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💧 Freshwater Data Deficient 🌡️ Tropical

Petrocephalus Degeni

Petrocephalus degeni Boulenger, 1906
Max Length
8.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Tropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Forms shoals and frequents sandy or gravelly bottoms on lake shore; feeds on algae, plankton and small underwater insects .

Scientific Name
Petrocephalus degeni
Authority
Boulenger, 1906
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
8.1 cm
Trophic Level
3.2
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 19; Anal spines: 0; Anal soft rays: 27. It is distinguished from its congeners in the short dorsal fin originating above the first ray of the anal . Preanal length 64.1% of standard length; snout very short, the distance from the tip of the snout to the centre of the eye is 25.8% of head length . Width of mouth about 25% of head length . Teeth biscuspid, 10 in upper jaw and 22 in lower jaw .: fusiform / normal.

🌀 Behaviour

Behavioural data for Petrocephalus Degeni is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.2±0.4
Food Items

algae, plankton and small underwater insects (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.01549 × L2.86 (TL)
Max TL
8.1cm
Dorsal Rays
19
Anal Rays
27

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2015

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Boulenger, 1906

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