List of marine channel in South Africa (found 6 locations). Category description: That part of a body of water deep enough for navigation through an area otherwise not suitableBird Island Passage (Eastern Cape) Estuary (KwaZulu-Natal) Hell’s Gate (KwaZulu-Natal) Island View Channel (KwaZulu-Natal) Silburn Channel (KwaZulu-Natal) South Passage (Eastern Cape)