Results 31 to 40 of about 22,828 (216)

Habitat partitioning, co-occurrence patterns, and mixed-species group formation in sympatric delphinids

open access: yesScientific Reports, 2023
Numerous species have been reported to form mixed-species groups, however, little is known about the interplay between niche partitioning and mixed-species group formation.
Jonathan Syme   +2 more
doaj   +1 more source

Behaviourally specific preferred associations in bottlenose dolphins, Tursiops spp. [PDF]

open access: yes, 2005
We investigated association patterns of 52 photographically identified, free-ranging bottlenose dolphins (Tursiops spp. Gervais, 1855) across four behavioural states (rest, travel, social, and foraging/feeding) to investigate how behavioural state ...
Whitehead, H.   +9 more
core   +1 more source

First scientific research on common bottlenose dolphins in the Calabrian (Italy) Ionian Sea

open access: yesAcademia Biology, 2023
Bottlenose dolphins (Tursiops truncatus) suffer from multiple anthropogenic pressures due to their habitat preference in coastal waters.
Maria Assunta Menniti   +2 more
doaj   +1 more source

Lobomycosis in Offshore Bottlenose Dolphins (Tursiops truncatus), North Carolina

open access: yesEmerging Infectious Diseases, 2009
Lacazia loboi, a cutaneous fungus, is found in humans and dolphins from transitional tropical (Florida) and tropical (South America) regions. We report 2 cases of lobomycosis in stranded bottlenose dolphins (Tursiops truncatus) and 1 case of lobomycosis ...
David S. Rotstein   +7 more
doaj   +1 more source

Multi-Tissue Methylation Clocks for Age and Sex Estimation in the Common Bottlenose Dolphin

open access: yesFrontiers in Marine Science, 2021
Accurate identification of individual ages within wild bottlenose dolphins (Tursiops truncatus) is critical for determining population health and the development of population management strategies. As such, we analyzed DNA methylation (DNAm) patterns by
Todd R. Robeck   +14 more
doaj   +1 more source

Genetic divergence and fine scale population structure of the common bottlenose dolphin (Tursiops truncatus, Montagu) found in the Gulf of Guayaquil, Ecuador [PDF]

open access: yesPeerJ, 2018
The common bottlenose dolphin, Tursiops truncatus, is widely distributed along the western coast of South America. In Ecuador, a resident population of bottlenose dolphins inhabits the inner estuarine area of the Gulf of Guayaquil located in the ...
Rosa de los Ángeles Bayas-Rea   +2 more
doaj   +2 more sources

Trawling and bottlenose dolphins' social structure [PDF]

open access: yesProceedings of the Royal Society of London. Series B: Biological Sciences, 2001
Human activities can affect the behaviour of mammals through the modification of habitats, changes in predation pressure or alterations in food distribution and availability. We analysed the association and ranging patterns of 242 individually identified bottlenose dolphins (Tursiops aduncus) in eastern Moreton Bay, Queensland, Australia, and ...
Chilvers, B. Louise, Corkeron, Peter J.
openaire   +3 more sources

Multi‐Platform Deployments of Low‐Cost Devices for Cetacean Passive Acoustic Monitoring

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Recent advances in affordable, user‐friendly devices offer new opportunities to overcome cost constraints of underwater passive acoustic monitoring (PAM) and expand acoustic data collection. In this study, we deployed low‐cost acoustic recorders and underwater cameras across a range of platforms in the Western Mediterranean, including fishing gear ...
Greta Jankauskaite   +8 more
wiley   +1 more source

Resting Metabolic Rate and Lung Function in Wild Offshore Common Bottlenose Dolphins, Tursiops truncatus, Near Bermuda

open access: yesFrontiers in Physiology, 2018
Diving mammals have evolved a suite of physiological adaptations to manage respiratory gases during extended breath-hold dives. To test the hypothesis that offshore bottlenose dolphins have evolved physiological adaptations to improve their ability for ...
Andreas Fahlman   +14 more
doaj   +1 more source

Signature whistles of the demographic unit of bottlenose dolphins (Tursiops truncatus) inhabiting the Eastern Ligurian Sea: characterisation and comparison with the literature

open access: yesThe European Zoological Journal, 2021
Bottlenose dolphins (Tursiops truncatus) make extensive use of narrowband whistles with individually distinctive frequency modulations to broadcast their identity: the signature whistles.
F. Terranova   +5 more
doaj   +1 more source

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