Article · Wikipedia archive · Last revised Aug 5, 2026

William's mbuna

William's mbuna, also known as ice blue zebra mbuna or ice blue zebra or the Pseudotropheus ice blue among the aquarium enthusiasts, is a species of cichlid fish endemic to Lake Malawi where it is only found at Makokola in the southeastern arm of the lake. This species can reach a length of 13.4 centimetres (5.3 in) TL. It can also be found in the aquarium trade. The specific name honours the German ornamental fish importer Alfons Greshake.

Last revised
Aug 5, 2026
Read time
≈ 1 min
Length
202 w
Citations
3
Source
William's mbuna
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cichliformes
Family: Cichlidae
Genus: Maylandia
Species:
M. greshakei
Binomial name
Maylandia greshakei
(M. K. Meyer & W. Förster, 1984)
Synonyms

Metriaclima greshakei (M. K. Meyer & W. Förster, 1984)
Pseudotropheus greshakei M. K. Meyer & W. Förster, 1984

William's mbuna (Maylandia greshakei), also known as ice blue zebra mbuna or ice blue zebra or the Pseudotropheus ice blue among the aquarium enthusiasts, is a species of cichlid fish endemic to Lake Malawi where it is only found at Makokola in the southeastern arm of the lake. This species can reach a length of 13.4 centimetres (5.3 in) TL. It can also be found in the aquarium trade.2 The specific name honours the German ornamental fish importer Alfons Greshake.3

References

References

  1. Konings, A. (2019) [errata version of 2018 assessment]. "Metriaclima greshakei". IUCN Red List of Threatened Species. 2018 e.T61142A148846463. doi:10.2305/IUCN.UK.2018-2.RLTS.T61142A148846463.en. Retrieved 31 January 2026.
  2. Froese, Rainer; Pauly, Daniel (eds.). "Maylandia greshakei". FishBase. February 2013 version.
  3. Christopher Scharpf & Kenneth J. Lazara (4 December 2018). "Order CICHLIFORMES: Family CICHLIDAE: Subfamily PSEUDOCRENILABRINAE (l-o)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf and Kenneth J. Lazara. Retrieved 22 December 2018.