Spotscale barb (Barbus holotaenia) fish species and information / pictures of Spotscale barb - Barbus holotaenia

Spotscale barb (Barbus holotaenia) fish species information

Scientific Name
Barbus holotaenia

Common Name
Spotscale barb

Biology
Strictly insectivorous, feeding mainly on aquatic benthic insects associated with terrestrial insects during the rainy season. Breeds during the rainy season, with fecundity ranging between 5 and 18 eggs per gram of body weight (Ref. 12311).

Classification

Classified By

Boulenger, 1904

Class

Ray-finned fishes (Actinopterygii)

Order

Carps (Cypriniformes)

Family

Minnows or carps (Cyprinidae)

Distribution

Region

Africa

Distribution

Africa: Sanaga (Cameroon) to Chiloango basin (Republic of the Congo), including the Nyong, Ogoou?, Nyanga and Kouilou-Niari basins; also in the Chad basin (Ref. 81639). Widespread in the Congo River basin, from the lower Congo (Ref. 41590) to the Luapula (Ref. 45616). Reports from the Lucala and Bengo rivers (Angola) are probably misidentifications (Ref. 11970).

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

24 °C

Water Temperature To

30 °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Freshwater; ; pH range: 6.0 - 6.5; dH range: ? - 8 benthopelagic

Trophic Level

2.83 s.e. 0.45 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

12.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: commercial

Vulnerability

Low to moderate vulnerability (27 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (K=0.09; Fec=5-18 eggs/g body wt)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)