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💧 Freshwater Least Concern 🌡️ Tropical

Gymnogeophagus Constellatus

Gymnogeophagus constellatus Malabarba, Malabarba & Reis, 2015
Max Length
13.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
21.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Gymnogeophagus Constellatus (Gymnogeophagus constellatus) is a ray-finned fish of the family Cichlidae. It inhabits freshwater waters. This species can reach a maximum total length of 13.7 cm. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Gymnogeophagus constellatus
Authority
Malabarba, Malabarba & Reis, 2015
Habitat
Freshwater
Climate
Tropical
IUCN Status
LC
Max Length
13.7 cm
Trophic Level
3.4
Resilience
High
Vulnerability
21.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 13 - 15; Dorsal soft rays (total): 8 - 11; Anal spines: 3; Anal soft rays: 8 - 9; Vertebrae: 29. This species is distinguished from its congeners by the following characters: presence of a very large midlateral spot, where each scale forming the spot usually bears one large white dot; in adult males, midlateral spot is almost reaching the dorsal-fin base being about 4-5 scales wide and 4 scales tall (vs. with two or three scale rows distance from the dorsal fin base in other species); the midlateral spot of females and juveniles is also large, but usually not extending above the upper lateral line; upper lateral line with 18-21 scales, usually 18-20 (vs.13-19 in all other species) .Cross section: compressed.

🌀 Behaviour

Behavioural data for Gymnogeophagus Constellatus is currently being reviewed.

🦐 Diet

Diet information for Gymnogeophagus Constellatus is currently being compiled.

🥚 Reproduction

Reproduction data for Gymnogeophagus Constellatus is currently being compiled.

🌍 Habitat & Distribution

Freshwater; benthopelagic. Tropical South America: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01995 × L3.01 (TL)
Max TL
13.7cm
Dorsal Spines
14
Dorsal Rays
10
Anal Spines
3
Anal Rays
9
Vertebrae
29

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2023

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Malabarba, Malabarba & Reis, 2015

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