Penguins
Habitat and Population
The Jackass penguin is the only penguin that breeds in South Africa. Its distribution among islands in South Africa is mostly affected by the cold, Benguela Current and also by offshore breeding sites.
Breeding occurs on Hollamsbird Island, off central Namibia and extends all the way to Bird Island in Algoa Bay. There are about 27 inhabited sites, which most are found on inshore islands. The best-known site is Robben Island. Among the three existing mainland sites the largest existing colony is on St Croix island near Port Elizabeth, with about 50 000 birds.
A typical foraging trip could range from 30 to 70 km for a single trip, while on the south trips average about 110kms per trip. But when penguins are feeding their young, the trip would be limited. A single dive of a penguin is estimated to last about two and a half minutes, and about 30m deep.
The present population of African Penguins has declined by 90 percent from that of 1900, when there......
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