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💧 Freshwater Endangered 🌡️ Tropical

Siamese bat catfish

Oreoglanis siamensis Smith, 1933
Max Length
14 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
40.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Occurs in montane brooks and small high-gradient streams . Inhabits cold swift mountain streams. Attaches itself to rock surfaces facing the current . Feeds on crustaceans and insect larvae . Not seen in markets .

Scientific Name
Oreoglanis siamensis
Authority
Smith, 1933
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
EN
Max Length
14 cm
Trophic Level
3.2
Resilience
Medium
Vulnerability
40.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 6; Anal soft rays: 6 - 7; Vertebrae: 37 - 40. Lower lip with a median notch and having a posterior margin with small laciniate projections. Caudal fin emarginate. Male genital papilla immediately behind the anus in a depression terminating posteriorly with a straight transverse wall. Maxillary barbel with pointed tip and lobulate posterior margin .: elongated; Cross section: flattened.

🌀 Behaviour

Behavioural data for Siamese bat catfish 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

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.4
Food Items

crustaceans and insect larvae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00589 × L3.08 (TL)
Max TL
14cm
Dorsal Rays
6
Anal Rays
7
Vertebrae
39

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
40.00/100
Moderate vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Smith, 1933

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