During his travels he developed an interest in natural history and enlisted in botanical and oceanographic surveys of the region.

During 1956, 1957, and 1958 Pursuit again conducted hydrographic and oceanographic surveys off the coast of Turkey.

A privately hired oceanographic survey had studied the sea floor through the channel islands and marked the depths for the voyage.

An oceanographic survey of the fishing grounds between Freetown and Agadir was completed.

If this oceanographic survey is correct, we ought to hit the Spray Cloud right on the button.

They will also conduct oceanographic surveys aimed at identifying productive fishing grounds.

The studies are the culmination of five years of analysis of data collected through the 1990's by several world-spanning oceanographic surveys.

The mission was to perform an oceanographic and hydrographic surveys of the waters surrounding Banks Island.

Since 1998 oceanographic and hydrographic survey is now conducted by the Canadian Coast Guard.

The new oceanographic surveys have mapped in greater detail the massive fields of avalanche debris.