See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/49758544 Why are there so may cichlid species Article in Trends in Ecology & Evolution · January 1998 DOI: 10.1016/S0169-5347(97)01239-1 · Source: PubMed CITATIONS 137 READS 65 2 authors: Frietson Galis Naturalis Biodiversity Center 77 PUBLICATIONS 2,047 CITATIONS SEE PROFILE Johan Metz Leiden University 183 PUBLICATIONS 12,467 CITATIONS SEE PROFILE All content following this page was uploaded by Frietson Galis on 16 December 2016. The user has requested enhancement of the downloaded file.