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💧 Freshwater Data Deficient 🌡️ Tropical

Carinotetraodon Borneensis

Carinotetraodon borneensis Regan, 1903
Max Length
4.4 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Carinotetraodon Borneensis (Carinotetraodon borneensis), first described by Regan, 1903 is a tiny fish in the family Tetraodontidae (order Tetraodontiformes). Adults typically reach 4.40 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
Carinotetraodon borneensis
Authority
Regan, 1903
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
DD
Max Length
4.4 cm
Trophic Level
3.2
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 12 - 13; Anal soft rays: 11 - 13; Vertebrae: 16 - 17. Males have a red dorsal fin, caudal fin proximal two-thirds grey, distal part black with white margin. Have the following combination of characters: dorsal fin rays 12-13 (mode 12); anal fin rays 11-13 (mode 11 or 13); pectoral fin rays 16; caudal fin rays 12; presence of black blotch on dorsal fin base in male; pectoral fin base black; dorsal fin base length 12.5-14.0 % SL; anal fin base length 10.2-10.9% SL .: short and / or deep; Cross section: circular.

🌀 Behaviour

Behavioural data for Carinotetraodon Borneensis 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 known only from southern Sarawak.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.2

📐 Morphometrics

Length–Weight Relationship: W = 0.0263 × L2.88 (TL)
Max TL
4.4cm
Dorsal Rays
13
Anal Rays
12
Vertebrae
17

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Regan, 1903

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