Page 151 - Atlas Sea Birds Ver1
P. 151

Voeleiland. Numbers of pairs of each species to have done  2007                0
                  so are indicated on the following table.
                                                                         2011                    7
                              Bank        Crowned
                    Year                               Kelp Gull         2012                    7
                            Cormorant    Cormorant                       2015                    5
                    1976                     4                           2016                    3
                    1978       32                                        2017                    7
                    1992       47                                        2018                    2
                    1996       47                                        2019                    3
                    2000       49
                    2006       20                                   Hospital Rock
                    2011       15            0            1         Coordinates: 32.9563 S; 17.8740 E
                    2012       15                         0         Description: A small island off a point inshore of Jacob’s
                                                                    Reef that can be accessed  by wading  across from the
                    2013                                  0         mainland at low tide (Kriel et al. 1980).
                    2014       18                         0         Conservation status: It is not protected.
                    2015       20                         0         Species and numbers breeding: Bank Cormorants for-
                                                                    merly bred at the rock but ceased to do so in 2016. Num-
                    2016       18                         0         bers of pairs recorded breeding at the island are shown on
                    2018        2            0                      the following table.
                    2019        2            0                                                  Bank
                                                                         Year                 Cormorant
                  Kersefontein                                           1978                    31
                  Coordinates: 32.9054 S; 18.3203 E
                  Description: Trees along the lower Berg River on the farm  1996                24
                  Kersefontein.                                          2000                    8
                  Conservation status: It is not protected.              2003                    0
                  Species and numbers breeding: White-breasted Cormo-
                  rant bred at the site. Numbers of pairs to have done so are   2006             5
                  indicated on the following table.                      2011                    4
                                          White-breasted                 2012                    4
                       Year
                                           Cormorant                     2015                    2
                      1958                     6                         2016                    0
                      1962                     12                        2017                    0
                      1964                     9                         2018                    0
                      1980                     1                         2019                    0
                      2012                     0
                                                                    Malgas Island
                                                                    Coordinates: 33.0384 S; 17.9380 E
                  Jacob’s Reef
                  Coordinates: 32.9554 S; 17.8608 E                 Description: An island  at the north of Saldanha  Bay, it
                  Description: A small, low-lying island that may be washed   has an area of c. 9 ha and rises to about 7 m above sea
                  by heavy seas. It is mostly occupied by Cape Fur Seals   level.  It has a jetty, a habitable  house, additional
                  (Arctocephalus pusillus pusillus).  Bank Cormorants bred   accommodation  for staff, several disused buildings and a
                  on a high rock (Crawford et al. 1995a).           shed that was used to store seabird guano on its northeast.
                  Conservation status: It was gazetted as the Jacob’s Rock   Large boulders are scattered over and around the shores
                  Provincial Nature Reserve in 1988 (Province of the Cape   of  the  island.  Penguins have nested under these and
                  of Good Hope 1988).                               under buildings (Rand 1963). Gannets bred on the island’s
                  Species and  numbers breeding:  African Penguin occ-   interior. A sea wall was built in the south to shelter gannets
                                                                    breeding there against large swells. Crowned Cormorants
                  asionally nested at the island (Rand 1960) but no longer
                  does (Crawford et al. 1995a). Numbers of pairs of Bank   often  nested  on  stacked nests inside the gannet  colony
                  Cormorant breeding at the island are shown on the follow-   and  Cape  Cormorants  on the  ground outside it.  More
                  ing table.                                        recently Crowned  Cormorants  have bred in the guano
                                                                    shed to avoid predation by pelicans. Bank Cormorants bred
                                              Bank                  on large rocks near the sea to  the  east  of  the  buildings.
                       Year
                                            Cormorant               There were 22 records of  Australasian  Gannet
                       1994                    1                    (Morus serrator) at Malgas  Island  between  1987  and
                       1996                    5                    2021 (Dyer 1990, Dyer et al. 2001, BMD unpubl.).
                                                                    Seabird  guano  was collected  at Malgas  Island in
                       2000                    2                    83 years between 1897 and 1985, the total quantity removed
                       2003                    0                    from the island in this time being 45,767 metric tons, which
                       2006                    0                    over that period was the largest quantity removed from a
                                                                    South African island (Tom et al. 2024).

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