Jewelfish (Hemichromis bimaculatus) fish species and information / pictures of Jewelfish - Hemichromis bimaculatus

Jewelfish (Hemichromis bimaculatus) fish species information

Scientific Name
Hemichromis bimaculatus

Common Name
Jewelfish

Biology
Dorsal spines (total): 14 - 15; Dorsal soft rays (total): 10-12; Anal spines: 3; Anal soft rays: 8 - 9. Diagnosis: 3 black blotches on sides, the first on opercle, the second at midpoint of body, the third on caudal-fin base; upper profile of snout convex or straight (Ref. 53405).

Classification

Classified By
Gill, 1862
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Cichlids (Cichlidae)

Distribution

Region
Africa
Distribution
Africa: Widely distributed in West Africa, where it is known from most hydrographic basins (Ref. 53405), associated with forested biotopes. Also reported from coastal basins of Cameroon, Democratic Republic of the Congo and Nile basin (Ref. 7378).
Range
11°N - 4°N

Environment

Climate
Tropical
Water Temperature From
21 °C
Water Temperature To
23 °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; brackish; ; pH range: 6.5 - 7.5; dH range: 4 - 16 benthopelagic; potamodromous (Ref. 51243)
Trophic Level
3.93 s.e. 0.64 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
True
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
13.6 cm
Common Length
7.5 cm
Phylogenetic Diversity Index
PD50 = 0.5005 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: of no interest; aquarium: highly commercial
Vulnerability
Low vulnerability (20 of 100)
Resilience
High, minimum population doubling time less than 15 months (Assuming tm
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)