International Institute for Tel: +43 2236 807 342 Applied Systems Analysis Fax: +43 2236 71313 Schlossplatz 1 E-mail:
[email protected] A-2361 Laxenburg, Austria Web: www.iiasa.ac.at Interim Report IR-11-026 Repeated unidirectional introgression of nuclear and mitochondrial DNA between four congeneric Tanganyikan cichlids Bruno Nevado (
[email protected]) Varvara Fazalova (
[email protected]) Thierry Backeljau (
[email protected]) Mark Hanssens (
[email protected]) Erik Verheyen (
[email protected]) Approved by Ulf Dieckmann Program Leader, EEP June 2011 Interim Reports on work of the International Institute for Applied Systems Analysis receive only limited review. Views or opinions expressed herein do not necessarily represent those of the Institute, its National Member Organizations, or other organizations supporting the work. Repeated unidirectional introgression of nuclear and mitochondrial DNA between four congeneric Tanganyikan cichlids Manuscript submitted to Molecular Biology and Evolution as a research article Running title: Interspecific geneflow in Ophthalmotilapia spp. Bruno Nevado 1,2, Varvara Fazalova 3,4, Thierry Backeljau 1,2, Mark Hanssens 5 and Erik Verheyen 1,2 1- Royal Belgian Institute of Natural Sciences, R. Vautier 29, 1000 Brussels, Belgium 2- Evolutionary Ecology Group, University of Antwerp, Groenenborgerlaan 171, B- 2020 Antwerp, Belgium 3- Limnological Institute of the Siberian Branch of the Russian Academy of Sciences, Ulan-Batorskaya 3, 664033 Irkutsk, Russia 4- Evolution and Ecology Program, International Institute for Applied Systems Analysis, Schlossplatz 1, A-2361 Laxenburg, Austria 5-Royal Museum for Central Africa, Leuvensesteenweg 13, 3080 Tervuren, Belgium Keywords: hybridization, introgression, mtDNA, nuclear DNA, Ophthalmotilapia spp.