Alston, Karen. 2004. The roles of habitat features, disturbance and distance from putative source populations in structuring alien plant invasions at the urban/wildland interface on the Cape Peninsula, South Africa. (Supervisor: Dave Richardson).

Bidwell, Mark. 2004. Breeding habitat selection and reproductive success of Blue Cranes Anthropoides paradiseus in an agricultural landscape of the Western Cape, South Africa. (Supervisors: Peter Ryan, Kevin Shaw).

Bomhard, Bastian. 2004. Potential impacts of future land use and climate change on the red data book status of the Proteaceae in the Cape Floristic Region. (Supervisors: Dave Richardson, John Donaldson, Tony Rebelo).

Eshiamwata, George. 2004. The importance of Strangler Fig (Ficus thonningii) trees as centres for seed deposition and seedling establishment in the agricultural landscape. (Supervisors: Richard Dean, B. Baebel).

Jack, Kirsten. 2004. Increasing the contribution of conservation planning to conservation through implementation. (Supervisor: Morné du Plessis).

Khumalo, Caiphas. 2004. A comparative study of giraffe (Giraffa camelopardalis) browse impact on South African savanna ecosystems. (Supervisor: William Bond).

Kongor, Raphael. 2004. A retrospective analysis of the host specificity of a seed-feeding beetle Melanterius servulus Pascoe (Coleoptera: Curculionoidae); a biological control agent for Acacia cyclops and Paraserianthes lophantha in South Africa. (Supervisor: John Hoffman).

Maphisa, David. 2004. Breeding biology and habitat selection of the critically endangered Rudd's Lark Heteromirafra ruddi: Implications for conservation (Supervisor: Peter Ryan).

Muntifering, Jeff. 2004. Using habitat characteristics to model cheetah (Acinonyx jubatus) high use areas: a novel approach to managing the matrix. (Supervisor: Peter Ryan).

Nansikombi, Juliet. 2004. Impacts of helicopter flights on the birds at Dassen Island. (Supervisor: Peter Ryan).

Peleg, Nir. 2004. Studies on the population genetics of the phenotypically-variable Acacia karooin South Africa. (Supervisors: David Ward,  Peter Ryan).

Leigh Potter. 2004. Latitudinal life-history patterns of the barn owl (Tyto alba) and its potential role as an agent of biocontrol. (Supervisor: Andrew Jenkins).

Samantha Ralston. 2004. The role of legislation in the management of invasive alien plants: human dimensions affecting the implementation of legal instruments on the Cape Peninsula, South Africa. (Supervisor: Dave Richardson).

Kabelo Senyatso. 2004. Applicability of the IUCN Red List criteria at a regional level: A case study of birds in Botswana (Supervisors: Les Underhill & Peter Ryan).