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💧 Freshwater Least Concern 🌡️ Subtropical

Psalidodon Marionae

Psalidodon marionae Eigenmann, 1911
Max Length
9.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
19.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Psalidodon Marionae (Psalidodon marionae), first described by Eigenmann, 1911 is a small fish. Adults typically reach 9.10 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 Least Concern.

Scientific Name
Psalidodon marionae
Authority
Eigenmann, 1911
Habitat
Freshwater
Climate
Subtropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
9.1 cm
Trophic Level
3
Resilience
High
Vulnerability
19.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

Genus
Psalidodon
Psalidodon
Species
Psalidodon Marionae
Psalidodon marionae

🐟 Physical Description

One maxillary tooth .: short and / or deep.

🌀 Behaviour

Behavioural data for Psalidodon Marionae 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: Paraguay River basin.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.0195 × L2.95 (TL)
Max TL
9.1cm

🌡️ 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
19.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Short and / or deep
Climate Zone
Subtropical
Described By
Eigenmann, 1911

👥 Community & Contribute

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