Abundance and site fidelity of Indo-Pacific Humpback dolphins in
the Great Sandy Strait, Queensland, Australia Cagnazzi, DDB,
Harrison, PL, Ross, GJB & Lynch, P 2011, 'Abundance and site
fidelity of Indo-Pacific Humpback dolphins in the Great Sandy
Strait, Queensland, Australia', Marine Mammal Science, vol. 27,
no. 2, pp. 255-281. Published version available from: This study
examined the population of Indo-Pacific humpback dolphins, Sousa
chinensis, inhabiting the Great Sandy Strait Marine Park,
Queensland, Australia. A total of 106 dolphins were identified
during 228 boat-based surveys, completed between April 2004 and
April 2007. Based on the distribution of resighted individuals
and the pattern of associations, it was established that this
population consists of two largely geographically distinct
communities, referred to as the Northern Community (NC) and the
Southern Community (SC). The only recorded interaction between
the two groups was a single pod composed of one member of the NC
and 11 dolphins from