Sooty shearwater

Introduction: Sooty shearwaters (Puffinus griseus) are found in large numbers, resting on the water over the continental shelf or closer inshore. They are attracted to fishing vessels and ships. Arrival for breeding colonies in Namibian waters begins at the end of September with departure in April.

Distribution: Namibian coastal waters from Henties Bay south through Swakopmund and Walvis Bay, Luderitz to the mouth of the Orange River.

Diet: Is known to feed on flocks on schooling fish. Feeding groups are associated with Cape fur seals, common dolphins, dusky dolphins and Bryde's whale. Eats mainly small fish including anchovies, lightfish, lanternfish as well as shrimps and trawler discards.

Description: Small to medium-sized shearwater, with a body structure perfected for diving. Griseus means 'grey' a reference to their plumage colouration.

Breeding: Extralimital.

Size: 45cm.

Weight: 900g.

Wingspan: 100cm.