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💧 Freshwater Endangered 🌡️ Tropical

Oreoglanis Heteropogon

Oreoglanis heteropogon Vidthayanon, Saenjundaeng & Ng, 2009
Max Length
7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
32.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Oreoglanis Heteropogon (Oreoglanis heteropogon), first described by Vidthayanon, Saenjundaeng & Ng, 2009 is a small fish in the family Sisoridae (order Siluriformes). Adults typically reach 7.00 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Endangered.

Scientific Name
Oreoglanis heteropogon
Authority
Vidthayanon, Saenjundaeng & Ng, 2009
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
EN
Max Length
7 cm
Trophic Level
3.1
Vulnerability
32.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 7; Anal soft rays: 6; Vertebrae: 38. Belongs to the Oreoglanis siamensis species group as it possesses a distinct median notch on the posterior margin of the lower lip. Can be distinguished from other members of the genus by the combination of the following characters: nasal barbel reaching to anterior margin of orbit, maxillary barbel with pointed tip, and pectoral fins not reaching pelvic-fin origin . : elongated.

🌀 Behaviour

Behavioural data for Oreoglanis Heteropogon is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00589 × L3.08 (TL)
Max TL
7cm
Dorsal Rays
7
Anal Rays
6
Vertebrae
38

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2011

📊 Population Risk & Fisheries

Fishing Vulnerability
32.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Vidthayanon, Saenjundaeng & Ng, 2009

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