Results 121 to 130 of about 6,438 (222)

Shipping Through Sea Ice: Impacts on Marine Habitats and Best Practices [PDF]

open access: yes, 2017
As the result of Arctic climate change and an increase in shipping season length, there is a growing interest in Arctic shipping operations. Sea ice serves as an important habitat for marine mammals, therefore, shipping through sea ice could lead to ...

core  

Distribution of Inorganic Mercury in Liver and Kidney of Beluga and Bowhead Whales Through Autometallographic Development of Light Microscopic Tissue Sections [PDF]

open access: bronze, 2002
Victoria Woshner   +6 more
openalex   +1 more source

AMBWO: An Augmented Multi-Strategy Beluga Whale Optimization for Numerical Optimization Problems

open access: yesBiomimetics
Beluga whale optimization (BWO) is a swarm-based metaheuristic algorithm inspired by the group behavior of beluga whales. BWO suffers from drawbacks such as an insufficient exploration capability and the tendency to fall into local optima.
Guoping You   +3 more
doaj   +1 more source

An Independent Review of USGS Circular 1370: An Evaluation of the Science Needs to Inform Decisions on Outer Continental Shelf Energy Development in the Chukchi and Beaufort Seas, Alaska [PDF]

open access: yes, 2011
Reviews the U.S. Geological Survey's findings and recommendations on Alaska's Arctic Ocean, including geology, ecology and subsistence, effect of climate change on, and impact of oil spills.
Alan Springer   +13 more
core  

Marine diesel engine piston ring fault diagnosis based on LSTM and improved beluga whale optimization

open access: yesAlexandria Engineering Journal
The operational state of piston rings in marine diesel engines significantly influences the overall performance of the machinery. However, traditional data-driven diagnosis methods have problems with relying on manual feature extraction and failing to ...
Bingwu Gao   +4 more
doaj   +1 more source

Safeguarding Important Areas in the U.S. Arctic Ocean [PDF]

open access: yes, 2015
The U.S. Arctic Ocean supports unique species found nowhere else in the country and is home to indigenous Inupiat people who have thrived on its bounty for thousands of years.

core  

Aerial surveys, abundance, and distribution of Beluga whales (Delphinapterus leucas) in Cook Inlet, Alaska, June 2016.

open access: green, 2017
Kim E. W. Shelden   +6 more
openalex   +1 more source

Generalized Perceptual Linear Prediction (gPLP) Features for Animal Vocalization Analysis [PDF]

open access: yes, 2006
A new feature extraction model, generalized perceptual linear prediction (gPLP), is developed to calculate a set of perceptually relevant features for digital signal analysis of animalvocalizations.
Clemins, Patrick J., Johnson, Michael T.
core   +1 more source

Distribution, Abundance, Harvest, and Status of Western Alaska Beluga Whale, Delphinapterus leucas, Stocks [PDF]

open access: diamond, 2019
Lloyd F. Lowry   +7 more
openalex   +1 more source

Whistle source levels of free-ranging beluga whales in Saguenay-St. Lawrence marine park

open access: yes, 2016
International audienceWild beluga whistle source levels (SLs) are estimated from 52 three-dimensional (3D) localized calls using a 4-hydrophone array.
Olivier Le Bot   +6 more
core   +3 more sources

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