1. Research Associate, Leichtweiss-Institute for Hydraulic Engineering, TU Braunschweig, Beethovenstrasse 51a, 38106 Braunschweig, Germany; formerly, Postdoctoral Fellow, Freshwater Hydrodynamics, National Institute of Water and Atmospheric Research, P.O. Box 8602, Christchurch, New Zealand.
2. Principal Scientist, Freshwater Hydrodynamics, National Institute of Water and Atmospheric Research, P.O. Box 8602, Christchurch, New Zealand.
3. Scientist, Coastal Hydrodynamics, National Institute of Water and Atmospheric Research, P.O. Box 8602, Christchurch, New Zealand.