Page 171 - Atlas Sea Birds Ver1
P. 171

Cape                     White-breasted                                 Greater Crested
                    Year               Bank Cormorant               Crowned Cormorant  Hartlaub's Gull
                           Cormorant                    Cormorant                                        Tern
                    1996      509           10             3               52                             0
                    1997                     5             0               26                             0
                    1998                                   0                                              0
                    1999                                   0                                              0
                    2000                                   0                                              0
                    2001                                   0                                              0
                    2002                                   0                                              437
                    2003                                   0                               30             550
                    2004                                   0                               5              2
                    2005                                   0                              100             100
                    2006                     5             0                               3              0
                    2007                                   0                               0              0
                    2008                                   0               20              0              0
                    2009                                   0                               0              0
                    2010                                   0                               0              0
                    2011                     2             0               26              27             0
                    2012      300            4             0               54              7              0
                    2013      66             2             0               47              6              0
                    2014                     2             0                               0              0
                    2015      133            2             0               18              15             0
                    2016                     2             0               15                             0
                    2017                     2             0                               0              0
                    2018       0             0             0                               0              0
                    2019       0             0             0                                              0

                  Species and  numbers breeding:  Maxima of  509 pairs   Species and numbers breeding: Both of southern Africa’s
                  of  Cape Cormorant, 10 pairs  of  Bank Cormorant, three   Chroicocephalus gulls bred at the site. Maxima of 80 pairs
                  pairs of White-breasted Cormorant (all in 1996), 54 pairs of   of Hartlaub’s Gull in 2017 and 25 pairs of Grey-headed Gull
                  Crowned Cormorant (in 2012), 100 pairs of Hartlaub’s Gull   in 1993 and 1994 were recorded. Details of observations
                  (in 2005) and 550 pairs of Greater Crested Tern (in 2003)   are given on the table below.
                  have bred at the Koeberg site (see table above).
                                                                         Year        Hartlaub's      Grey-headed
                  Paarl Water Waste Treatment Works                                    Gull             Gull
                  Coordinates: 33.6895 S; 18.9795 E                     1980            2
                  Description: The works comprise several treatment pans
                  and adjacent land and are flanked on the west by the Berg   1981      7
                  River.                                                1991                             14
                  Conservation status: Part of the treatment works is ac-   1992                         6
                  cessible to the public.                               1993                             25
                                                                        1994                             25
                                                                        2004                             3
                                                                        2006            0
                                                                        2007            0
                                                                        2008            0
                                                                        2009            0
                                                                        2010            0
                                                                        2011            0
                                                                        2012            12               12
                                                                        2013            0                5
                                                                        2014            0                5
                                                                        2015            0                0
                                                                        2016            0                0
                  Hartlaub’s Gulls at Dassen Island (photo L Upfold)    2017            80               20




                                                                 165
   166   167   168   169   170   171   172   173   174   175   176