Captain and acoustic specialist research assistant Magreth Kasuga scans the ocean for dolphins and whales off the coast of Zanzibar. Inset, Top: A Humpback whale and calf at the Pemba channel; Below: A dolphin off the coast of Pemba Island in Tanzania. PHOTOS | COURTESY

The Big Story

Tracking dolphins and whales off Tanzania’s coast

Posted 1 day ago

The whales arrive in July and the last ones leave in October; this means the whale migration coincides with the world famous wildebeest migration of the Mara and Serengeti national parks....