Results 101 to 110 of about 34,246 (278)

Stanford oceanographic expedition 17, Galapagos Islands and vicinity, 22 February-23 March 1968: observations on birds, the Galapagos fur seal, and cetaceans [PDF]

open access: yes, 1968
1. Systematic list of birds (pp. 23-31) 2. Observations on the Galapagos fur seal, Arctocephalus australis galapagoensis Heller, 1904 (pp. 31-33) 3. Cetaceans observed (pp.
Baldridge, Alan
core  

Dose response severity functions for acoustic disturbance in cetaceans using recurrent event survival analysis [PDF]

open access: yes, 2015
This work was financially supported by the U. S. Office of Naval Research grant N00014‐12‐1‐0204, under the project “Multi‐study Ocean acoustics Human effects Analysis” (MOCHA). . L.
De Ruiter, Stacy Lynn   +7 more
core   +1 more source

Ecoacoustics for context‐rich direct and indirect trophic interaction data and ecological network construction

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Understanding species interactions is critical for ecology and conservation, yet conventional network construction methods often lack spatiotemporal resolution and important contextual information. The growing field of ecoacoustics enables remote sensing across large spatiotemporal scales and the monitoring of otherwise cryptic communities ...
Will Dawson   +5 more
wiley   +1 more source

Candida spp. in Cetaceans: Neglected Emerging Challenges in Marine Ecosystems

open access: yesMicroorganisms
Cetaceans, which are crucial in marine ecosystems, act as sentinels for ecosystem and human–environmental health. However, emerging fungal infections, particularly by Candida spp., pose a growing concern in these marine mammals.
Victor Garcia-Bustos   +5 more
doaj   +1 more source

Establishing death in stranded Odontocetes (toothed whales) using other mammals : a pilot study : a thesis presented in partial fulfillment of the requirements for the degree of Master of Science in Zoology at Massey University [PDF]

open access: yes, 2003
The aim of this study was to investigate and evaluate a new method for determining death in stranded odontocetes (toothed whales). The new method was using the pulsations seen in the retinal blood vessels in the place of the heart rate. The retinal blood
Paul, Katherine A
core  

Stranded cetaceans

open access: yesAnimal Welfare, 1994
The RSPCA (Royal Society for the Prevention of Cruelty to Animals) has produced a second edition of its stranded whales booklet. The first version was published out of the RSPCA's 1983 Stranded Whale Workshop and this 1994 edition incorporates additional information from a follow-up seminar run by the Society in November 1992.
openaire   +1 more source

COPIS: A robust and versatile robotic imaging system for the 3D digitization of natural history specimens with photogrammetry

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Ecologists and evolutionary biologists are increasingly turning to 3D models to use in scientific research. Natural history museums are one of the primary sources for specimens used as 3D models, and efforts are underway to digitize their collections using methods like photogrammetry.
Jeremy D. Pustilnik, Genevieve S. Rios
wiley   +1 more source

Validation of aerial photogrammetry methods to measure body size, condition and mass in small cetaceans. [PDF]

open access: yesJ Physiol
Abstract figure legend Unoccupied aerial vehicle (UAV)‐based photogrammetry provides measurements equivalent to traditional hand measurements in bottlenose dolphins. Mass estimates derived from UAV measurements closely match the true body mass of live individuals.
Cicciarella R   +7 more
europepmc   +2 more sources

Challenges of Monitoring Endangered Bryde's Whales During a Period of Rapid Environmental Change

open access: yesAnimal Conservation, EarlyView.
Estimating population size is challenging for rare and elusive species that occur at low densities and are difficult to detect during sampling. We estimated the abundance of a Nationally critical whale species—Aotearoa New Zealand Bryde's whales—using a custom‐formulated POPAN model which incorporated transience to account for their complex residency ...
A. S. Cranswick   +7 more
wiley   +1 more source

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