Following appointments at the Port Elizabeth Museum (Marine Biologist), Rhodes University (Associate Professor) and Australian Maritime College (Head of the Faculty of Fisheries and Marine Environment), I joined the University of Tasmania as inaugural Director of the Tasmanian Aquaculture and Fisheries Institute.
1980-1987: Marine Biologist,Port Elizabeth Museum
1987-1989: Lecturer, Department of Ichthyology and Fisheries Science (DIFS), Rhodes University.
1990 1993: Senior Lecturer, DIFS (1993 acting Head of Department).
1994-1995: Associate Professor, DIFS.
1996: Senior Lecturer and Post Graduate Course Co-ordinator, Faculty of Fisheries & Environment at the Australian Maritime College FM&E - AMC.
1996-1998: Director, FM&E - AMC.
1998-2010: Director and Professor, Tasmanian Aquaculture and Fisheries Institute (TAFI), University of Tasmania.
2010-2013: Director Fisheries, Aquaculture and Coasts Centre, Institute for Marine and Antarctic Studies (FAC-IMAS), University of Tasmania
2014-present: Adjunct Professor, FAC - IMAS and Principal Consultant Colin Buxton & Associates
1977 - BSc (Hons), Univ. Cape Town
1980 - MSc (cum laude), Univ. Cape Town
1987 - PhD, Rhodes University