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💧 Freshwater Critically Endangered 🌡️ Tropical

Coptodon Thysi

Coptodon thysi Stiassny, Schliewen & Dominey, 1992
Max Length
6.4 cm
Max Weight
Lifespan
Trophic Level
2.8
Depth
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
Depth Zone

📖 Overview

Feeds primarily upon plants (especially algae), diatoms and insects . Pair-bonding, open substrate brooder , with both parents guarding the brood .

Scientific Name
Coptodon thysi
Authority
Stiassny, Schliewen & Dominey, 1992
Habitat
Freshwater
Climate
Tropical
IUCN Status
CR
Max Length
6.4 cm
Trophic Level
2.8
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 16; Dorsal soft rays (total): 10 - 11; Anal spines: 3; Anal soft rays: 7 - 8. Diagnosis: lower pharyngeal jaw robust and of moderate size, with a large, heart-shaped dentigerous plate, covered with numerous fine, regularly arrayed teeth . Mouth not squared or obtuse . Ventral margin of lower lip smooth; ratio of lower jaw length to lower jaw width < 1; oral jaw teeth slender, movably implanted with spatulate crowns . 11-13 gill rakers on first arch .

🌀 Behaviour

Behavioural data for Coptodon Thysi is currently being reviewed.

🦐 Diet

Diet information for Coptodon Thysi is currently being compiled.

🥚 Reproduction

Reproduction data for Coptodon Thysi is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical endemic to Lake Bermin, Cameroon (Ref.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
2.8±0.1

📐 Morphometrics

Length–Weight Relationship: W = 0.01862 × L3.02 (TL)
Max TL
6.4cm
Dorsal Spines
16
Dorsal Rays
11
Anal Spines
3
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2009

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
2.8
Omnivore / Planktivore
Climate Zone
Tropical
Described By
Stiassny, Schliewen & Dominey, 1992

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