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💧 Freshwater Critically Endangered 🌡️ Tropical

aquarium

Melanotaenia susii Kadarusman, Hubert & Pouyaud, 2015
Max Length
12.3 cm
Max Weight
Lifespan
Trophic Level
2.9
Depth
Climate
Tropical
Resilience
Medium
Vulnerability
39.00/100
Typical Length
Depth Zone

📖 Overview

Collected from the type locality which has clear, shallow and slow flowing water. The creek flows over limestone boulder and muddy bottom with many dead tree branches and is bordered by dense forest. Maximum length based on type specimen, to be replaced with a better reference .

Scientific Name
Melanotaenia susii
Authority
Kadarusman, Hubert & Pouyaud, 2015
Habitat
Freshwater
Climate
Tropical
IUCN Status
CR
Max Length
12.3 cm
Trophic Level
2.9
Resilience
Medium
Vulnerability
39.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 4 - 6; Dorsal soft rays (total): 13 - 16; Anal spines: 1; Anal soft rays: 23 - 27. This species is distinguished from its congeners in the Birds Head region by the following characters: D IV-VI+I,13-16; A I, 23-27; lateral scales 38-39; transverse scales 10-11; predorsal scales 17-20; cheek scales 16-20; total gill rakers on first arch 19; body compressed with a long snout length, 9.2-10.2% of SL; thin interorbital width, 8.0-8.4% of SL; predorsal length long, 50.4-52.2% of SL; pectoral fin length short, 17.6-19.0% of SL; pelvic fin length long, 19.8-24.4% of SL; first dorsal fin with long spine length, 11.4-12.4% of SL; dorsal fin base moderately long, 37.2-39.0% of SL; anal fin base long, 41.1-45.6% of SL; dorsal fin origin is vertically projected behind anal origin, between 3rd and 5th anal soft ray. Colouration: a marked red margin stripe on dorsal fins; 2-5 vertical bars are extending across the entire body depth .Cross section: compressed.

🌀 Behaviour

Behavioural data for aquarium is currently being reviewed.

🦐 Diet

Diet information for aquarium is currently being compiled.

🥚 Reproduction

Reproduction data for aquarium is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 7.7 - ?. Tropical; 26°C - ? West Papua).

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.9±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01122 × L3.04 (TL)
Max TL
12.3cm
Dorsal Spines
5
Dorsal Rays
15
Anal Spines
1
Anal Rays
25

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
39.00/100
Moderate vulnerability
Trophic Level
2.9
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Kadarusman, Hubert & Pouyaud, 2015

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