Research interests
Research interests
- Biodiversity conservation measurement and reporting
- Botany
- Conservation ecology
- Dryland plant ecology
- Ecology
- Ecology of threatened plants
- Grassland and shrubland ecology
- Grasslands and shrublands - Long term dynamics of
- Plant Community Ecology
- Plant Ecology
- Plant Ecology and Management
- Quantitative Ecology
Qualifications
Otago
MSc
1997
Otago
PhD Botany
1997
West Herts
PGDipP
1991
Natal
BSc (Hons) Agriculture
1988
Publications
Weeks ES, Walker S, Overton JM, Clarkson B 2013. The value of validated vulnerability data for conservation planning in rapidly changing landscapes. Environmental Management 51(5): 1055-1066. https://doi.org/10.1007/s00267-013-0034-8
Weeks ES, Overton JM, Walker S 2013. Estimating patterns of vulnerability in a changing landscape: a case study of New Zealand's indigenous grasslands. Environmental Conservation 40(1): 84-95. https://doi.org/10.1017/s0376892912000343
Weeks ES, Walker S, Dymond JR, Shepherd JD, Clarkson BD 2013. Patterns of past and recent conversion of indigenous grasslands in the South Island, New Zealand. New Zealand Journal of Ecology 37(1): 127-138.
Walker S, Stephens RTT, Overton JM 2012. A unified approach to conservation prioritisation, reporting and information gathering in New Zealand. New Zealand Journal of Ecology 36(2): 243-251.
Tanentzap AJ, Walker S, Stephens RTT, Lee WG 2012. A framework for predicting species extinction by linking population dynamics with habitat loss. Conservation letters. https://doi.org/10.1111/j.1755-263X.2012.00221.x