Jennifer M. Fitchett; Stefan W. Grab; Heinrich Portwig School of Geography, Archaeology and Environmental Studies, University of the Witwatersrand, Johannesburg, South Africa ABSTRACT Phenological shifts represent one of the most robust bioindicators of climate change. While considerable multidecadal records of plant and animal phenology exist for the northern hemisphere, few noteworthy...
Common dolphin in the Sardine Run As their name implies, the Common Dolphin (Delphinus delphis) is one of the most abundant of all dolphin species, found world-wide in tropical and warm temperate waters. They often occur in very large schools and are sometimes associated with diving gannets and feeding whales and penguins. Generally, schools move at […]
S. T. Ambrose, P. W. Froneman, M. J. Smale, G. Cliff, S. Plön (2013) Winter diet shift of long-beaked common dolphins (Delphinus capensis) feeding in the sardine run off KwaZulu-Natal, South Africa. Marine Biology, Volume 160, Issue 7, pp 1543-1561 Abstract Unpredictable inter-annual variations in the timing, spatial extent and intensity of the sardine run (Sardinops sagax) have been...
S H O’Donoghue, P A Whittington, B M Dyer & V M Peddemors (2010) Abundance and distribution of avian and marine mammal predators of sardine observed during the 2005 KwaZulu-Natal sardine run survey. African Journal of Marine Science. Volume 32, Issue 2, 2010 Abstract Opportunistic observations to determine the relative abundance and distribution of marine mammal and seabird predators of...
S H O’Donoghue, L Drapeau & V M Peddemors (2010) Broad-scale distribution patterns of sardine and their predators in relation to remotely sensed environmental conditions during the KwaZulu-Natal sardine run. African Journal of Marine Science Volume 32, Issue 2 Abstract The annual movement of South African sardine Sardinops sagax up the east coast of South Africa, known as the […]
V.G. Cockcroft*, A.C. De Kock, G.J.B. Ross & D.A. Lord (1990) Organochlorines in common dolphins caught in shark nets during the Natal ‘sardine run’ South African Journal of Zoology Volume 25, Issue 2, Abstract The concentrations of organochlorines were determined in blubber and liver samples from common dolphins inhabiting the coastal waters of the south-east coast of southern Africa....