Page 163 - Atlas Sea Birds Ver1
P. 163

Brooke RK,  Allan DG, Cooper  J, Cyrus DP, Dean WRJ, Dyer   Crawford RJM, Dyer BM, Kemper J, Simmons RE, Upfold L. 2007b.
                      BM,  Martin  AP,  Taylor RH. 1999. Breeding  distribution,   Trends  in numbers  of  Cape  Cormorants  (Phalacrocorax
                      population size and conservation of Grey-headed Gull Larus   capensis) over a 50-year period, 1956–57 to 2006–07. Emu
                      cirrocephalus  in  southern Africa. Ostrich 70: 157–163.  107: 253–261.
                  Cohen LA, Pichegru L, Grémillet D, Coetzee J, Upfold L, Ryan   Crawford RJM, Whittington PA, Dyer BM, Upfold L. 2007c. Trends
                      PG. 2014. Changes in prey availability impact the foraging   in numbers of Leach’s Storm Petrel, Hartlaub’s Gull and Swift
                      behaviour  and  fitness  of  Cape  gannets  over  a  decade.   and Roseate Terns breeding in South Africa. In: Kirkman SP
                      Marine Ecology Progress Series 505: 281–293.      (ed.) Final Report of the BCLME (Benguela Current Large
                  Cooper J. 1981. Biology of the Bank Cormorant, part 1: distribution,   Marine Ecosystem) Project on Top Predators as Biological
                      population  size, movements and conservation.  Ostrich 52:   Indicators  of  Ecosystem Change  in the BCLME.  Avian
                      208–215.                                          Demography Unit, Cape Town, pp 211–213.
                  Cooper J,  Brooke RK,  Shelton PA,  Crawford RJM. 1982.  Crawford RJM, Cockroft AC, Dyer BM, Upfold L. 2008.  Divergent
                      Distribution, population size and conservation of the Cape   trends in  Bank Cormorants  Phalacrocorax neglectus
                      Cormorant Phalacrocorax capensis. Fisheries Bulletin South   breeding  in South  Africa’s  Western  Cape consistent with
                      Africa 16: 121–143.                               a distributional shift of rock lobsters Jasus lalandii. African
                  Cooper J,  Crawford RJM, Suter W,  Williams  AJ.  1990.  Journal of Marine Science 30: 161–166.
                      Distribution, population size and conservation of  the Swift   Crawford RJM, Underhill  LG,  Altwegg R, Dyer BM, Upfold  L.
                      Tern Sterna bergii in southern Africa. Ostrich 61:56–65.  2009. Trends in numbers of Kelp Gulls Larus dominicanus
                  Cooper J, Brooke RK, Cyrus DP, Martin AP, Taylor RH, Williams AJ.   off western South Africa, 1978–2007. Ostrich 80: 139–143.
                      1992. Distribution, population size and conservation of the   Crawford RJM, Altwegg R, Barham BJ, Barham PJ, Durant  JM,
                      Caspian Tern Sterna caspia in southern Africa. Ostrich 63:   Dyer BM,  Geldenhuys D,  Makhado AB,  Pichegru  L, Ryan
                      58–67.                                            PG, Underhill LG, Upfold L, Visagie J, Waller LJ, Whittington
                  Crawford  RJM. 2007.  Trends in numbers of three cormorants   PA.  2011.  Collapse  of  South Africa’s penguins in the early
                      Phalacrocorax  spp. breeding  in South  Africa’s  Western   21st century: a consideration  of food  availability.  African
                      Cape  Province. In: Kirkman  SP  (ed.). Final  Report  of  the   Journal of Marine Science 33: 139–156.
                      BCLME (Benguela Current Large Marine Ecosystem) Project   Crawford  RJM, Dyer BM, Geldenhuys D, Makhado AB, Randall
                      on  Top Predators as  Biological  Indicators  of  Ecosystem   RM, Upfold L, Visagie J, Waller L. 2012. Trends in numbers
                      Change in the BCLME. Avian Demography Unit, Cape Town,   of crowned cormorants in South Africa, with information on
                      pp 173–178.                                       diet. African Journal of Marine Science 34: 411–424.
                  Crawford RJM. 2009.  A  recent increase of swift terns  Thal-   Crawford RJM,  Kemper J,  Underhill LG.  African Penguin
                      asseus  bergii  off  South Africa  –  the  possible  influence of   (Spheniscus  demersus). 2013a. In: Garcia Borboro-
                      an altered abundance and distribution of prey. Progress  in   glu P, Boersma PD (eds). Penguins Natural History and
                      Oceanography 83: 398–403.                         Conservation. Seattle and London; University of Washington
                  Crawford RJM, Cooper J. 1996. Cape Fur Seal  Arctocephalus   Press; pp. 211-231.
                      pusillus  catches Cape Gannet  Morus capensis  ashore  at   Crawford RJM, Randall RM, Whittington PA, Waller LJ, Dyer BM,
                      Malgas Island. Marine Ornithology 24: 53–54.      Allan  DG, Fox C, Martin AP, Upfold  L, Visagie  J,  Bachoo
                  Crawford  RJM, Underhill  LG. 2003. Aspects of breeding,  molt,   S, Bowker M, Downs CT, Fox R, Huisamen J, Makhado AB,
                      measurements  and  population  trend of Hartlaub’s  Gull  in   Oosthuizen  WH, Ryan  PG,  Taylor  RH,  Turpie  JK. 2013b.
                      Western Cape, South Africa. Waterbirds 26: 139–149.  South Africa’s coastal-breeding white-breasted cormorants:
                  Crawford  RJM, Cooper  J, Shelton PA. 1982a.  Distribution,   population  trends,  breeding  season and movements, and
                      population size, breeding and conservation of the Kelp Gull   diet. African Journal of Marine Science 35: 473–490.
                      in southern Africa. Ostrich 53: 164–177.      Crawford  RJM, Makhado AB, Waller  LJ, Whittington  PA. 2014.
                  Crawford  RJM, Shelton  PA, Brooke  RK, Cooper  J. 1982b.  Winners and losers – responses  to recent environmental
                      Taxonomy, distribution,  population  size and  conservation   change by South African seabirds that compete with purse-
                      of  the Crowned  Cormorant  Phalacrocorax coronatus. Le   seine fisheries for food. Ostrich 85: 111–117.
                      Gerfaut 72: 3–30.                             Crawford  RJM, Makhado  AB, Whittington PA, Randall  RM,
                  Crawford RJM, Shelton PA,  Cooper J,  Brooke RK. 1983.  Oosthuizen WH, Waller LJ. 2015. A changing distribution of
                      Distribution, population size and conservation of the Cape   seabirds in South Africa – the possible impact  of  climate
                      Gannet  Morus capensis.  South African  Journal of  Marine   and its consequences. Frontiers in Ecology and Evolution 3:
                      Science 1: 153–174.                               10, 1–10.
                  Crawford RJM, Dyer BM, Brooke RK. 1994. Breeding nomadism   Crawford RJM, Randall RM, Cook TR, Ryan PG, Dyer BM, Fox R,
                      in southern  African seabirds  – constraints,  causes  and   Geldenhuys D, Huisamen J, McGeorge C, Upfold L, Visagie
                      conservation. Ostrich 65: 231–246.                J, Waller LJ, Whittington PA, Wilke CG, Makhado AB. 2016.
                  Crawford RJM, Dyer BM, Brown PC. 1995a. Absence of breeding   Cape cormorants decrease, move east and adapt foraging
                      by African Penguins at four former colonies. South African   strategies following  eastward  displacement  of  their  main
                      Journal of Marine Science 15: 269–272.            prey. African Journal of Marine Science 38: 373–383.
                  Crawford RJM, Williams AJ,  Hofmeyr JH, Klages NTW, Randall   Crawford  RJM,  Sydeman  WJ,  Thompson  SA,  Sherley  RB,
                      RM, Cooper J, Dyer BM, Chesselet  Y. 1995b.  Trends  of   Makhado  AB.  2019.  Food habits  of  an endangered
                      African penguin  Spheniscus demersus  populations  in the   seabird indicate recent poor availability of abundant forage
                      20th century.  South African Journal of Marine Science 16:   resources. ICES Journal of Marine Science 76: 1344–1352.
                      101–118.                                      Crawford RJM, Sydeman WJ, Tom DB, Thayer JA, Sherley  RB,
                  Crawford RJM, Dyer BM, Cordes I, Williams AJ. 1999. Seasonal   Shannon LJ, McInnes AM, Makhado AB, Hagen C, Furness
                      pattern of  breeding, population  trend and conservation   RW, Carpenter-Kling T, Saraux  C. 2022. Food limitation of
                      status  of  Bank cormorants  Phalacrocorax neglectus  off   seabirds  in  the  Benguela  ecosystem and management  of
                      southwestern Africa. Biological Conservation 87: 49–58.  their prey base. Namibian Journal of Environment 6 A: 1–13.
                  Crawford RJM, Dundee BL, Dyer BM, Klages NTW, Meÿer MA,   Cury PM, Boyd IL, Bonhommeau S, Anker-Nilssen T, Crawford RJM,
                      Upfold  L. 2007a.  Trends  in  numbers  of Cape  Gannets   Furness RW, Mills JA, Murphy EJ, Österblom H, Paleczny M,
                      (Morus capensis),  1956/57–2005/06,  with  a  consideration   Piatt JF, Roux J-P, Shannon L[J], Sydeman WJ. 2011. Global
                      of the influence of food and other factors. ICES Journal of   seabird response to forage fish depletion – one-third for the
                      Marine Science 64: 169–177.                       birds. Science 334: 1703–1706.


                                                                 157
   158   159   160   161   162   163   164   165   166   167   168