Results 101 to 110 of about 7,074 (281)

Monitoring animal movement diversity as a component of biodiversity

open access: yesFrontiers in Ecology and the Environment, EarlyView.
Animal movement is increasingly being quantified in novel ways, with high potential for integration into broad‐scale efforts to monitor biological diversity. Here, we define movement diversity as a form of biodiversity, measuring variation in animal movement from the level of individual animals to communities. We present a framework to develop a common
Nicholas J Russo   +6 more
wiley   +1 more source

Noise levels and sources in the Stellwagen Bank National Marine Sanctuary and the St. Lawrence River Estuary [PDF]

open access: yes, 2005
Although ambient (background) noise in the ocean is a topic that has been widely studied since pre-World War II, the effects of noise on marine organisms has only been a focus of concern for the last 25 years.
Darre, Michael, Scheifele, Peter M.
core  

Multi-state open robust design applied to opportunistic data reveals dynamics of wide-ranging taxa: The sperm whale case. [PDF]

open access: yes, 2019
© The Author(s), 2019. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Boys, R. M., Oliveira, C., Perez-Jorgeo, S., Prieto, R., Steiner, L., & Silva, M. A.
Boys, Rebecca M.   +5 more
core   +1 more source

An Investigation of the Relationship Between Central Bank Unconventional Monetary Policy and Bitcoin Activity

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This article investigates whether the unconventional monetary policy (UMP) measures pursued by the Federal Reserve, the Bank of England, the Bank of Japan, and the European Central Bank since the Global Financial Crisis (GFC) are associated with an appetite for cryptocurrency.
Niamh Wylie, Martha O'Hagan‐Luff
wiley   +1 more source

Responsible whale watching and whale welfare

open access: yesAnimal Welfare, 2013
Whale watching is defined as tours by air, sea or land to view any of the 86 reported species of whales, dolphins and porpoises in their natural habitat where a commercial aspect exists (IFAW 1999). Whale-watching platforms include small boats, sailboats, cruise ships, inflatables, kayaks, helicopters and airplanes, and the activity can also include ...
openaire   +1 more source

Gastric antral vascular ectasia: A rare etiology of gastrointestinal bleeding in children

open access: yesJPGN Reports, EarlyView.
Abstract Gastrointestinal bleeding is relatively common in children. While most patients present with mild bleeding, gastric antral vascular ectasia (GAVE) is a rare but potentially life‐threatening cause. GAVE is typically associated with chronic conditions and more common in adults.
Omar Alharbi   +3 more
wiley   +1 more source

Communicating amidst the noise: modeling the aggregate influence of ambient and vessel noise on baleen whale communication space in a national marine sanctuary

open access: yesEndangered Species Research, 2018
Anthropogenic noise negatively impacts many species. One of the more insidious effects of elevated noise levels is the reduction in area over which animals are able to acoustically communicate, often termed communication masking.
Cholewiak, D   +9 more
doaj   +1 more source

Whale-watching: Sustainable tourism and ecological management [PDF]

open access: yesAnnals of Tourism Research, 2015
Solid, dense, and rich in information, this compilation makes a valuable contribution to the global literature on whale-watching. There is a degree of overlap amongst its 25 chapters, and its themes and geographic coverage reflect the origins and interests of its 48 contributors.
openaire   +2 more sources

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