OCR Text |
Show 174 MR. CYRIL CROSSLAND ON THE [Mar. 7, Harbour it became evident tliat the fauna of these coasts is as distinct from that of East Africa as are the physical aspects and geological structure of the two localities, and that it contains a considerable northern or Mediterranean constituent. I therefore decided to visit one of the Southern Islands in the hope of discovering :- (1) Possible effects on the fauna of the Guinea current. (2) Fresh habitats, e. g. Zostera-beds or completely sheltered water. (3) Coral, either as reef or banks, with its peculiar fauna. A three days' voyage in a small Portuguese barque brought me to Porto Praya, a bay in the southern extremity of the Island of • Text-fig. 23. Map of St. Jago. St. Jago (text-fig. 23), situated in latitude 16° N., just a degree south of St. Vincent. The results of collecting here were negative as regards (1) and (3) above, but a small extent of stony shore under |