National Geographic : 1958 Mar
AFRICA French West Africa Nigeria Ivory / . r Coast iC v t' i:G-rlf'~~i cDouala Y rench Gulf of Guin . ouala p1 Principe ioM uni Equator SaoTom French SAnnob6n, et Equatorial ' Cape Lo' Africa 0 500 100o 9540 * For 70 Miles the Romanche Trench Gashes the Floor of the Atlantic This deep crevasse lies off the Mid-Atlantic Ridge, a submerged mountain range mapped in 1947-8 by the Woods Hole Oceanographic Institution and the National Geographic Society. reached the bottom? We have no choice but to let it begin clicking off pictures and hope for the best. Camera Records Planktonic Life Fortunately, though the developed film re veals no amazing sea monsters, it does give us a unique photographic record of the plank tonic life suspended about 600 feet above the bottom. Marine biologists in France are still analyzing this series of prints, fascinated by the relative richness of living creatures in this Stygian underworld. Calypso has already been host in the spring 390 to a distinguished team of French scientists. Led by Dr. Jacques Forest of the National Museum of Natural History in Paris, these biologists and botanists, oceanographers and entomologists have come aboard in early May with their trawls and seines and thermometers and, for two months, have converted our ship into a seagoing laboratory. Their main theater of operations has been the Gulf of Guinea-a quadrangle astride the Equator formed by the Niger Delta, the port of Douala, Cape Lopez, and the island of Annob6n. It is a part of the Atlantic known only sketchily to science.