Results 1 to 10 of about 1,161 (222)

Hypotheses and tracking results about the longest migration: The case of the arctic tern [PDF]

open access: yesEcology and Evolution, 2019
The arctic tern Sterna paradisaea completes the longest known annual return migration on Earth, traveling between breeding sites in the northern arctic and temperate regions and survival/molt areas in the Antarctic pack‐ice zone.
Thomas Alerstam   +2 more
exaly   +8 more sources

The complete mitochondrial genome of record-breaking migrant Arctic tern (Sterna paradisaea) [PDF]

open access: diamondMitochondrial DNA. Part B. Resources, 2019
The analysis of mitochondrial DNA (mtDNA) base composition, codon usage, and genome arrangement patterns can provide insight into metabolic pathways and evolutionary history.
Ilze Skujina   +9 more
doaj   +5 more sources

Adult survival of Arctic terns in the Canadian High Arctic

open access: goldPolar Research, 2018
Arctic tern (Sterna paradisaea) populations are thought to be in decline across much of their range. For long-lived seabirds, determining adult survival rates is key to understanding current population trends and predicting trajectories.
Mark L. Mallory   +4 more
doaj   +5 more sources

Paralytic shellfish toxins associated with Arctic Tern mortalities in Alaska [PDF]

open access: yesHarmful Algae, 2022
Harmful algal blooms produce biotoxins that can injure or kill fish, wildlife, and humans. These blooms occur naturally but have intensified in many locations globally due to recent climatic changes, including ocean warming. Such changes are especially pronounced in northern regions, where the effects of paralytic shellfish toxins (PSTs) on marine ...
Caroline van Hemert   +2 more
exaly   +4 more sources

Inuit knowledge of Arctic Terns (Sterna paradisaea) and perspectives on declining abundance in southeastern Hudson Bay, Canada. [PDF]

open access: yesPLoS ONE, 2020
The Arctic Tern (Sterna paradisaea; takatakiaq in Inuttitut) breeds in the circumpolar Arctic and undertakes the longest known annual migration. In recent decades, Arctic Tern populations have been declining in some parts of their range, and this has ...
Dominique A Henri   +5 more
doaj   +3 more sources

Arctic tern flyways and the changing Atlantic Ocean wind patterns

open access: goldClimate Change Ecology, 2023
Migratory bird trajectories are the result of their own speed and direction in combination with wind speed and direction. Several studies have focused on the interplay between bird migration and general wind patterns, however, the majority of them did ...
Nomikos Skyllas   +2 more
exaly   +4 more sources

Past Colony Connectivity of a Declining Seabird Derived From Host-Parasite Genetic Data. [PDF]

open access: yesEcol Evol
ABSTRACT The black‐legged kittiwake (Rissa tridactyla, hereafter ‘kittiwake’, conservation status ‘Vulnerable’) is a long‐lived, highly motile and wide‐ranging seabird. Breeding kittiwake colonies are abundant across the northern hemisphere. The kittiwake's life history and the spatial scale of its breeding distribution make understanding colony ...
Cargill CP   +6 more
europepmc   +2 more sources

Emergence, spread, and impact of high-pathogenicity avian influenza H5 in wild birds and mammals of South America and Antarctica. [PDF]

open access: yesConserv Biol
Abstract The currently circulating high‐pathogenicity avian influenza (HPAI) virus of the subtype H5 causes variable illness and death in wild and domestic birds and mammals, as well as in humans. This virus evolved from the Goose/Guangdong lineage of the HPAI H5 virus, which emerged in commercial poultry in China in 1996, spilled over into wild birds,
Kuiken T   +9 more
europepmc   +2 more sources

Arctic tern-optimized weighted feature regression system for predicting bridge scour depth

open access: yesEngineering Applications of Computational Fluid Mechanics
This paper presents a pioneering artificial intelligence (AI) solution – the Arctic Tern-Optimized Weighted Feature Least Squares Support Vector Regression (ATO-WFLSSVR) system to aid civil engineers in accurately predicting scour depth at bridges.
Jui-Sheng Chou
exaly   +3 more sources

Foraging Behaviours of Breeding Arctic Terns Sterna paradisaea and the Impact of Local Weather and Fisheries

open access: yesFrontiers in Marine Science, 2022
During the breeding season, seabirds are central place foragers and in order to successfully rear chicks they must adjust their foraging behaviours to compensate for extrinsic factors.
Joanne M. Morten   +9 more
doaj   +1 more source

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