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Phylum:

Chordata

Estimated genome size:

Maximum length 50 cm

Organism size:

Maximum length 50 cm

Distribution:

Endemic to southern Africa, Labeo capensis is primarily found in the Orange-Vaal River system.

PromethION Sequencing Report:

Output:

13.8 Gigabases

Approximate N50:

5.49 kilobases

Draft Genome Assembly Statistics:

Genome Length:

1.1 Gigabases

BUSCO completeness score (single and duplicated genes):

98.8% [S: 94.9%, D: 3.9%]

Importance:

The Orange river mudfish is a freshwater species endemic to southern Africa. Human activities, such as inter-basin water transfers, have facilitated hybridisation with Moggel (Labeo umbratus). Genomic data are essential to clarify its phylogenetic placement and assess the extent of hybridisation. It is listed as Least Concern on the IUCN Red List. Labeo capensis is an occasional angling species, and it is also used in ecological and physiological research. Additionally, it holds potential as a commercial species in large impoundments.

Sample Contributor contact details:

Dr Gwynneth Matcher
South African Institute for Aquatic Biodiversity

Phylum:

Chordata

Estimated genome size:

80 Million DNA base pairs (0.8 Gb Giga bases)

Organism size:

47 cm

Distribution:

Angola-northern KwaZulu Natal, but previous study revealed a strong differentiation between Angola/Namibia and South African specimens.

PromethION Sequencing Report:

Output:

84.71 Gigabases

Approximate N50:

2.01 kilobases

Draft Genome Assembly Statistics:

Genome Length:

687.58 Mb

BUSCO completeness score (single and duplicated genes):

99.7% (S: 97.3%, D: 2.4%)

Diplodus capensis

Blacktail

Species Card Details

Importance:

It is one of the endemic species of South Africa, and it is currently caught by recreational and subsistence fishers.

Sample Contributor contact details:

Dr Romina Henriques, University of Pretoria

Date Published:

2025-01-17

Awaiting DOI

Photo credit:

© T. Menut

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