of SL; moderately short dorsal fin base length, 32.9-38.5; dorsal fin base protruding vertically behind anal origin, between 3rd and 5th anal soft ray. Colouration: distinct red margin stripe on second dorsal fin .Cross section: compressed.

🌀 Behaviour

Behavioural data for aquarium is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical West Papua).

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.9±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
10.2cm
Anal Rays
23

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Kadarusman, Carman & Pouyaud, 2015

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for aquarium ↗
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.