Results 71 to 80 of about 25,335 (235)

Enhancing AIS to Improve Whale-Ship Collision Avoidance and Maritime Security [PDF]

open access: yes, 2009
Whale-ship strikes are of growing worldwide concern due to the steady growth of commercial shipping. Improving the current situation involves the creation of a communication capability allowing whale position information to be estimated and exchanged ...
Fall, Kevin   +2 more
core   +2 more sources

Abundance and Distribution of Sperm Whales in the Canary Islands: Can Sperm Whales in the Archipelago Sustain the Current Level of Ship-Strike Mortalities?

open access: yesPLoS ONE, 2016
Sperm whales are present in the Canary Islands year-round, suggesting that the archipelago is an important area for this species in the North Atlantic.
Andrea Fais   +5 more
doaj   +1 more source

An update on pacemaking in the myometrium

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The spread of multiple electrical signals (panel A, blue‐to‐red indicates increasing electrical excitability) that are spatiotemporally distinct, yet in‐phase with the excitatory episode, determines action potential shape and form (panel B, as recorded by single cell microelectrodes) and ensures contractile amplitude and duration
Susan Wray, Michael J. Taggart
wiley   +1 more source

The Truth About Soviet Whaling [PDF]

open access: yes, 2008
I have always condemned (and to do anything more was not within our power or abilities) the illegal and sometimes destructive whaling by the Soviet Union.
Berzin, Alfred A.
core  

Leveraging Synteny to Generate Reference Genomes for Conservation: Assembling the Genomes of Hector's and Māui Dolphins

open access: yesMolecular Ecology Resources, Volume 25, Issue 7, October 2025.
ABSTRACT Escalating concern regarding the impacts of reduced genetic diversity on the conservation of endangered species has spurred efforts to obtain chromosome‐level genomes through consortia such as the Vertebrate Genomes Project. However, assembling reference genomes for many threatened species remains challenging due to difficulties obtaining ...
S. Alvarez‐Costes   +15 more
wiley   +1 more source

Bio-Inspired Covert Active Sonar Strategy

open access: yesSensors, 2018
The covertness of the active sonar is a very important issue and the sonar signal waveform design problem was studied to improve covertness of the system.
Jiajia Jiang   +8 more
doaj   +1 more source

相模湾深海底におけるマッコウクジラのclick及びcreakのエコー検出 [PDF]

open access: yes, 2011
Poster 3Pa6-6, The 32nd Symposium on UltraSonic Electronics (November 8-10, 2011, Kyoto University, http://www.use-jp.org/j ...
IWASE, Ryoichi, 岩瀬, 良一
core  

Observation Bias in Metabarcoding

open access: yesMolecular Ecology Resources, Volume 25, Issue 7, October 2025.
ABSTRACT DNA metabarcoding is subject to observation bias associated with PCR and sequencing, which can result in observed read proportions differing from actual species proportions in the DNA extract. Here, we amplify and sequence a mock community of known composition containing marine fishes and cetaceans using four different primer sets and a ...
Megan R. Shaffer   +5 more
wiley   +1 more source

Trophic Structure and the Isotopic Niche Dynamics of the Tasiujaq (Eclipse Sound, Nunavut, Canada) Marine Food Web

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 9, September 2025.
ABSTRACT Rapid warming in the Arctic is causing cumulative impacts on ecosystems, including widespread reduction in sea ice extent, resulting in shifts in primary production, which can have cascading bottom‐up trophic influences on marine food web structure and function. Understanding trophic interactions and the structure of local food webs across the
Reyd Dupuis‐Smith   +9 more
wiley   +1 more source

The Development and Failure of Social Norms in Second Life [PDF]

open access: yes, 2008
This Note analyzes the development and efficacy of social norms in maximizing the welfare of participants in the virtual community of Second Life. Although some of these norms developed appropriately in response to the objectives and purposes of this ...
Stoup, Phillip
core   +3 more sources

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