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💧 Freshwater Endangered 🌡️ Tropical

Coelotilapia Joka

Coelotilapia joka Thys van den Audenaerde, 1969
Max Length
9.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
12.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Mainly feeds on plants, preferring algae; pair-bonding, open substrate spawner with both parents guarding the brood .

Scientific Name
Coelotilapia joka
Authority
Thys van den Audenaerde, 1969
Habitat
Freshwater
Climate
Tropical
IUCN Status
EN
Max Length
9.6 cm
Trophic Level
3.3
Resilience
High
Vulnerability
12.00/100
Water Temp
23–25 °C
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 15 - 17; Dorsal soft rays (total): 11 - 13; Anal spines: 3; Anal soft rays: 8 - 9. Diagnosis: micro-gillrakers absent . Small-sized specimens; dorsal fin with 15-17 spines and 11-13 soft rays (mean 17.12); anal fin with 3 spines and 8-9 soft rays; narrow scaly sheet at the base of anal fin; 7-9 lower gill-rakers .

🌀 Behaviour

Behavioural data for Coelotilapia Joka 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

Female lays around 200 eggs inside the male's cave. Both parents care for their young.

🌍 Habitat & Distribution

Freshwater; benthopelagic; pH range: 6.0 - 8.0; dH range: 5 - 12. Tropical; 23°C - 25°C

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.4
Food Items

plants, preferring algae; pair-bonding, open substrate spawner with both parents guarding the brood

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L2.99 (TL)
Max TL
9.6cm
Dorsal Spines
16
Dorsal Rays
12
Anal Spines
3
Anal Rays
9

🌡️ Water Parameters & Tolerance

Temperature Range
23–25°C
pH Range
6–8
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Endangered
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
12.00/100
Low vulnerability
Trophic Level
3.3
Predator
Climate Zone
Tropical
Described By
Thys van den Audenaerde, 1969

🌐 Names & Taxonomy

Language Common Names
🇫🇮Finnish valkoraitatilapia
🇫🇷French Perche africaine

Scientific Synonyms

Scientific Name Author Year Status
Tilapia joka Thys van den Audenaerde 1969 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 11 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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