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Autor:
Keith Reid, GM Watters, L. Dalla Rosa, Eduardo R. Secchi, Elisa Seyboth, Fernando Félix, M-A Lea
Publikováno v:
Marine Mammal Science. 37:1498-1506
Food abundance influences the distribution of living organisms and is essential to their vital activities, including reproduction (Costa, 2009). Global climate variation has influenced prey availability, through changes in environmental factors, with
Publikováno v:
Marine Mammal Science. 37:6-28
An understanding of cetacean distribution is necessary to gain insights into crucial ecological processes for species conservation management. However, cetacean habitat preference and distribution in the northern Savu Sea, Indonesia are still poorly
Autor:
Wayne Reynolds, Geoffrey Ross, Ian D. Jonsen, Robert Harcourt, Vanessa Pirotta, David J. Slip, Alana Grech
Publikováno v:
Marine Mammal Science. 36:472-485
The Cape Solander Whale Migration Study is a citizen science project that annually counts northward migrating humpback whales (Megaptera novaeangliae) off Cape Solander, Sydney, Australia. Dedicated observers have compiled a 20-year data set (1997-20
Publikováno v:
Mar. Mamm. Sci.
The rise of inexpensive, user-friendly cameras and editing software promises to revolutionize data collection with minimal disturbance to marine mammals. Video sequences recorded by aerial drones and GoPro cameras provided close-up views and unique p
Publikováno v:
Marine Mammal Science. 35:522-551
Endemic subspecies and multiple stocks have been proposed for spinner (Stenella longirostris) and spotted dolphins (Stenella attenuata), two species with historically high mortality due to bycatch in the eastern tropical Pacific yellowfin tuna fisher
Publikováno v:
Marine Mammal Science. 34:1134-1140
Publikováno v:
Marine Mammal Science. 34:841-850
Publikováno v:
Marine Mammal Science. 34:875-900
While harbor porpoises currently enter San Francisco Bay year-round, evidence suggests a disappearance that spanned approximately 65 yr. The range of energetic costs of basal metabolism, locomotion, thermoregulation, and reproduction was estimated fo
Publikováno v:
Marine Mammal Science. 34:365-384
Little is known about harbor porpoises at the individual level or local group structure. Group characteristics, site fidelity, and photo-identification of harbor porpoises were investigated off Fidalgo Island, Washington State. Harbor porpoise presen
Autor:
Leah A. Lewis, Ana Širović
Publikováno v:
Marine Mammal Science. 34:311-329
To evaluate the acoustic behavior of blue whales (Balaenoptera musculus) located inshore and offshore of southern California, singular A and B calls, D calls, and AB phrases were analyzed from 12 mo of passive acoustic data collected at four location