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

💧 Freshwater 🌡️ Subtropical

Ernstichthys Casalinuovoi

Ernstichthys casalinuovoi López, Montes & Carvalho, 2025
Max Length
3.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.1
Depth
-
Climate
Subtropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

This species inhabits shallow (about 20 cm depth), fast-flowing waters with a substrate composed of sand and gravel. They sometimes dwell along the muddy riverbanks, hiding under woody debris .

Scientific Name
Ernstichthys casalinuovoi
Authority
López, Montes & Carvalho, 2025
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
Max Length
3.6 cm
Trophic Level
3.1
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal soft rays (total): 5; Anal soft rays: 6 - 8. : elongated.

🌀 Behaviour

Behavioural data for Ernstichthys Casalinuovoi is currently being reviewed.

🦐 Diet

Diet information for Ernstichthys Casalinuovoi is currently being compiled.

🥚 Reproduction

Reproduction data for Ernstichthys Casalinuovoi is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Subtropical South America: Argentina.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.1±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
3.6cm
Dorsal Rays
5
Anal Rays
7

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.1
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
López, Montes & Carvalho, 2025

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Ernstichthys Casalinuovoi ↗
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Spotted incorrect or outdated data?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.