Maylandia greshakei


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Maylandia greshakei
Species Authority: (Meyer & Förster, 1984)
Common Name(s):
English William's Mbuna

Assessment Information [top]

Red List Category & Criteria: Vulnerable D2 ver 3.1
Year Published: 2006
Date Assessed: 2006-01-31
Assessor(s): Kasembe, J.
Reviewer(s): Snoeks, J. (Freshwater Fish Red List Authority) & Darwall, W. (Freshwater Biodiversity Assessment Programme)
Endemic to Lake Malawi where it is only known from two restricted locations of Makokola reef and Crocadile reef in the southeastern arm of the lake, south of Boadzulu Island.

Geographic Range [top]

Range Description:Endemic to Lake Malawi. Occurs at two reefs south of Boadzulu Island: Makokola reef and Crocodile reef (in the south eastern arm of the lake).
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population: No information available.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: Inhabits rocky habitats at reefs where the rocks are covered with a layer of sediment. Occurs at 15–35 m depth. Females and non-breeding males occur singly or in groups, feeding on plankton in the open water. Territorial males also feed on the biocover on the rocks. Male territories consist of caves between rocks. Known as "Pseudotropheus Ice Blue" in the aquarium trade. Max. size: It attains a length of about 10 cm.
Systems: Freshwater

Threats [top]

Major Threat(s): Collection for the aquarium trade. Subsistence fishing.

Conservation Actions [top]

Conservation Actions: None.

Bibliography [top]

IUCN. 2006. 2006 IUCN Red List of Threatened Species. Downloaded on 04 May 2006.

Konings, A. 1990. Konings's Book of Cichlids and All the Other Fishes of Lake Malawi. T.F.H. Publications, Inc., Neptune City New Jersey.

Konings, A. 1995. Malawi Cichlids in their Natural Habitat. Second Edition. Cichlid Press, St. Leon-Rot, Germany.

Stauffer Jr., J.R., Bowers, N.J., Kellogg, K.A. and McKaye, K.R. 1997. A revision of the blue-black Pseudotropheus zebra (Teleostei: Cichlidae) complex from Lake Malawi Africa, with a description of a new genus and ten new species. Proceedings of the Academy of Natural Sciences of Philadelphia 148: 189–230.

Citation: Kasembe, J. 2006. Maylandia greshakei. In: The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 02 April 2015.
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