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Jacobs FJ, Naesje TF, Ulvan EM, Hay CJ, Khaebeb FH, Weyl OLF 2022. Evidence for overfishing of tigerfish Hydrocynus vittatus (Castelnau 1861) in the Kavango River, Namibia. African Journal of Aquatic Science 47 (2) 207-215

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Evidence for overfishing of tigerfish Hydrocynus vittatus in the Okavango River.pdf	435.91 KB

Website link:https://www.tandfonline.com/doi/abs/10.2989/16085914.2022.2041387

Jacobs FJ, Jacobs PG, Hay CJ, Naesje TF 2021. Status update of the endemic and critically endangered cave catfish Clarias cavernicola Trewavas 1936, from the Aigamas Cave system, Namibia. African Journal of Aquatic Science 46 (1) 18-21

Website link:https://www.tandfonline.com/doi/pdf/10.2989/16085914.2020.1787125

Jacobs FJ, Naesje TF, Ulvan EM, Weyl OLF, Tiyeho D, Hay CJ, O'Brien GC, Downs CT 2019. Implications of the movement behaviour of African tigerfish Hydrocynus vittatus for the design of freshwater protected areas. Journal of Fish Biology 2019 1-9

Website link:https://doi.org/10.1111/jfb.14158

Peel RA, Tweddle D, Simasiku EK, Martin GD, Lubanda J, Hay CJ, Weyl OLF 2015. Ecology, fish and fishery of Lake Liambezi, a recently refilled floodplain lake in the Zambezi Region, Namibia. African Journal of Aquatic Science

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Ecology_fish and fishery of Lake Liambezi_a recently refilled floodplain lake in the Zambezi Region_Namibia.pdf	1 MB

Abbott J, Campbell LM, Hay CJ, Naesje TF, Ndumba A, Purvis J 2007. Rivers as resources, rivers as borders: community and transboundary management of fisheries in the Upper Zambezi River floodplains. The Canadian Geographer / Le Géographe canadien 51 (3) 280-302

Website link:http://onlinelibrary.wiley.com/doi/10.1111/j.1541-0064.2007.00179.x/abstract

Okland F, Thorstad EB, Hay CJ, Naesje TF, Chanda B 2005. Patterns of movement and habitat use by tigerfish (Hydrocynus vittatus) in the Upper Zambezi River (Namibia). Ecology of Freshwater Fish 14 (1) 79-86

Website link:http://onlinelibrary.wiley.com/doi/10.1111/j.1600-0633.2004.00080.x/abstract

Thorstad EB, Hay CJ, Naesje TF, Chanda B, Okland F 2005. Movements and habitat utilization of nembwe, Serranochromis robustus (Günther, 1864), in the Upper Zambezi River. African Zoology 40 (2) 253-259

Website link:http://journals.co.za/content/afzoo/40/2/EJC17969

Okland F, Hay CJ, Naesje TF, Nickandor N, Thorstad EB 2003. Learning from unsuccessful radio tagging of common carp in a Namibian reservoir. Journal of Fish Biology 62 (3) 735-739

Website link:http://onlinelibrary.wiley.com/doi/10.1046/j.1095-8649.2003.00043.x/abstract

Thorstad EB, Hay CJ, Naesje TF, Okland F 2001. Movements and habitat utilization of three cichlid species in the Zambezi River, Namibia. Ecology of Freshwater Fish 10 (4) 238-246

Website link:http://onlinelibrary.wiley.com/doi/10.1034/j.1600-0633.2001.100406.x/abstract

Hay CJ, van Zyl BJ, van der Bank FH, Ferreira JT, Steyn GJ 1999. The distribution of freshwater fish in Namibia. Cimbebasia 15 41-63

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The_Distribution_of_freshwater_fish_in_Namibia.pdf	1.34 MB

Curtis B, Roberts KS, Griffin M, Bethune S, Hay CJ, Kolberg H 1998. Species richness and conservation of Namibian freshwater macro-invertebrates, fish and amphibians. Biodiversity and Conservation 7 447 - 466

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Curtis et al freshwater macroinvertebrates, fish and amphibians.pdf	288.49 KB

Hay CJ, van Zyl BJ, Steyn GJ 1997. Ecology of Synodontis nigromaculatus (Pisces: Mochokidae) from the Okavango River, Namibia. Journal of African Zoology 111 (5) 355-363

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Ecology_of_Synodontis_nigromaculatus_(Pisces,_Mochokidae)_from_the_Okavango_River,_Namibia.pdf	607.53 KB

Hay CJ, van der Bank FH, Ferreira JT 1997. Aspects of the ecology of Barbus hospes from the Fish River, Namibia. Madoqua 19 (2) 95-97

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Aspects of the ecology of Barbus hospes from the Fish River_1997.pdf	269.4 KB

Hay CJ, van der Bank FH, Ferreira JT 1997. The effect of the artificial linkage between the Kunene River and the Cuvelei System on the fish Fauna in Owambo, Namibia. Madoqua 19 (2) 99-105

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The effect of the artificial linkage_Kunene River_Cuvelai system on fish and fauna in Owambo.pdf	725.12 KB

Hay CJ, van Zyl BJ, van der Bank FH, Ferreira JT, Steyn GJ 1997. A Survey of the fishes of the Kunene River, Namibia. Madoqua 19 (2) 129-141

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A survey of the fishes in the Kunene River_1997.pdf	1.82 MB

van Zyl BJ, Hay CJ, Steyn GJ 1997. The successful introduction of Oreochromis mossambicus in salt pans along the Namib coast. Madoqua 19 (2) 87-89

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The successful introduction of Oreochromis mossambicus_salt pans_Namib coast.pdf	537.31 KB

Hay CJ, van Zyl BJ, Steyn GJ 1996. A quantitative assessment of the biotic integrity of the Okavango River, Namibia, based on fish. Water SA 22 (3) 263-284

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A quantative assessment of biotic integrity Okavango River_1996.pdf	1.26 MB

Hay CJ 1991. The distribution of fish in the Fish River, Namibia. Madoqua 17 (2) 211-215

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The distribution of fish in the Fish River.pdf	705.37 KB

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