New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

💧 Freshwater 🌡️ Tropical

Serrapinnus Malabarbai

Serrapinnus malabarbai Jerep, Dagosta & Ohara, 2018
Max Length
2.5 cm
Max Weight
-
Lifespan
-
Trophic Level
2.8
Depth
0–1 m
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
pelagic

📖 Overview

Inhabits a small, clear water stream 1.5-4 m wide and 0.3-1.5 m deep, with swift water current, and sandy bottom. It was captured in a shallow (0.2-0.6 m), and narrow (0.5-1.5 m) temporary channel and syntopically with Hyphessobrycon cf. vilmae, Hyphessobrycon loweae, Characidium mirim and unidentified species of Characidium sp., and Hemigrammus sp. .

Scientific Name
Serrapinnus malabarbai
Authority
Jerep, Dagosta & Ohara, 2018
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
Max Length
2.5 cm
Depth Range
0–1 m
Trophic Level
2.8
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 8; Anal soft rays: 13 - 16. This species is distinguished by the following characters: with a well-defined dark midlateral stripe on body starting over the eye; D 8 branched rays; 3 premaxillary teeth; an inconspicuous caudal-peduncle spot .: elongated; Cross section: compressed.

🌀 Behaviour

Behavioural data for Serrapinnus Malabarbai is currently being reviewed.

🦐 Diet

Diet information for Serrapinnus Malabarbai is currently being compiled.

🥚 Reproduction

Reproduction data for Serrapinnus Malabarbai is currently being compiled.

🌍 Habitat & Distribution

Freshwater; pelagic; depth range 0 - 1 m . Tropical South America: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater 🐟 Pelagic
Trophic Level
2.8±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L3.07 (TL)
Max TL
2.5cm
Dorsal Rays
8
Anal Rays
15

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Body Shape
Elongated
Climate Zone
Tropical
Described By
Jerep, Dagosta & Ohara, 2018

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Serrapinnus Malabarbai ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.