My final field season saw the monthly intensive boat-based photo-identification surveys come to an end after two years of data collection. We now concentrate our efforts on collecting theodolite tracking data in both Kealakekua Bay and Kauhako Bay, increasing our focal follow data and continuing to collect more bioacoustic data from our bottom-mounted loggers.
Theodolite, focal follows, acoustic loggers, supervisors, marine mammals a plenty … and it’s not over yet!
Spinner dolphins (listen to audio), false killer whales, rough-toothed dolphins and hammerhead sharks (see the video!)
We have now carried out 21 months of photographic-identification of spinner dolphins off Hawai’i Island. Over the past two months, we have encountered spinners dolphins, false killer whales, rough-toothed dolphins and hammerhead sharks. Read more here…
Title and publication details: Tyne J.A, Loneragan N.R, Kopps A.M, Allen S.J, Krützen M and Bejder L. 2012. Ecological characteristics contribute to sponge distribution and tool use in bottlenose dolphins Tursiops sp. Marine Ecology Progress Series 444:143-153. Background Bottlenose dolphins (Tursiops sp.) in the eastern gulf of Shark Bay, Western Australia, have [...]
We systematically undertake individual photographic identification of Hawaiian spinner dolphins, in four resting bays along the Kona coast.