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💧 Freshwater 🌡️ Tropical

Malabar black-backed barb

Puntius nigronotus Plamoottil, 2015
Max Length
10.5 cm
Max Weight
-
Lifespan
-
Trophic Level
2.6
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
15.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Malabar black-backed barb (Puntius nigronotus), first described by Plamoottil, 2015 is a small fish in the family Cyprinidae (order Cypriniformes). Adults typically reach 10.50 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.

Scientific Name
Puntius nigronotus
Authority
Plamoottil, 2015
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
Max Length
10.5 cm
Trophic Level
2.6
Resilience
High
Vulnerability
15.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

This species is distinguished from all its congeners by the following characters: a blackish dorsal side; shorter maxillary barbels (12.3 % HL); shorter width of mouth gape (22.6 5 % HL); a higher body (BDD 35.8 % SL); with a row of elongated tiny black dots present on dorsal fin, the latter is shorter (21.1 % SL) and with 9 branched rays, last unbranched dorsal fin ray feebly ossified and flexible; anal fin with 6 branched rays; lateral line scales 27; greater pre-pelvic distance (52.6 % SL); a wide caudal peduncle (9.1 % SL); straight lateral line .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Malabar black-backed barb 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
2.6±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.01259 × L3.02 (TL)
Max TL
10.5cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
15.00/100
Low vulnerability
Trophic Level
2.6
Omnivore / Planktivore
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Plamoottil, 2015

🦠 Common Diseases

The following diseases are known to affect Malabar black-backed barb.

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