Page 246 - Atlas Sea Birds Ver1
P. 246

Jahleel Island
                  Coordinates: 33.805 S; 25.705 E
                  Description: It is a small, rocky inshore island that is close
                  to Coega Harbour, making it susceptible to disturbance and
                  oil spills.
                  Conservation status:  It  falls within GAENP  and has
                  restricted access.
                  Species breeding:  African Penguin, Cape Cormorant,
                  White-breasted Cormorant, Kelp Gull, Roseate Tern.
                  Numbers breeding:
                  The  maximum  numbers  (pairs)  of  seabirds  breeding
                  annually at Jahleel Island, 1956–2022.

                                                White-
                            African    Cape                Kelp
                    Year                        breasted
                            Penguin  Cormorant             Gull
                                               Cormorant            A view of part of Jahleel Island (photo BM Dyer)
                    1956     538
                    1977                                   100      Conservation status: It falls within GAENP and has re-
                    1979                          30                stricted access.
                                                                    Species breeding:  African Penguin, Cape Cormorant,
                    1981     578                                    White-breasted Cormorant, Kelp Gull.
                    1993     549                                    Numbers breeding:  The  maximum  numbers  (pairs)  of
                    1996               40                           seabirds breeding annually at Brenton Island, 1956–2022.
                    1997     454       14
                    1999     243                                                                   White-
                    2000     538       14                             Year    African   Cape      breasted   Kelp
                    2002                          4                          Penguin  Cormorant   Cormorant  Gull
                    2003     141                  11                  1956     32
                    2004     479                  11       12         1980               80
                    2005     316       18         8         0         1986     38
                    2006     301        0         0                   1993     31
                    2007     141        0         0                   1996               0
                    2008      65        0         0                   1997     35        0
                    2009     181        9         0         2         1999     20
                    2010     119       25         0         5         2000     32        0
                    2011      50        0         0                   2003                           0
                    2012      51        0         0         2         2004     32                    8        0
                    2013     164        8         21        0         2005     36        26          0        1
                    2014     178        5         5         5         2006     17        0           0
                    2015     240       23         17        4         2007      3        0           1
                    2016     257       48         3         5         2008      3        0           0
                    2017     232       24         7                   2009      8        0           0        6
                    2019      55                  31                  2010     11        8           0        0
                    2020                          31                  2011      5        0           0
                    2021      55                  34                  2012     16        68          1        11
                    2022      48                                      2013     17        0           0        13
                                                                      2014     20        12          0        0
                  Notes: Between 1956 and 2000, numbers of  African   2015     17        4           0        1
                  Penguin  at  the  island  were  often  ≥  500  pairs  but  only    2016  7  0      0        0
                  48 pairs nested in 2002. Small numbers of Cape (maximum
                  48 pairs in 2016) and White-breasted (maximum 34 pairs    2017  3      0           0        0
                  in  2021)  cormorants  bred  at  the  island;  about  100  Kelp    2019  10        0
                  Gull pairs bred in 1977 but fewer subsequently. Roseate   2020  4                  0
                  Tern was suspected to have  bred at the island  in 1983   2021  0                  0
                  (Randall et al. 1991).                              2022      0
                                                                    Notes: Maxima of 38 pairs of African Penguin bred in 1986,
                  Brenton Island                                    80  of  Cape  Cormorant  (1980),  eight  of  White-breasted
                  Coordinates: 33.818 S; 25.765 E                   Cormorant (2004), and 13 of Kelp Gull (2013). No penguins
                  Description: This small, rocky island lies southwest of St  bred at the island in 2021 and 2022, so that colony appears
                  Croix Island and is difficult to access.          to be extinct.








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