Dates Spring Apr-Jun 1965
Chief Scientist Rolf Bolin
Senior Scientists Torben Wolff, Robert Bieri
Junior Scientists James W. Collinson, Maria G. Ferraro, Lawrence A. Jahn, John M. Lawrence, Arlan W. Peterson, Roberta K. Smith, David A. Egloff, Darrell R. Halverson, Gerald L. Kooyman, Thomas K. Newbury, William W. Schroeder, Martin L. Wiley
Captain Jack Thomsen, Omer Darr
Ports of call Honiara, Solomon Islands to Pago Pago, American Samoa [via Rennell, Vanikoro, Tikopia (Solomon Islands); Suva, Wailangilala (Fiji); Niuatobutabu (Tonga)]
Narrative by Bolin.
Installment 17. April 2-3, Honiara to Rennell Island. April 8- , Rennell to Honiara via Ballona Island.
Installment 18, April 11-15, Rennell to Vanikoro, Santa Cruz Islands, Eastern Solomons. April 18-19, to Tikopia. April 20-27, Tikopia to Suva.
Installment 19, April 27-May 5, in Suva, Fiji. May 6, to Mbulia Island, Great Astrolabe Reef. May 9, back to Suva.
Installment 20. May 9-24 in Suva. May 24-25, to Wailangilala atoll, Lau Group. May 27, to Niua Fo’ou, northern Tongan Islands. May 31, Niuatobutabu. June 2, to Pago Pago, American Samoa.