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

💧 Freshwater Least Concern 🌡️ Subtropical

Psalidodon Saguazu

Psalidodon saguazu Casciotta, Almirón & Azpelicueta, 2003
Max Length
9.2 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
20.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Overview information for Psalidodon Saguazu is currently being compiled by our editorial team.

Scientific Name
Psalidodon saguazu
Authority
Casciotta, Almirón & Azpelicueta, 2003
Habitat
Freshwater
Climate
Subtropical
IUCN Status
LC
Max Length
9.2 cm
Trophic Level
3
Resilience
High
Vulnerability
20.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Psalidodon
Psalidodon
Species
Psalidodon Saguazu
Psalidodon saguazu

🐟 Physical Description

Dorsal soft rays (total): 12; Anal soft rays: 35; Vertebrae: 31 - 33. Maxillary teeth two or three; third or fourth tooth of outer premaxillary series inserted posteriorly to the rest; large eye 41-45% HL; first anal fin ray inserted anterior to last dorsal fin ray; anal fin rays iv-vi, 25-29; and perforated scales in lateral line series 37-39 .

🌀 Behaviour

Behavioural data for Psalidodon Saguazu is currently being reviewed.

🦐 Diet

Diet information for Psalidodon Saguazu is currently being compiled.

🥚 Reproduction

Reproduction data for Psalidodon Saguazu is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical South America: Arroyos Once Vueltas and Shangay of the Río Uruguay in Argentina.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01349 × L3.09 (TL)
Max TL
9.2cm
Dorsal Rays
12
Anal Rays
35
Vertebrae
32

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
20.00/100
Low vulnerability
Trophic Level
3
Predator
Climate Zone
Subtropical
Described By
Casciotta, Almirón & Azpelicueta, 2003

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Psalidodon Saguazu ↗
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Spotted incorrect or outdated data?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.