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💧 Freshwater Data Deficient 🌡️ Tropical

Characidium Sanctjohanni

Characidium sanctjohanni Dahl, 1960
Max Length
4.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Characidium Sanctjohanni (Characidium sanctjohanni) is a ray-finned fish of the family Crenuchidae. It inhabits freshwater waters. This species can reach a maximum total length of 4.7 cm. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Characidium sanctjohanni
Authority
Dahl, 1960
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Length
4.7 cm
Trophic Level
3.4
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Physical description for Characidium Sanctjohanni is currently being compiled.

🌀 Behaviour

Behavioural data for Characidium Sanctjohanni is currently being reviewed.

🦐 Diet

Diet information for Characidium Sanctjohanni is currently being compiled.

🥚 Reproduction

Reproduction data for Characidium Sanctjohanni is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: San Juan River basin in Colombia.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.4±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01023 × L3.08 (TL)
Max TL
4.7cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2014

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Dahl, 1960

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