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💧 Freshwater Critically Endangered 🌡️ Tropical

Haplochromis Pyrrhopteryx

Haplochromis pyrrhopteryx van Oijen, 1991
Max Length
19.7 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
2–20 m
Climate
Tropical
Resilience
High
Vulnerability
27.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Haplochromis Pyrrhopteryx (Haplochromis pyrrhopteryx) is a ray-finned fish of the family Cichlidae. It inhabits freshwater waters. This species can reach a maximum total length of 19.7 cm. It occurs at depths between 2 and 20 metres. With a trophic level of 4.1, it is a mid-level predator. It is assessed as Critically Endangered on the IUCN Red List.

Scientific Name
Haplochromis pyrrhopteryx
Authority
van Oijen, 1991
Habitat
Freshwater
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
CR
Max Length
19.7 cm
Depth Range
2–20 m
Trophic Level
4.1
Resilience
High
Vulnerability
27.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 14 - 17; Dorsal soft rays (total): 8 - 10; Anal spines: 3; Anal soft rays: 8 - 10; Vertebrae: 29 - 30. Diangosis: body moderately elongate, the head having a rather 'heavy' appearance . Snout somewhat blunt; mouth moderately oblique . Tip of the lower jaw always slightly protruding, rostral outline of lower jaw slightly convex . Strongly recurved unicuspid teeth in the oral jaws : 52-64 teeth in outer row of the premaxilla, 36-56 teeth in outer row of the lower jaw . Pectoral and pelvic fins not quite reaching the anal fin; anal and dorsal fin not reaching base of caudal fin . Cheek and nuchal area with cycloid scales only, gill cover with more cycloid scales than weakly ctenoid scales; scales on nape and body ctenoid . Live colors for males and females are black on ventral parts of head and body and orange dorsally . All median fins orange; males and females have black pelvic fins . No midlateral band .: fusiform / normal.

🌀 Behaviour

Behavioural data for Haplochromis Pyrrhopteryx is currently being reviewed.

🦐 Diet

Diet information for Haplochromis Pyrrhopteryx is currently being compiled.

🥚 Reproduction

Size at Maturity
13.5cm TL

🌍 Habitat & Distribution

Freshwater; benthopelagic; depth range 2 - 20 m , usually 10 - 16 m . Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
4.1±0.69

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L2.99 (TL)
Max TL
19.7cm
Dorsal Spines
16
Dorsal Rays
9
Anal Spines
3
Anal Rays
9
Vertebrae
30

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2010

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
27.00/100
Low vulnerability
Trophic Level
4.1
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
van Oijen, 1991

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