Gould, P. J. At Sea September 20, 1963--Pacific Ocean, near Oahu observations began 0610 0620--1 Shearwater heading S 0632--1 Bird heading SE 0640--1 Wedge-tail heading SE 0641--1 Bird heading NW constant slow wingbeat low 0642--1 Bird heading SE constant slow wingbeat low 0650--1 Wedge-tail heading S 0658--1 Bird heading W as at 0641 0700--1 Bird heading W as at 0641 0705--1 Wedge-tail heading S 0720--1 Shearwater heading S 0740--2 Wedge-tail 0741--37 Wedge-tail scattered individuals steadily passing by behind ship no more than four in any one view to 0754 0754--1 Wedge-tail 0802--3 Wedge-tail heading S 0806--1 Wedge-tail heading E 0806--1 Wedge-tail heading SW 0808--1 Shearwater heading SW 0812--3 Wedge-tail heading SW 0814--1 Wedge-tail heading SW 0819--4 Wedge-tail heading SW 0820--1 Wedge-tail heading SW 0820--1 Shearwater 97