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Diadromous Data Deficient 🌡️ Tropical

Gangetic sleeper

Odonteleotris macrodon Bleeker, 1853
Max Length
27.8 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Overview information for Gangetic sleeper is currently being compiled by our editorial team.

Scientific Name
Odonteleotris macrodon
Authority
Bleeker, 1853
Habitat
Diadromous
Climate
Tropical
IUCN Status
DD
Max Length
27.8 cm
Trophic Level
4.1
Resilience
High
Vulnerability
23.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 7; Dorsal soft rays (total): 10; Anal spines: 1; Anal soft rays: 8. This species is distinguished from all other species of Butidae by the following set of characters: upper and lower jaws with enlarged canine teeth (5 and 12, respectively); canines are in the outermost tooth row in the upper and anterior lower jaw, while canines are placed in the inner tooth row in the posterior lower jaw; upper jaw ending below center of the eye; interorbital sensory pore D paired with wide interval; fourth infraocular transverse row of sensory papillae crossed with a longitudinal row on the cheek; longitudinal scales 103; transverse scales 32; predorsal scales 63; transverse scales at caudal peduncle 21; circumpeduncle scales 39; D VI-I,10; A I, 8; pectoral-fin rays 17; predorsal length 38.2% of SL; body depth at anal-fin origin 18.4% of SL; eye diameter 3.3% of SL. Colouration: unpaired fin rays variegated by small blackish spots; a red spot on the upper part of the caudal-fin base when fresh .Cross section: oval.

🌀 Behaviour

Behavioural data for Gangetic sleeper is currently being reviewed.

🦐 Diet

Diet information for Gangetic sleeper is currently being compiled.

🥚 Reproduction

Reproduction data for Gangetic sleeper is currently being compiled.

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal. Tropical West Pacific: India, Myanmar, Thailand, Malyasia, Indonesia, and questionable in Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00933 × L3.06 (TL)
Max TL
27.8cm
Dorsal Spines
7
Dorsal Rays
10
Anal Spines
1
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2024

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Climate Zone
Tropical
Described By
Bleeker, 1853

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