Witte, Frans. 1980. "Initial results of the ecological survey of the haplochromine cichlid species from the Mwanza Gulf of Lake Victoria (Tanzania): breeding patterns, trophic and species distribution with recommendations for commercial trawl-fishery". Netherlands Journal of Zoology. 31(1):175-202. DOI: 10.1163/002829680X00230 (crc02745) (streszczenie)
Witte, Frans & E.L.M. Witte-Maas. 1981. "Haplochromine cleaner fishes: a taxonomic and eco-morphological description of two new species. Revision of the haplochromine species (Teleostei, Cichlidae) from Lake Victoria. Part 1". Netherlands Journal of Zoology. 31:1:203-231 (crc01168)
Witte, Frans. 1984. "Consistency and Functional Significance of Morphological Differences Between Wild-Caught and Domestic Haplochromis squamipinnis (Pisces, Cichlidae)". Netherlands Journal of Zoology. 34(4):596-612. DOI: 10.1163/002829684X00308 (crc05693) (streszczenie)
Witte, Frans. 1984. "Ecological differentiation in Lake Victoria haplochromines: comparison of cichlid species flocks in African lakes". in: A.A. Echelle & I. Kornfield (Eds.) Evolution of fish species flocks. University Maine, Orono, USA. Ch12:155-167 (crc01615)
Witte, Frans & E.L.M. Witte-Maas. 1987. "Implications for taxonomy and functional morphology of intraspecific variation in Haplochromine cichlids of Lake Victoria with descriptions of five zooplanktivorous species". From form to fishery: an ecological and taxonomical contribution to morphology and fishery of Lake Victoria cichlids (crc01275)
Witte, Frans & M.J.P. van Oijen. 1990. "Taxonomy, ecology and fishery of Lake Victoria haplochromine trophic groups". Zoologische Verhandelingen. 262(1):1-47 (crc02778) (streszczenie)
Witte, Frans & T. Goldschmidt, J. Wanink, M. van Oijen, K. Goudswaard, E. Witte-Maas, N. Bouton. 1992. "The destruction of an endemic species flock: quantitative data on the decline of the haplochromine cichlids of Lake Victoria". Environmental Biology of Fishes. 34(1):1-28. DOI: 10.1007/BF00004782 (crc02776) (streszczenie)
Witte, Frans & B.S. Msuku, J.H. Wanick, O. Seehausen, E.F.B. Katunzi, P.C. Goudswaard, T. Goldschmidt. 2000. "Recovery of Cichlid Species in Lake Victoria: An Examination of Factors Leading to Differential Extinction". Reviews in Fish Biology and Fisheries. 10(2):233-241. DOI: 10.1023/A:1016677515930 (crc01279)
Witte, Frans. 2005. "Dertid jaar Leids onderzoek aan de cichliden van het Victoriameer". Cichlidae (Nederlandse Vereniging van Cichlidenliefhebbers). 31(6):125-131 (crc11366)
Witte, Frans & C. Rutjes, J. Wanink, G. van den Thillart. 2005. "Een adembenemend leven: cichliden en hun aanpassingen aan lage zuurstofconcentraties". Cichlidae (Nederlandse Vereniging van Cichlidenliefhebbers). 31(6):142-149 (crc11368)
Witte, Frans & J.H. Wanink, M. Kishe-Machumu, O.C. Mkumbo, P.C. Goudswaard, O. Seehausen. 2007. "Differential decline and recovery of haplochromine trophic groups in the Mwanza Gulf of Lake Victoria". Aquatic Ecosystem Health & Management. 10(4):416-433. DOI: 10.1080/14634980701709410 (crc05692) (streszczenie)
Witte, Frans & J.H. Wanink, M. Kishe-Machumu. 2007. "Species distinction and the biodiversity crisis in Lake Victoria". Transactions of the American Fisheries Society. 136(4):1146-1159. DOI: 10.1577/T05-179.1 (crc12280) (streszczenie)
Witte, Frans & M. Welten, M. Heemskerk, I. Van Der Stap, L. Ham, H. Rutjes, J. Wanink. 2008. "Major morphological changes in a Lake Victoria cichlid fish within two decades". Biological Journal of the Linnean Society. 94(1):41–52. DOI: 10.1111/j.1095-8312.2008.00971.x (crc05110) (streszczenie)
Witte, Frans & O. Seehausen, J.H. Wanink, M.A. Kishe-Machumu, M. Rensing, T. Goldschmidt. 2013. "Cichlid species diversity in naturally and anthropogenically turbid habitats of Lake Victoria, East Africa". Aquatic Sciences. 75(2):169-183. DOI: 10.1007/s00027-012-0265-4 (crc05698) (streszczenie)
Witte, Frans & M.A. Kish-Machumu, O.C. Mkumbo, J.H. Wanink, P.C. Goudswaard, J.C. van Rijssel, M.J.P. van Oijen. 2013. "The Fish Fauna of Lake Victoria during a Century of Human Induced Perturbations". Proceedings of the Fourth International Conference on African Fish and Fisheries. 49-66 (crc09669) (streszczenie)
Witte, Frans & M.P. de Zeeuw. 2017. "Haplochromis nigricans (amended version of 2010 assessment)". The IUCN Red List of Threatened Species. 2017, e.T60578A109266146. DOI: 10.2305/IUCN.UK.2017-1.RLTS.T60578A109266146.en (crc09843)