Morland visited the lake at the beginning of 1902, and in May of the same year the Germans first reached it from Cameroon.
Both the fauna and flora of the higher levels present close affinities with those of Mount Elgon, of other mountains of East Africa and of Cameroon Mountain.
A column of about 600 men cooperated with French forces in the operations in Cameroon and other units aided in the defence of northern Rhodesia.
Calabar estuary is mainly formed by the Cross river (q.v.), but receives also the waters of the Calabar and other streams. The Rio del Rey creek at the eastern end of the estuary marks the boundary between (British) Nigeria and (German) Cameroon.
Southern or Lower Guinea comprises the coasts of Gabun and Loango (known also as French Congo) and the Portuguese possessions on the south-west coast, and Northern or Upper Guinea stretches from the river Casamance to and inclusive of the Niger delta, Cameroon occupying a middle position.