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💧 Freshwater Critically Endangered 🌡️ Tropical

Veil-finned Madagascar cichlid

Ptychochromis insolitus Stiassny & Sparks, 2006
Max Length
24.5 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
26.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Veil-finned Madagascar cichlid (Ptychochromis insolitus) is a ray-finned fish of the family Cichlidae. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 24.5 cm. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Critically Endangered on the IUCN Red List.

Scientific Name
Ptychochromis insolitus
Authority
Stiassny & Sparks, 2006
Habitat
Freshwater
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
CR
Max Length
24.5 cm
Trophic Level
3.4
Resilience
High
Vulnerability
26.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 11; Anal spines: 3; Anal soft rays: 8; Vertebrae: 27. It is distinguished from congeners by a reduced number of precaudal vertebrae (12) and a reduced number of infraorbital elements (5), and also by the presence of a faint midlateral stripe, beginning just posterior to the dorsocaudal margin of the opercle and extending to caudal-fin origin . It is a comparatively shallow bodied and laterally compressed Ptychochromis . In life, base body coloration is silvery to silvery-golden, particularly below lateral midline; cheek and opercular series silvery; body golden with blackish speckles and blotches above midline, including nape, top of head, and infraorbital series; unpaired fins reddish, particularly distally, or dark gray; pectoral fins pale and reddish; pelvic fins pale reddish and may exhibit some black pigmentation along caudal margin . In preservative, ground coloration is pale yellowish-olive, with faint dark stripe present along lateral midline, more pronounced posteriorly; fins hyaline to pale yellowish-olive .: short and / or deep.

🌀 Behaviour

Behavioural data for Veil-finned Madagascar cichlid is currently being reviewed.

🦐 Diet

Diet information for Veil-finned Madagascar cichlid is currently being compiled.

🥚 Reproduction

Reproduction data for Veil-finned Madagascar cichlid is currently being compiled.

🌍 Habitat & Distribution

Freshwater; demersal. Tropical

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3.4±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
24.5cm
Dorsal Spines
13
Dorsal Rays
11
Anal Spines
3
Anal Rays
8
Vertebrae
27

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Critically Endangered
Assessment Date
2016

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
26.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Stiassny & Sparks, 2006

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