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💧 Freshwater 🌡️ Tropical

Thysochromis Emili

Thysochromis emili Walsh, Lamboj & Stiassny, 2019
Max Length
9.1 cm
Max Weight
Lifespan
Trophic Level
3.3
Depth
Climate
Tropical
Resilience
High
Vulnerability
13.00/100
Typical Length
Depth Zone

📖 Overview

Found in well oxygenated lakes and rivers situated in higher order systems of the Kouilou and Noumbi River basins . It occurs over sandy substrate in shallow, less than 0.5 m deep, clear, shoreline waters fringed by abundant overhanging vegetation, deeply undercut banks and root wads . It is probably a pair-bonding, cave brooder .

Scientific Name
Thysochromis emili
Authority
Walsh, Lamboj & Stiassny, 2019
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
Max Length
9.1 cm
Trophic Level
3.3
Resilience
High
Vulnerability
13.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 15 - 17; Dorsal soft rays (total): 9 - 11; Anal spines: 3; Anal soft rays: 7 - 9; Vertebrae: 24 - 26. Diagnosis: Thysochromis emili is distinguished from its West African congener, T. ansorgii, by the following combination of characters: fewer scale rows between the pectoral and pelvic-fin origins, 3-4 vs. 5-6; jaw teeth closely spaced and evenly implanted over entire length of both upper and lower jaws vs. widely spaced and unevenly implanted along distal portions; a supraoccipital crest that is continuous with the frontal ridge vs. terminating posterior to frontal ridge ; a shorter postorbital length, 38.2-41.9% of head length vs. 42.8-46.7%; and a shorter caudal peduncle length, 7.7-11.3% of standard length vs. 11.4-12.7% . : short and / or deep.

🌀 Behaviour

Behavioural data for Thysochromis Emili is currently being reviewed.

🦐 Diet

Diet information for Thysochromis Emili is currently being compiled.

🥚 Reproduction

Reproduction data for Thysochromis Emili is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.01862 × L3.02 (TL)
Max TL
9.1cm
Dorsal Spines
16
Dorsal Rays
10
Anal Spines
3
Anal Rays
8
Vertebrae
25

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3.3
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Walsh, Lamboj & Stiassny, 2019

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