Results 1 to 10 of about 232 (93)

Radar ornithology, stopover hotspots, and the conservation of migratory landbirds [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2023
Scott K Robinson, , Robinson Scott K
exaly   +4 more sources

Measurement and Analysis of Radar Signals Modulated by Flapping Wings of Birds

open access: yesIEEE Access, 2022
There are arguments about the scattering mechanism of the 10-dB periodic signal fluctuations posed by the repetitive flapping motion in radar ornithology.
Jiangkun Gong, Deyong Kong
exaly   +3 more sources

Comparison of bird migration in a radar wind profiler and a dedicated bird radar

open access: yesRemote Sensing in Ecology and Conservation, 2023
Various types of radar systems are increasingly being used to monitor aerial biodiversity. Each of these types has different detection capabilities and sensitivities to environmental conditions, which affect the quantity and quality of the measured ...
Nadja Weisshaupt   +2 more
exaly   +2 more sources

From Spurious Interference to Biological Signal: Repurposing Weather Radars to Monitor and Study the Amazonian Avifauna [PDF]

open access: yesEcology and Evolution
Many species of swallows and martins congregate in large nonbreeding aggregations throughout the Americas. These roosts typically occur for several days to weeks in the same place during the same time of the year and disappear suddenly as the birds ...
Maria C. T. D. Belotti   +3 more
doaj   +2 more sources

The role of radar wind profilers in ornithology [PDF]

open access: yesIbis, 2018
In the past 70 years radar technology has been increasingly applied in ornithological research in various geographical areas worldwide and has contributed greatly to a better understanding of bird migration. Many different radar types have been used, such as tracking, ship or weather radars.
Nadja Weisshaupt, Juan Arizaga
exaly   +3 more sources

Radar Ornithology, by Eric Eastwood [Review]

open access: yesCanadian Field-Naturalist, 1968
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
exaly   +2 more sources

Symposium - Radar Ornithology

open access: yesMarine Ornithology, 2004
Day, Robert H.   +2 more
exaly   +2 more sources

Bird Migration at the Edge – Geographic and Anthropogenic Factors but Not Habitat Properties Drive Season-Specific Spatial Stopover Distributions Near Wide Ecological Barriers

open access: yesFrontiers in Ecology and Evolution, 2022
Stopping-over is critical for migrating birds. Yet, our knowledge of bird stopover distributions and their mechanisms near wide ecological barriers is limited.
Inbal Schekler   +4 more
doaj   +1 more source

Long‐term analysis of persistence and size of swallow and martin roosts in the US Great Lakes

open access: yesRemote Sensing in Ecology and Conservation, 2023
In this study, we combined a machine learning pipeline and human supervision to identify and label swallow and martin roost locations on data captured from 2000 to 2020 by 12 Weather Surveillance Radars in the Great Lakes region of the US.
Maria Carolina T. D. Belotti   +10 more
doaj   +1 more source

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