This data-set expands upon http://dx.doi.org/10.6084/m9.figshare.1044267 and provides a detailed summary of foraging trip durations, nest attendance bouts and provisioning rates for Cape gannets at Bird Island, Algoa Bay, South Africa over two breeding seasons (2011/2012 and 2012/2013). Time-activity budgets (TABs) are presented in the CSV files according to chick age, parent sex and time of bout initiation.