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CapeNature. 2016. De Hoop Nature Reserve Complex: Protected
Area Management Plan 2017 – 2022. CapeNature; Cape
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Crawford RJM. 2007. Trends in numbers of three cormorants
Phalacrocorax spp. breeding in South Africa’s Western
Cape province. In: Kirkman SP (ed.). Final Report of BCLME
(Benguela Current Large Marine Ecosystem) Project on Top
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the BCLME. Avian Demography Unit, University of Cape
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Crawford RJM, Altwegg R, Barham BJ, Barham PJ, Durant JM,
Dyer BM, Geldenhuys D, Makhado AB, Pichegru L, Ryan
PG, Underhill LG, Upfold L, Visagie J, Waller LJ, Whittington
An aerial view of Black Rocks, Algoa Bay PA. 2011. Collapse of South Africa’s penguins in the early
21st century: a consideration of food availability. African
Conservation status: The colony is within GAENP Journal of Marine Science 33:139–156.
and managed by South African National Parks in terms of Crawford RJM, Randall RM, Cook TR, Ryan PG, Dyer BM, Fox R,
sec- tions 39 and 41 of the National Environmental Geldenhuys D, Huisamen J, McGeorge C, Upfold L, Visagie
Manage- ment: Protected Areas Act (Act 57 of 2003). J, Waller LJ, Whittington PA, Wilke CG, Makhado AB. 2016.
Cape cormorants decrease, move east and adapt foraging
Access is restricted to research under a permit. strategies following eastward displacement of their main
Eco-tourism: No seal-targeted eco-tourism is happening. prey. African Journal of Marine Science 38: 373–383.
Harvesting status: It appears harvesting was erratic at David JHM. 1987. South African fur seal, Arctocephalus pusillus
this locality. There are records for between 1935 and 1938, pusillus. In: Croxall JP, Gentry RL (eds). Status, Biology,
1907-1908 and 1946–1949 (Rand 1972). Harvesting thus and Ecology of Fur Seals: Proceedings of an International
ceased in 1949. Symposium and Workshop, Cambridge, England. NOAA
Technical Report NMFS 51; Seattle, Washington: 65–71.
36. Seal Island, Algoa Bay David JHM, Wickens PA. 2003. Management of Cape fur seals
Coordinates: 33.833 S; 26.266 E and fisheries in South Africa. In: Gales N, Hindell M,
Status: A former breeding locality Kirkwood R (eds.). Marine Mammals: Fisheries, Tourism
Description: A low-lying, rocky island with boulders around and Management Issues. CSIRO Publishing; Collingwood,
Australia: 446.
its edge that has an area of c. 0.6 ha. David JHM, Van Sittert L. 2008. A reconstruction of the
Conservation status: It falls within the Greater Addo Cape (South African) fur seal harvest 1653–1899 and a
Elephant National Park (GAENP) and has restricted comparison with the 20th-century harvest. South African
access. Journal of Science 104: 107–110.
De Villiers DJ, Roux J-P. 1992. Mortality of newborn pups of the
Acknowledgements: The authors thank officials of South African fur seal Arctocephalus pusillus pusillus in
SAN- Parks (Alison Kock, Russel Saal), Cape Nature Namibia. South African Journal of Marine Science 12: 881–
(Johan Visagie), Two Oceans Aquarium (Brett Glasby), 889.
Animal Ocean (Steve Benjamin) and Bayworld Aquarium Desmet PG, Cowling RM. 1999. Biodiversity, habitat and range-
(Greg Hofmeyr) for sharing their insights into colonies. size aspects of a flora from a winter-rainfall desert in north-
Herman Oosthuizen is thanked for providing his historical western Namaqualand, South Africa. Plant Ecology 142:
accounts at non-breeding colonies. 23–33.
Dyk J van. 2021. Diamonds Are Forever: (Re) Building the Archive
of a Prototypical Mining Town. Stellenbosch University;
Photo credits: Unless stated otherwise, all photographs Stellenbosch, South Africa.
are copyright of South Africa’s Department of Forestry, Elferink L. 2005. The Cenozoic stratigraphy and associated heavy
Fisheries and the Environment. mineral palaeo-placer deposit on Geelwal Karoo: west coast,
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