'Status of marine turtle populations in Papua New Guinea.'
'Marine turtles in the Manus Province.'
'1983 research programme.'
'Subsistence hunting of marine turtles in Papua New Guinea.'
'Tropical fisheries development: contemporary problems and perspectives.'
'A native fish-hunt in New Ireland.'
'On the biological problems caused by the introduced water-weed, Salvinia molesta Mitchell, in the Sepik River.'
'Vernacular names of turtles in Papua New Guinea waters.'
'Decapoda Macrura with a revision of the New Guinea Parastacidae.'
'A multidisciplinary approach to research for rural development' [Report not available for copying]