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💧 Freshwater Data Deficient 🌡️ Tropical

Exostoma Barakense

Exostoma barakense Vishwanath & Joyshree, 2007
Max Length
9.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
37.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Exostoma Barakense (Exostoma barakense), first described by Vishwanath & Joyshree, 2007 is a small fish in the family Sisoridae (order Siluriformes). Adults typically reach 9.80 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 Data Deficient.

Scientific Name
Exostoma barakense
Authority
Vishwanath & Joyshree, 2007
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
DD
Max Length
9.8 cm
Trophic Level
3.2
Vulnerability
37.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 6; Anal soft rays: 4 - 5; Vertebrae: 38. This species is distinct in having the following set of characters: nostrils are positioned midway between snout tip and anterior margin of eye; interorbital space is wide, its width 29.5 (26.5-33.1)% HL; A ii, 4.5-5; long adipose fin, uniformly deep all along its length and reaches to caudal fin base; adipose about thrice the dorsal fin base length; emarginate caudal fin; proximally 1/3 length of outer rays and 1/2 length of median rays are dark greyish and distally 1/3 length of lower lobe and 1/3 length of upper lobe rays are also dark greyish : elongated.

🌀 Behaviour

Behavioural data for Exostoma Barakense 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

📐 Morphometrics

Length–Weight Relationship: W = 0.00589 × L3.08 (TL)
Max TL
9.8cm
Dorsal Rays
6
Anal Rays
5
Vertebrae
38

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2009

📊 Population Risk & Fisheries

Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Vishwanath & Joyshree, 2007

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