Articles with "sperm whales" as a keyword



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Australian sperm whales from different whaling stocks belong to the same population

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Published in 2021 at "Aquatic Conservation: Marine and Freshwater Ecosystems"

DOI: 10.1002/aqc.3494

Abstract: Molecular Ecology Lab, College of Science and Engineering, Flinders University, Adelaide, South Australia, Australia Taronga Institute of Science and Learning, Taronga Conservation Society Australia, Mosman, New South Wales, Australia Department of Biological Sciences, Macquarie University,… read more here.

Keywords: whales different; australia australia; australian sperm; sperm whales ... See more keywords
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Giant petrels (Macronectes spp.) prey on depredating sperm whales (Physeter macrocephalus)

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Published in 2020 at "Polar Biology"

DOI: 10.1007/s00300-020-02687-2

Abstract: Relationships between seabirds and cetaceans can vary from symbiotic to predatory. At high latitude seas in the Southern Hemisphere, giant petrels (Macronectes spp.) and male sperm whales (Physeter macrocephalus) are often solitary, but commercial longlining… read more here.

Keywords: macronectes spp; sperm whales; giant petrels; petrels macronectes ... See more keywords
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Building time-budgets from bioacoustic signals to measure population-level changes in behavior: a case study with sperm whales in the Gulf of Mexico

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Published in 2017 at "Ecological Indicators"

DOI: 10.1016/j.ecolind.2016.08.028

Abstract: Abstract Evaluating changes in the collective behavior of a population can be an indirect method for inferring organismal responses to changing environmental conditions. Apex predators, such as the sperm whale (Physeter macrocephalus), can provide valuable… read more here.

Keywords: time budgets; sperm whales; population level; gulf mexico ... See more keywords
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Solar storms may trigger sperm whale strandings: explanation approaches for multiple strandings in the North Sea in 2016

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Published in 2017 at "International Journal of Astrobiology"

DOI: 10.1017/s147355041700026x

Abstract: Abstract The Earth's atmosphere and the Earth's magnetic field protects local life by shielding us against Solar particle flows, just like the sun's magnetic field deflects cosmic particle radiation. Generally, magnetic fields can affect terrestrial… read more here.

Keywords: north sea; solar storms; sperm whales; magnetic field ... See more keywords
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The seasonal occupancy and diel behaviour of Antarctic sperm whales revealed by acoustic monitoring

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Published in 2018 at "Scientific Reports"

DOI: 10.1038/s41598-018-23752-1

Abstract: The seasonal occupancy and diel behaviour of sperm whales (Physeter macrocephalus) was investigated using data from long-term acoustic recorders deployed off east Antarctica. An automated method for investigating acoustic presence of sperm whales was developed,… read more here.

Keywords: sperm whales; sperm; diel behaviour; seasonal occupancy ... See more keywords
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Foraging activity of sperm whales (Physeter macrocephalus) off the east coast of New Zealand

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Published in 2019 at "Scientific Reports"

DOI: 10.1038/s41598-019-48417-5

Abstract: The occurrence and distribution of sperm whales in New Zealand waters is mainly known from whaling records or opportunistic sightings by the public and a systematic estimation of the abundance and distribution has never been… read more here.

Keywords: sperm whales; new zealand; foraging activity; activity ... See more keywords
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Acoustically estimated size distribution of sperm whales (Physeter macrocephalus) off the east coast of New Zealand

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Published in 2019 at "New Zealand Journal of Marine and Freshwater Research"

DOI: 10.1080/00288330.2019.1679843

Abstract: ABSTRACT The length-frequency distribution of sperm whales (Physeter macrocephalus) was studied on the east coast of NZ using passive acoustic recorders moored offshore of Kaikoura, Cape Palliser and Castlepoint. Sperm whale’s echolocation signals are unique… read more here.

Keywords: east coast; sperm whales; size; whales physeter ... See more keywords
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Population dynamics of sperm whales ( Physeter macrocephalus ) in Guadeloupe, French Caribbean: A mark‐recapture study from 2001 to 2013

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Published in 2021 at "Marine Mammal Science"

DOI: 10.1111/mms.12837

Abstract: Correspondence Caroline Rinaldi, Association Evasion Tropicale (AET), Rue des palétuviers, 97125 Bouillante, Guadeloupe, F.W.I. Email: [email protected] Abstract Sperm whales are present along the Caribbean islands in family groups of mature females, juveniles, and newborns. Their… read more here.

Keywords: 2001 2013; population dynamics; recapture; study ... See more keywords
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Underwater acoustic localization of sperm whales with a pair of hydrophones

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Published in 2018 at "Journal of the Acoustical Society of America"

DOI: 10.1121/1.5068375

Abstract: An iterative Bayesian approach using a pair of hydrophones was applied for the localization of vocalizing (click producing) sperm whales off the southern coast of Crete in the Eastern Mediterranean Sea in June 2015. The… read more here.

Keywords: acoustic localization; pair hydrophones; sperm whales; localization sperm ... See more keywords
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Tracking sperm whales (Physeter macrocephalus) detected with irregular time intervals

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Published in 2018 at "Journal of the Acoustical Society of America"

DOI: 10.1121/1.5068376

Abstract: Passive acoustic monitoring (PAM) is a method that has been proved to be a powerful tool for monitoring sperm whales. Sperm whales frequently emit loud, short duration, clicks for the purposes of echolocation. The clicks… read more here.

Keywords: kalman filter; time; sperm whales; monitoring ... See more keywords
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Beached bachelors: An extensive study on the largest recorded sperm whale Physeter macrocephalus mortality event in the North Sea

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Published in 2018 at "PLoS ONE"

DOI: 10.1371/journal.pone.0201221

Abstract: Between the 8th January and the 25th February 2016, the largest sperm whale Physeter macrocephalus mortality event ever recorded in the North Sea occurred with 30 sperm whales stranding in five countries within six weeks.… read more here.

Keywords: north sea; mortality; sperm whales; sperm whale ... See more keywords