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💧 Freshwater Data Deficient 🐠 Aquarium 🌡️ Tropical

Steatocranus Bleheri

Steatocranus bleheri Meyer, 1993
Max Length
6.8 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
11.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Inhabits clear flowing water with rocks, in river pools; found in small groups, up to 20 individuals . Likely a pair-bonding, cave-spawning species .

Scientific Name
Steatocranus bleheri
Authority
Meyer, 1993
Habitat
Freshwater
Climate
Tropical
IUCN Status
DD
Max Length
6.8 cm
Trophic Level
3.3
Resilience
High
Vulnerability
11.00/100
Water Temp
21–27 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 20 - 21; Dorsal soft rays (total): 7 - 8; Anal spines: 3; Anal soft rays: 6 - 7; Vertebrae: 28 - 29. Diagnosis: relatively deep-bodied species with a steep, straight forehead and short snout . Very flat gibbosity, most pronounced in adult males; lower pharyngeal bone with 151 teeth (mean value); usually 5 broad gill rakers on lower limb of first arch .

🌀 Behaviour

Behavioural data for Steatocranus Bleheri is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 👄 Mouth Brooder 🛡️ Egg Guarder
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical; 21°C - 27°C known from the Kafubu River system (Luapula drainage, upper Congo River basin), Democratic Republic of the Congo (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00389 × L3.12 (TL)
Max TL
6.8cm
Dorsal Spines
21
Dorsal Rays
8
Anal Spines
3
Anal Rays
7
Vertebrae
29

🌡️ Water Parameters & Tolerance

Temperature Range
21–27°C
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
11.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Meyer, 1993

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