Off South Africa, jacks and herring are the most important prey. Hunting peaks at dawn and dusk. The excitability and sociability of blacktip sharks makes them prone to feeding frenzies when large quantities of food are suddenly available, such as when fishing vessels dump their refuse overboard.
In waters off South Africa, jacks and herring are the primary prey for blacktip sharks. These sharks exhibit heightened activity during dawn and dusk hours. Their social nature and excitability lead to feeding frenzies when large amounts of food become available, such as when fishing vessels discard their waste overboard.