First Name: Jeff K.Last Name: JacobsenPublications: YearPublication 1990"Associations and social behaviors among killer whales (Orcinus orca) in the Johnstone Strait, British Columbia, 1979-1986" in Theses and Dissertations 2000"Migratory destinations of humpback whales that feed off California, Oregon and Washington" in Marine Ecology Progress Series 2001"Estimating the mortality rate of humpback whale calves in the central North Pacific Ocean" in Canadian Journal of Zoology 2001"Temporal and geographical variation in songs of humpback whales, Megaptera novaeangliae: synchronous change in Hawaiian and Mexican breeding assemblages" in Animal Behaviour 2001"Movements and Population Structure of Humpback Whales in the North Pacific" in Marine Mammal Science 2004"The conservation status of Townsend's shearwater Puffinus auricularis auricularis" in Biological Conservation 2005"Paternity in humpback whales, Megaptera novaeangliae: assessing polygyny and skew in male reproductive success" in Animal Behaviour 2007"Killer Whales and Marine Mammal Trends in the North Pacific - A Re-Examination of Evidence for Sequential Megafauna Collapse and the Prey-Switching Hypothesis" in Marine Mammal Science 2008"Geographic Variation in Killer Whale Attacks on Humpback Whales in the North Pacific: Implications for Predation Pressure" in Endangered Species Research 2009"Birds of Clarion Island, Revillagigedo Archipelago, Mexico" in The Wilson Journal of Ornithology 2010"Fatal ingestion of floating net debris by two sperm whales (Physeter macrocephalus)" in Marine Pollution Bulletin 2014"Assessment of genetic structure among eastern North Pacific gray whales on their feeding grounds" in Marine Mammal Science 2017"Estimating blue whale skin isotopic incorporation rates and baleen growth rates: Implications for assessing diet and movement patterns in mysticetes" in PLOS ONE 2018"Songbird dynamics under the sea: Acoustic interactions between humpback whales suggest song mediates male interactions" in Royal Society Open Science 2021"Endangered predators and endangered prey: Seasonal diet of Southern Resident killer whales" in PLoS ONE 2022"A tale of two whales: applying digital imaging and 3D printing to cetacean research and education" in Frontiers in Ecology and the Environment 2022"Sex- and age-specific migratory strategies of blue whales in the northeast Pacific Ocean" in Frontiers in Marine Science 2022"Influence of Life-History Parameters on Persistent Organic Pollutant Concentrations in Blubber of Eastern North Pacific Gray Whales (Eschrichtius robustus)" in Environmental Science and Technology 2023"A collaborative and near-comprehensive North Pacific humpback whale photo-ID dataset" in Scientific Reports 2024"Bellwethers of change: population modelling of North Pacific humpback whales from 2002 through 2021 reveals shift from recovery to climate response" in Royal Society Open Science 2024"A High-Quality Blue Whale Genome, Segmental Duplications, and Historical Demography" in Molecular Biology and Evolution