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

💧 Freshwater Least Concern 🌡️ Tropical

Heterocheirodon Jacuiensis

Heterocheirodon jacuiensis Malabarba & Bertaco, 1999
Max Length
4 cm
Max Weight
-
Lifespan
-
Trophic Level
2.5
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Heterocheirodon Jacuiensis (Heterocheirodon jacuiensis), first described by Malabarba & Bertaco, 1999 is a tiny fish. Adults typically reach 4.00 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 Least Concern.

Scientific Name
Heterocheirodon jacuiensis
Authority
Malabarba & Bertaco, 1999
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
4 cm
Trophic Level
2.5
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Heterocheirodon
Heterocheirodon
Species
Heterocheirodon Jacuiensis
Heterocheirodon jacuiensis

🐟 Physical Description

Physical description for Heterocheirodon Jacuiensis is currently being compiled.

🌀 Behaviour

Behavioural data for Heterocheirodon Jacuiensis 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 South America: Laguna dos Patos drainage.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.06 (TL)
Max TL
4cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.5
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Malabarba & Bertaco, 1999

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Heterocheirodon Jacuiensis ↗
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Spotted incorrect or outdated data?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.