Biological and life-history parameters for Labeo rosae Steindachner, 1894 and Oreochromis mossambicus (Peters, 1852) from Flag Boshielo Dam, Olifants River, South Africa

References

• Abell R, Thieme ML, Revenga C, Bryer M, Kottelat M, Bogutskaya N, Coad B, Mandrak N, Balderas SC, Bussing W, et al. 2008. Freshwater ecoregions of the world: a new map of biogeographic units for freshwater biodiversity conservation. BioScience 58: 403–414. http://doi.org/10.1641/B580507.
   Web of Science ®Google Scholar
• Addo-Bediako A, Marr SM, Jooste A, Luus-Powell WJ. 2014a. Are metals in the muscle tissue of Mozambique tilapia a threat to human health? A case study of two impoundments in the Olifants River, Limpopo province, South Africa. International Journal of Limnology 50: 201–210. http://doi.org/10.1051/limn/2014091.
   Web of Science ®Google Scholar
• Addo-Bediako A, Marr SM, Jooste A, Luus-Powell WJ. 2014b. Human health risk assessment for silver catfish Schilbe intermedius Rüppell, 1832, from two impoundments in the Olifants River, Limpopo, South Africa. Water SA 40: 607–613. http://doi.org/10.4314/wsa.v40i4.5.
   Web of Science ®Google Scholar
• Anderson RO, Neumann RM. 1996. Length, weight, and associated structural indices. In: Murphy BR, Willis DW (eds), Fisheries Techniques. Bethesda: American Fisheries Society. pp 447–482.
   Google Scholar
• Barkhuizen LM, Weyl OLF, van As JG. 2016. A qualitative and quantitative analysis of historic commercial fisheries in the Free State Province in South Africa. Water SA 42: 601–605. https://doi.org/10.4314/wsa.v42i4.10.
   Web of Science ®Google Scholar
• Beverton RJH, Holt SJ. 1956. A review of methods for estimating mortality rates in exploited fish populations, with special reference to sources of bias in catch sampling. Rapports et Procès-Verbaux des RèunI ons Commission Internationale pour l’Exploration Scientifique de la Mer Méditerranée 140: 67–83.
   Google Scholar
• Bhanbhro R, Memon KH, Qun L, Ursani TJ, Ujjan SA, Ujan JA, Shaikh AM, Qazi F, Bhanbhro H, Noonari AK. 2017. Estimation of growth and mortality parameters of Oreochromis mossambicus from Indus River Sukkur, Sindh, Pakistan. Lasbela University Journal of Science and Technology VI: 100–108.
   Google Scholar
• Bills R. 2020. Oreochromis mossambicus (errata version published in 2020). The IUCN Red List of Threatened Species 2019: e.T63338A174782954. https://doi.org/10.2305/IUCN.UK.2019-3.RLTS.T63338A174782954.en.
   Google Scholar
• Bills R, Engelbrecht J, Marshall B, Hoffman A, Roux F, Cambray J. 2017. Labeo rosae. The IUCN Red List of Threatened Species 2017: e.T63285A100161851. https://doi.org/10.2305/IUCN.UK.2017-3.RLTS.T63285A100161851.en.
   Google Scholar
• Bok A, Kotze, Heath R, Rossouw J. 2007. Guidelines for the planning, design and operation of fishways in South Africa. WRC Report No. TT 287/07. Water Research Commission, Pretoria.
   Google Scholar
• Booth AJ, Hecht T. 1997. A description of gametogenesis in the panga Pterogymnus laniarius (Pisces: Sparidae) with comments on changes in maturity patterns over the past two decades. South African Journal Zoology 32: 49–53. https://doi.org/10.1080/02541858.1997.11448428.
   Google Scholar
• Booth AJ, Khumalo N. 2010. Age, growth and reproduction of Marcusenius pongolensis, Oreochromis mossambicus and Schilbe intermedius in an oligotrophic impoundment in Swaziland. African Journal of Ecology 48: 481–489. https://doi.org/10.4314/wsa.v42i4.10.
   Web of Science ®Google Scholar
• Booth AJ, Weyl OLF. 2004. Investigations into a potential directed fishery for Labeo cylindricus in Lake Chicamba, Mozambique. African Zoology 39: 77–90. https://doi.org/10.10520/EJC17906.
   Web of Science ®Google Scholar
• Botha H, Van Hoven W, Guillette LJ Jr. 2011. The decline of the Nile crocodile population in Loskop Dam, Olifants River, South Africa. Water SA 37: 103–108. https://doi.org/10.4314/wsa.v37i1.64109.
   Web of Science ®Google Scholar
• Botha PJ. 2010. The distribution, conservation status and blood biochemistry of Nile crocodiles in the Olifants River System, Mpumalanga, South Africa. PhD thesis, University of Pretoria, South Africa.
   Google Scholar
• Brits DL. 2006. Distribution and status of the silver carp Hypophthalmichthys molitrix (Valenciennes, 1844) in the Flag Boshielo Dam (Arabie Dam) and its influence on the ecology of the Dam. Unpublished PhD thesis, University of Limpopo, South Africa.
   Google Scholar
• Britz PJ, Hara MM, Weyl OLF, Tapela BN, Rouhani QA. 2015. Scoping study on the development and sustainable utilisation of inland fisheries in South Africa. Volume 1: Research Report. WRC Report No. TT 615/1/14, Water Research Commission, Pretoria, South Africa.
   Google Scholar
• Brummett RE. 1995. Environmental regulation of sexual maturation and reproduction in tilapia. Reviews in Fisheries Science 3: 231–248. https://doi.org/10.1080/10641269509388573.
   Google Scholar
• Bruton MN, Allanson BR. 1974. The growth of Tilapia mossambica Peters (Pisces, Cichlidae) in Lake Sibaya, South Africa. Journal of Fish Biology 6: 701–715. https://doi.org/10.1111/j.1095-8649.1974.tb05113.x.
   Web of Science ®Google Scholar
• Butterworth DS, Punt AE, Borchers DL, Pugh JB, Hughes GS. 1989. Manual of mathematical techniques for linefish assessment. Foundation for Research Development: CSIR, Pretoria.
   Google Scholar
• Campana SE. 2001. Accuracy, precision and quality control in age determination, including a review of the use and abuse of age validation methods. Journal of Fish Biology 59: 197–242. https://doi.org/10.1111/j.1095-8649.2001.tb00127.x.
   Web of Science ®Google Scholar
• Campana SE, Thorrold SR. 2001. Otoliths, increments, and elements: keys to a comprehensive understanding of populations? Canadian Journal of Fisheries and Aquatic Sciences 58: 30–38. https://doi.org/10.1139/cjfas-58-1-30.
   Web of Science ®Google Scholar
• Carmignani JR, Roy AH. 2017. Ecological impacts of winter water level drawdowns on lake littoral zones: a review. Aquatic Sciences 79: 803–824. https://doi.org/10.1007/s00027-017-0549-9.
   Web of Science ®Google Scholar
• Clarke KR, Warwick RM. 2001. Change in marine communities: an approach to statistical analysis and interpretation, 2nd edition. PRIMER-E, Plymouth Marine Laboratory, Plymouth, UK.
   Google Scholar
• Dabrowski J, Oberholster PJ, Dabrowski JM. 2014. Water quality of Flag Boshielo Dam, Olifants River, South Africa: historical trends and the impact of drought. Water SA 40: 345–358. https://doi.org/10.4314/wsa.v40i2.17.
   Web of Science ®Google Scholar
• de Moor FC, Wilkinson RC, Herbst HM. 1986. Food and feeding habits of Oreochromis mossambicus (Peters) in hypertrophic Hartbeespoort Dam, South Africa. African Zoology 21: 170–176. https://hdl.handle.net/10520/AJA00445096_1009. doi: 10.1080/02541858.1986.11447976
   Web of Science ®Google Scholar
• De Silva K. 1991. Growth rate and the role of Oreochromis mossambicus (Peters) in the fishery of a tropical, upland, deep reservoir in Sri Lanka. Fisheries Research 12: 125–138. https://doi.org/10.1016/0165-7836(91)90037-G.
   Web of Science ®Google Scholar
• Department of Agriculture Forestry and Fisheries (DAFF). 2020. National Freshwater (Inland) Wild Capture Fisheries Policy for South Africa: 2nd Draft. Cape Town: Department of Agriculture, Forestry and Fisheries.
   Google Scholar
• Ellender BR, Weyl OLF, Winker H, Booth AJ. 2010. Quantifying the annual fish harvest from South Africa’s largest freshwater reservoir. Water SA 36: 45–52. https://doi.org/10.4314/wsa.v36i1.50906.
   Web of Science ®Google Scholar
• FAO, Michigan State University. 2016. The Rome declaration: ten steps to responsible inland fisheries. Rome and East Lansing: Food and Agriculture Organization of the United Nations and Michigan State University.
   Google Scholar
• Fitzsimmons K, Martinez-Garcia R, Gonzalez-Alanis P. 2011. Why tilapia is becoming the most important food fish on the planet. In: Liping L, Fitzsimmons K (eds), Better science, better fish, better life. Proceedings of the Ninth International Symposium on Tilapia in Aquaculture. Shanghai Ocean University, Shanghai, China, 22–24 April 2011. AquaFish Collaborative Research Support Program. pp 8–16.
   Google Scholar
• Froese R, Pauly D. 2022a. FishBase: Labeo rosae Steindachner, 1894. https://www.fishbase.se/summary/Labeo-rosae.html [accessed 10 October 2022].
   Google Scholar
• Froese R, Pauly D. 2022b. FishBase: Oreochromis mossambicus (Peters, 1852). Available at: https://www.fishbase.se/summary/Oreochromis-mossambicus.html [accessed 10 October 2022].
   Google Scholar
• Furey PC, Nordin RN, Mazumder A. 2004. Water level drawdown affects physical and biogeochemical properties of littoral sediments of a reservoir and a natural lake. Lake and Reservoir Management 20: 280–295. https://doi.org/10.1080/07438140409354158.
   Web of Science ®Google Scholar
• Hara MM, Backeberg GR. 2014. An institutional approach for developing South African inland freshwater fisheries for improved food security and rural livelihoods. Water SA 40: 277–286. http://doi.org/10.4314/wsa.v40i2.10.
   Web of Science ®Google Scholar
• Harrison TD. 2001. Length–weight relationships of fishes from South African estuaries. Journal of Applied Ichthyology 17: 46–48. http://hdl.handle.net/10204/2155. doi: 10.1046/j.1439-0426.2001.00277.x
   Web of Science ®Google Scholar
• Heath R, Coleman T, Engelbrecht J. 2010. Water quality overview and literature review of the ecology of the Olifants River. WRC Report No.TT452/10. Water Research Commission, Pretoria, South Africa.
   Google Scholar
• Hecht T. 1980. A comparison of the otolith and scale methods of ageing, and the growth of Sarotherodon mossambicus (Pisces: Cichlidae) in a Venda impoundment (Southern Africa). South African Journal of Zoology 15: 222–228. https://doi.org/10.1080/02541858.1980.11447715.
   Google Scholar
• Hecht T, Zway P. 1984. On the stunted Mocambique tilapia Oreochromis mossambicus (Peters, 1852) (Pisces: Cichlidae) of the Matiovila Hot Spring, Kruger National Park. Koedoe 27: 25–38. https://doi.org/10.4102/koedoe.v27i1.548.
   Google Scholar
• Hlophe SN. 2012. The feeding and growth of Tilapia rendalli in relation to its aquaculture potential. Unpublished MSc Dissertation, University of Limpopo, South Africa.
   Google Scholar
• Huchzermeyer KDA, Woodborne S, Osthoff G, Hugo A, Hoffman AC, Kaiser H, Steyl JCA, Myburgh JG. 2017. Pansteatitis in polluted Olifants River impoundments: nutritional perspective on fish in a eutrophic lake, Lake Loskop, South Africa. Journal of Fish Diseases 40: 1665–1680. https://doi.org/10.1111/jfd.12633.
   PubMed Web of Science ®Google Scholar
• James NPE, Bruton MN. 1992. Alternative life-history traits associated with reproduction in Oreochromis mossambicus (Pisces: Cichlidae) in small water bodies of the eastern Cape, South Africa. Environmental Biology of Fishes 34: 379–392. https://doi.org/10.1007/BF00004742.
   Web of Science ®Google Scholar
• Jooste A, Luus-Powell WJ, Addo-Bediako A. 2013. The impact of water and sediment quality on the health of fish and the diversity of fish parasites in two impoundments of the Olifants River, Limpopo province. WRC Project No. K5/1929. Water Research Commission, Pretoria, South Africa.
   Google Scholar
• Jooste A, Marr SM, Addo-Bediako A, Luus-Powell WJ. 2014. Metal bioaccumulation in the fish of the Olifants River, Limpopo province, South Africa, and the associated human health risk: a case study of rednose labeo Labeo rosae from two impoundments. African Journal of Aquatic Science 39: 271–277. http://doi.org/10.2989/16085914.2014.945989.
   Web of Science ®Google Scholar
• Jooste A, Marr SM, Addo-Bediako A, Luus-Powell WJ. 2015. Sharptooth catfish shows its metal: a case study of metal contamination at two impoundments in the Olifants River, Limpopo river system, South Africa. Ecotoxicology and Environmental Safety 112: 96–104. http://doi.org/10.1016/j.ecoenv.2014.10.033.
   PubMed Web of Science ®Google Scholar
• Khumalo N. 2006. The fisheries potential of Marcusenius pongolensis, Oreochromis mossambicus and Schilbe intermedius in Mnjoli Dam, Swaziland. Unpublished MSc. thesis, Rhodes University, Grahamstown.
   Google Scholar
• King M. 2013. Fisheries biology, assessment and management. Oxford: John Wiley & Sons.
   Google Scholar
• Kolding J, Tirasin EM, Karenge L. 1992. Growth, mortality, maturity and length–weight parameters of fishes in Lake Kariba, Africa. Naga 15: 39–41.
   Google Scholar
• Lebepe J, Marr SM, Luus-Powell WJ. 2016. Metal contamination and human health risk associated with the consumption of Labeo rosae from the Olifants River system. African Journal of Aquatic Science 41: 161–170. https://doi.org/10.2989/16085914.2016.1138100.
   Web of Science ®Google Scholar
• Lévêque C. 1997. Biodiversity dynamics and conservation: the freshwater fish of tropical Africa. Cambridge: Cambridge University Press.
   Google Scholar
• Lorenzen K. 2000. Population dynamics and management. In: Beveridge MCM, McAndrew BJ (eds), Tilapias: biology and exploitation. Dordrecht: Kluwer. pp 163–225.
   Google Scholar
• Lorenzen K, Enberg K. 2002. Density-dependent growth as a key mechanism in the regulation of fish populations: evidence from among-population comparisons. Proceedings of the Royal Society of London. Series B: Biological Sciences 269: 49–54. https://doi.org/10.1098/rspb.2001.1853.
   PubMed Web of Science ®Google Scholar
• Maake PA, Gon O, Swartz ER. 2014. Descriptions of three new species of Marcusenius Gill, 1862 (Teleostei: Mormyridae) from South Africa and Mozambique. Zootaxa 3780: 455–480. http://doi.org/10.11646/zootaxa.3780.3.2.
   PubMed Web of Science ®Google Scholar
• Madanire-Moyo GN, Luus-Powell WJ, Jooste A, Olivier PAS. 2012a. Clarias gariepinus from three dams in the Limpopo and Olifants River Systems, Limpopo Province, South Africa, using the fish health assessment index protocol. African Journal of Aquatic Science 37: 27–37. https://doi.org/10.2989/16085914.2012.665575.
   Web of Science ®Google Scholar
• Madanire-Moyo GN, Luus-Powell WJ, Olivier PAS. 2012b. Diversity of metazoan parasites of the Mozambique tilapia, Oreochromis mossambicus (Peters, 1852), as indicators of pollution in the Limpopo and Olifants River Systems. Onderstepoort Journal of Veterinary Research 79: 362. http://doi.org/10.4102/ojvr.v79i1.362.
   Google Scholar
• Marr SM, Ellender BR, Woodford DJ, Alexander ME, Wasserman RJ, Ivey P, Zengeya T, Weyl OLF. 2017a. Evaluating invasion risk for freshwater fishes in South Africa. Bothalia: African Biodiversity and Conservation 47: a2177. https://doi.org/10.4102/abc.v47i2.2177.
   Google Scholar
• Marr SM, Jooste A, Addo-Bediako A, Luus-Powell WJ. 2015. Are catfish from metal-polluted impoundments in the Olifants River, South Africa, safe for human consumption? Inland Waters 5: 215–223. https://doi.org/10.5268/IW-5.3.697
   Web of Science ®Google Scholar
• Marr SM, Lebepe J, Steyl JCA, Smit WJ, Luus-Powell WJ. 2017b. Bioaccumulation of selected metals in the gill, liver and muscle tissue of rednose labeo Labeo rosae from two impoundments on the Olifants River, Limpopo river system, South Africa. African Journal of Aquatic Science 42: 123–130. https://doi.org/10.2989/16085914.2017.1351915.
   Web of Science ®Google Scholar
• Marr SM, Retief DCH, Sara JR, Luus-Powell WJ. 2022. Flow patterns and chemical loads in the middle Olifants River, Limpopo River System, South Africa. Water SA 48: 380–393. https://doi.org/10.17159/wsa/2022.v48.i4.3960.
   Web of Science ®Google Scholar
• Marshall B. 2011. The fishes of Zimbabwe and their biology. Smithiana Monographs 3, 1 August 2011, NRF South African Institute for Aquatic Biodiversity and Royal Museum of Central Africa, Grahamstown, South Africa.
   Google Scholar
• Maunder MN, Hamel OS, Lee H-H, Piner KR, Cope JM, Punt AE, Ianelli JN, Castillo-Jordán C, Kapur MS, Methot RD. 2023. A review of estimation methods for natural mortality and their performance in the context of fishery stock assessment. Fisheries Research 257: 106489. https://doi.org/10.1016/j.fishres.2022.106489.
   Web of Science ®Google Scholar
• McCafferty JR, Ellender BR, Weyl OLF, Britz PJ. 2012. The use of water resources for inland fisheries in South Africa [review]. Water SA 38: 327–343. https://doi.org/10.4314/wsa.v38i2.18.
   Web of Science ®Google Scholar
• Mucina L, Rutherford MC, editors. 2006. The vegetation of South Africa, Lesotho and Swaziland. Strelitzia 19. South African National Biodiversity Institute, Pretoria, South Africa.
   Google Scholar
• National Planning Commission. 2013. Our future – make it work. National Development Plan 2030. Executive Summary. Department of the Presidency, Republic of South Africa, Pretoria.
   Google Scholar
• Ogle DH. 2018. Introductory fisheries analyses with R. New York: Chapman and Hall/CRC.
   Google Scholar
• Oliveira RF, Almada VC. 1998. Maternal aggression during the mouthbrooding cycle in the Cichlid fish, Oreochromis mossambicus. Aggressive Behavior 24: 187–196. https://doi.org/10.1002/(SICI)1098-2337(1998)24:3<187::AID-AB3>3.0.CO;2-I.
   Web of Science ®Google Scholar
• Pauly D. 1980. On the interrelationships between natural mortality, growth parameters, and mean environmental temperature in 175 fish stocks. Journal du Conseil 39: 175–192. https://doi.org/10.1093/icesjms/39.2.175.
   Google Scholar
• Pauly D, Morgan GR, editors. 1987. Length-based methods in fisheries research. ICLARM Conference Proceedings 13, International Center for Living Aquatic Resources Management, Manila, Philippines, and Kuwait Institute for Scientific Research, Safat, Kuwait.
   Google Scholar
• Perschbacher PW. 2014. Tilapia: The “aquatic chicken” – at last. Journal of Fisheries & Livestock Production 2: 1000120. https://doi.org/10.4172/2332-2608.1000120.
   Google Scholar
• Pienaar UdV. 1978. The freshwater fishes of the Kruger National Park: A guide to a group of vertebrate animals from the Superclass Pisces of the Chordate phylum. Pretoria: National Parks Board of South Africa.
   Google Scholar
• Pollock KH, Jones CM, Brown TL. 1994. Angler survey methods and their applications in fisheries management. Bethesda: American Fisheries Society.
   Google Scholar
• R Development Core Team 2022. R: A language and environment for statistical computing. http://www.R-project.org [accessed 1 April 2022].
   Google Scholar
• Ricker WE. 1975. Computation and interpretation of biological statistics of fish populations. Bulletin of the Fisheries Research Board of Canada, Bulletin 191. Ottawa: The Blackburn Press. http://www.dfo-mpo.gc.ca/Library/1485.pdf.
   Google Scholar
• Russell DJ, Thuesen PA, Thomson FE. 2012. A review of the biology, ecology, distribution and control of Mozambique tilapia, Oreochromis mossambicus (Peters 1852) (Pisces: Cichlidae) with particular emphasis on invasive Australian populations. Reviews in Fish Biology and Fisheries 22: 533–554. http://doi.org/10.1007/s11160-011-9249-z.
   Web of Science ®Google Scholar
• Sara JR, Luus-Powell WJ, Fogelson SB, Botha H, Guillette TC, Smit WJ, Hoffman A, Kunutu KD, Koelmel JP, Bowden JA. 2020. A histological evaluation of pansteatitis-affected Mozambique tilapia, Oreochromis mossambicus (Peters 1852), from different geographical locations in South Africa. Journal of Fish Diseases 43: 1185–1199. https://doi.org/10.1111/jfd.13184.
   PubMed Web of Science ®Google Scholar
• Sara JR, Marr SM, Chabalala NM, Smit WJ, Erasmus L, Luus-Powell WJ. 2018. Human health risks of metalloids and metals in muscle tissue of silver carp Hypophthalmichthys molitrix (Valenciennes, 1844) from Lake Flag Boshielo, South Africa. African Journal of Aquatic Science 43: 405–411. https://doi.org/10.2989/16085914.2018.1538869.
   Web of Science ®Google Scholar
• Sara JR, Marr SM, Hlungwani HA, Weyl OLF. 2021a. Case studies of fisheries potential of South African inland fisheries. In: Hara M, Muchapondwa E, Sara JR, Weyl OLF, Britz P, Tapela BN (eds), Inland fisheries contributions to rural livelihoods: an assessment of fisheries potential, market value chains and governance arrangements. Pretoria: Water Research Commission Report. pp 33–87.
   Google Scholar
• Sara JR, Marr SM, Luus-Powell WJ, Smit WJ, Addo-Bediako A. 2021b. Predicting the edibility of fish in the Flag Boshielo system. WRC Project No. K5/2544. Water Research Commission, Pretoria.
   Google Scholar
• Sara JR, Marr SM, Smit WJ, Erasmus LJC, Raphahlelo ME, Luus-Powell WJ. 2017a. Human health risks of metals and metalloids in muscle tissue of Synodontis zambezensis Peters, 1852 from Flag Boshielo Dam, South Africa. African Journal of Aquatic Science 42: 287–291. http://doi.org/10.2989/16085914.2017.1361378.
   Web of Science ®Google Scholar
• Sara JR, Weyl OLF, Marr SM, Smit WJ, Fouche PSO, Luus-Powell WJ. 2017b. Gill net catch composition and catch per unit effort in Flag Boshielo Dam, Limpopo province, South Africa. Water SA 43: 463–469. https://doi.org/10.4314/wsa.v43i3.11
   Web of Science ®Google Scholar
• Signorell A, Aho K, Anderegg N, Aragon T, Arppe A, Baddeley A, Bolker B, Caeiro F, Champely S, Chessel D, et al. 2019. DescTools: Tools for descriptive statistics. R package version 0.99.28.
   Google Scholar
• Skelton PH. 2001. A complete guide to the freshwater fishes of southern Africa. Second edition. Cape Town: Struik.
   Google Scholar
• Skelton PH. 2016. Name changes and additions to the southern African freshwater fish fauna. African Journal of Aquatic Science 41: 345–351. https://doi.org/10.2989/16085914.2016.1186004
   Web of Science ®Google Scholar
• Tapela BN, Britz PJ, Rouhani QA. 2015. Scoping study on the development and sustainable utilisation of inland fisheries in South Africa. Volume 2: Case studies of small-scale inland fisheries. WRC Report No. TT 615/2/14, Water Research Commission, Pretoria.
   Google Scholar
• Taylor WW, Bartley DM, Goddard CI, Leonard NJ, Welcomme RL (eds). 2016. Freshwater, fish and the future: proceedings of the global cross-sectoral conference. Rome: Food and Agriculture Organization of the United Nations; East Lansing: Michigan State University; Bethesda: American Fisheries Society.
   Google Scholar
• Tweddle D, Cowx IG, Peel RA, Weyl OLF. 2015. Challenges in fisheries management in the Zambezi, one of the great rivers of Africa. Fisheries Management and Ecology 22: 99–111. https://doi.org/10.1111/fme.12107.
   Web of Science ®Google Scholar
• van Koppen B. 2019. Redressing inequities of the past from a historical perspective: the case of the Olifants basin, South Africa. Water SA 34: 432–438. https://doi.org/10.4314/wsa.v34i4.183653.
   Google Scholar
• Wakwabi EO, Marine K. 1988. Observations on the biology and fishery of Oreochromis mossambicus (Trewavas, 1983) (Pisces: Cichlidae) in the Lower Tana River (Kenya). East African Agricultural and Forestry Journal 54: 19–31. https://doi.org/10.1080/00128325.1988.11663546.
   Google Scholar
• Weyl OLF, Booth AJ. 1999. On the life history of a cyprinid fish, Labeo cylindricus. Environmental Biology of Fishes 55: 215–225. https://doi.org/10.1023/A:1007543319416.
   Web of Science ®Google Scholar
• Weyl OLF, Hecht T. 1998. The biology of Tilapia rendalli and Oreochromis mossambicus (Pisces: Cichlidae) in a subtropical lake in Mozambique. African Zoology 33: 178–188. https://doi.org/10.1080/02541858.1998.11448469.
   Web of Science ®Google Scholar
• Weyl OLF, Potts WM, Rouhani Q, Britz PJ. 2007. The need for an inland fisheries policy in South Africa: A case study of the North West Province. Water SA 33: 497–504. https://doi.org/10.10520/EJC116458.
   Web of Science ®Google Scholar
• Weyl OLF, Ribbink AJ, Tweddle D. 2010. Lake Malawi: fishes, fisheries, biodiversity, health and habitat. Aquatic Ecosystem Health and Management 13: 241–254. http://doi.org/10.1080/14634988.2010.504695.
   Web of Science ®Google Scholar
• Winker H, Weyl OLF, Booth AJ, Ellender BR. 2012. Life history strategy and population characteristics of an unexploited riverine cyprinid, Labeo capensis, in the largest impoundment in the Orange River Basin. African Zoology 47: 85–99. https://doi.org/10.3377/004.047.0124.
   Web of Science ®Google Scholar
• Winker H, Ellender BR, Weyl OLF, Booth AJ. 2010. Validation of growth zone deposition in otoliths of two large endemic cyprinids in Lake Gariep, South Africa. African Zoology 45: 133–138. https://doi.org/10.1080/15627020.2010.11657263.
   Web of Science ®Google Scholar
• Zar JH. 1999. Biostatistical analysis. 4th edition. Upper Saddle River: Prentice Hall.
   Google Scholar
• Zengeya TA, Robertson MP, Booth AJ, Chimimba CT. 2013. A qualitative ecological risk assessment of the invasive Nile tilapia, Oreochromis niloticus in a sub-tropical African river system (Limpopo River, South Africa). Aquatic Conservation: Marine and Freshwater Ecosystems 23: 51–64. http://doi.org/10.1002/aqc.2258.
   Web of Science ®Google Scholar