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💧 Freshwater Least Concern 🌡️ Tropical

Pseudotropheus Livingstonii

Pseudotropheus livingstonii Boulenger, 1899
Max Length
15 cm
Max Weight
-
Lifespan
-
Trophic Level
3.7
Depth
2–50 m
Climate
Tropical
Resilience
Medium
Vulnerability
17.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Lives mainly over sand where it finds refuge in the empty shells of the gastropod, Lanistes nyassanus. Also found in intermediate habitats and rarely over rocks. Usually territorial over gastropod shells. When found away from its shell, it is usually solitary or in small groups of less than 5 individuals. Feeds from sand, taking epipelic algae .

Scientific Name
Pseudotropheus livingstonii
Authority
Boulenger, 1899
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
15 cm
Depth Range
2–50 m
Trophic Level
3.7
Resilience
Medium
Vulnerability
17.00/100
Water Temp
22–26 °C
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 17 - 19; Dorsal soft rays (total): 9 - 10; Anal spines: 3; Anal soft rays: 8 - 9. Diagnosis: This species is distinguished from all other members in Pseudotropheus, except P. crabro, P. demasoni, and P. saulosi, by the presence of five or fewer vertical bars below the dorsal fin; most Pseudotropheus species either have no bars or have greater than five below the dorsal fin . It is distinguished from P. crabro, P. demasoni, and P. saulosi by a pale yellow to hyaline dorsal fin vs. dorsal fin heavily pigmented with black . : fusiform / normal.

🌀 Behaviour

Behavioural data for Pseudotropheus Livingstonii is currently being reviewed.

🦐 Diet

Diet information for Pseudotropheus Livingstonii is currently being compiled.

🥚 Reproduction

👄 Mouth Brooder

Females are mouthbrooders.

🌍 Habitat & Distribution

Freshwater; demersal; pH range: 8.0 - 9.0; dH range: 12 - 20; depth range 2 - 50 m. Tropical; 22°C - 26°C ; 13°S - 15°S

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.7±0.1
🧍 Solitary

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L2.99 (TL)
Max TL
15cm
Dorsal Spines
18
Dorsal Rays
10
Anal Spines
3
Anal Rays
9

🌡️ Water Parameters & Tolerance

Temperature Range
22–26°C
pH Range
8–9
Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
17.00/100
Low vulnerability
Trophic Level
3.7
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Boulenger, 1899

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