Page 179 - Atlas Sea Birds Ver1

Numbers (pairs) of Greater Crested Tern breeding between Numbers (pairs) of Grey-headed Gull breeding between Vöelsteen
Vöelsteen and Cape Point but excluding Robben Island, 2004– and Cape Point but excluding Robben Island, 1992–2019.
2021
Caltex Century Athlone Cape
Cape Town and Year Rietvlei oil sewerage Town and
Year City
surrounds refinery works surrounds
2004 0 1992 3
2012 431 1995 11
2013 221 1997 2
2014 413 2001 3
2015 509 2012 0 0 0 1
2016 120 2013 0 0 0 0
2017 785 2014 0 0 0 0
2018 4000 2015 0 0 0 0
2019 0 2016 0 0 0 0
2021 987 2017 0 0 0 0
2019 0 0 0 0

Numbers (pairs) of Hartlaub’s Gull breeding between Vöelsteen and Cape Point but excluding Robben Island, 2004–2021

Rietvlei Century City Ysterplaat Pinelands Athlone Racecourse surrounds Sea Point Bantry Bay
Year Caltex Oil Refinery Paarden Island Black River Kennilworth Cape Town and Camps Bay Hout Bay Wildevoelvlei, Kommetjie Total

1962 7 7
1964 1 3000 3001
1971 18 18
1976 1 1
1977 100 40 140
1980 √ √
1981 595 26 621
1982 93 1 27 √ 121
1983 √ √
1986 1 1 2
1987 2000 287 75 2362
1988 0 100 0 100
1989 0 37 0 37
1992 2694 2694
1995 1200 1200
1997 1275 97 1372
1998 1188 1188
1999 60 60
2000 1215 5 1220
2001 928 928
2003 26 17 43
2004 0 0 0 0 0 0 0 0 4 0 0 4
2005 0 1136 0 0 0 0 0 0 0 57 0 0 1193
2006 0 1092 0 0 0 0 0 0 0 95 59 0 6 0 1252
2007 0 0 0 0 0 0 0 0 0 1183 65 3 15 0 1266
2009 0 0 0 0 0 0 0 0 0 37 34 0 8 0 79
2011 0 0 0 0 0 0 0 0 0 30 15 2 5 0 52
2012 0 0 0 0 0 0 0 0 0 143 55 15 0 6 0 219
2013 0 0 0 0 0 0 0 0 0 111 18 0 0 6 0 135
2014 0 0 0 0 0 0 0 0 0 152 25 0 0 6 0 183
2015 0 0 0 0 0 0 0 0 0 131 20 0 0 6 0 157
2016 0 0 0 0 0 0 0 0 0 151 22 0 0 6 0 179
2017 0 0 0 0 0 0 0 0 0 137 20 0 0 0 157
2018 0 100 0 0 0 0 0 0 0 94 15 0 0 0 209
2019 0 0 0 0 0 0 0 0 0 37 37

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