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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)