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💧 Freshwater Near Threatened 🌡️ Subtropical

Psalidodon Cremnobates

Psalidodon cremnobates Bertaco & Malabarba, 2001
Max Length
8.9 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
18.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Psalidodon Cremnobates (Psalidodon cremnobates), first described by Bertaco & Malabarba, 2001 is a small fish. Adults typically reach 8.90 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Subtropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Near Threatened.

Scientific Name
Psalidodon cremnobates
Authority
Bertaco & Malabarba, 2001
Habitat
Freshwater
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
NT
Max Length
8.9 cm
Trophic Level
3
Resilience
High
Vulnerability
18.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Psalidodon
Psalidodon
Species
Psalidodon Cremnobates
Psalidodon cremnobates

🐟 Physical Description

Dorsal spines (total): 2; Dorsal soft rays (total): 9; Anal spines: 0; Anal soft rays: 18 - 22; Vertebrae: 34 - 36. : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Psalidodon Cremnobates 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. Subtropical South America: upper Jacui and Maquiné River basins in Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01349 × L3.09 (TL)
Max TL
8.9cm
Dorsal Spines
2
Dorsal Rays
9
Anal Rays
20
Vertebrae
35

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Near Threatened
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
18.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Bertaco & Malabarba, 2001

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