Sölvi Rúnar Vignisson

ORCID: 0000-0003-1026-5267
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About
Contact & Profiles
Research Areas
  • Plant Pathogens and Fungal Diseases
  • Avian ecology and behavior
  • Influenza Virus Research Studies
  • Animal Behavior and Reproduction
  • Methane Hydrates and Related Phenomena
  • Indoor Air Quality and Microbial Exposure
  • Animal Disease Management and Epidemiology
  • Arctic and Antarctic ice dynamics
  • Environmental DNA in Biodiversity Studies
  • Marine animal studies overview
  • Mycotoxins in Agriculture and Food
  • Lichen and fungal ecology
  • Yersinia bacterium, plague, ectoparasites research
  • Plant Pathogens and Resistance
  • Climate variability and models
  • Viral Infections and Vectors
  • Atmospheric and Environmental Gas Dynamics
  • Isotope Analysis in Ecology
  • Species Distribution and Climate Change
  • Mycorrhizal Fungi and Plant Interactions
  • Climate change and permafrost
  • Wildlife Ecology and Conservation
  • Respiratory viral infections research
  • Plant and animal studies
  • Marine and coastal plant biology

Icelandic Tourism Research Centre
2018-2024

University of Iceland
2021-2024

Tufts University
2024

Influenza A viruses (IAV) circulate endemically among many wild aquatic bird populations that seasonally migrate between wintering grounds in southern latitudes to breeding ranges along the perimeter of circumpolar arctic. Arctic and subarctic zones are hypothesized serve as ecologic drivers intercontinental movement reassortment IAVs due high densities disparate long distance migratory native species present during seasons. Iceland is a staging ground connects East Atlantic North American...

10.1111/mec.16738 article EN Molecular Ecology 2022-10-14

Abstract Background Migratory birds generally have tightly scheduled annual cycles, in which delays can carry-over effects on the timing of later events, ultimately impacting reproductive output. Whether temporal are more pronounced among migrations over larger distances, with tighter schedules, is a largely unexplored question. Methods We tracked individual Arctic Skuas Stercorarius parasiticus , long-distance migratory seabird, from eight breeding populations between Greenland and Siberia...

10.1186/s40462-024-00459-9 article EN cc-by Movement Ecology 2024-03-22

Arctic sea-ice loss is emblematic of an amplified water cycle and has critical feedback implications for global climate. Stable isotopes (δ 18 O, δ 2 H, d-excess ) are valuable tracers constraining climate processes through space time. Yet, the paucity well-resolved isotope data preclude empirically derived understanding hydrologic changes occurring today, in deep (geologic) past, future. To address this knowledge gap, Pan-Arctic Precipitation Isotope Network (PAPIN) was established 2018 to...

10.3389/feart.2021.651731 article EN cc-by Frontiers in Earth Science 2021-05-31

Subtype H10 influenza A viruses (IAVs) have been recovered from domestic poultry and various aquatic bird species, sporadic transmission of these IAVs avian species to mammals (i.e., human, seal, mink) are well documented. In 2015, we isolated four H10N7 gulls in Iceland. Genomic analyses showed gene segments the were genetically associated with that caused outbreaks deaths among European seals 2014. Antigenic characterization suggested minimal antigenic variation isolates other archived...

10.1128/jvi.00282-19 article EN Journal of Virology 2019-04-16

Abstract What determines why some birds migrate and others do not? This question is fundamental to understanding how migratory systems are responding environmental changes, but the causes of individual behaviours have proven difficult isolate. We show that, in a partially population Eurasian oystercatchers ( Haematopus ostralegus ), behaviour progeny follows paternal not maternal behaviour, unrelated timing hatching or fledging. These findings highlight key role social interactions shaping...

10.1038/s41598-021-81274-9 article EN cc-by Scientific Reports 2021-02-02

In migratory systems, variation in individual phenology can arise through differences behaviors, and this may be particularly apparent partial migrant where resident individuals are present within the same population. Links between breeding behavior or success generally investigated at level. However, for particular, behaviors of each member pair need to considered simultaneously, as will likely constrained by timing that arrives last, carryover effects on vary depending whether members...

10.1002/ece3.9184 article EN Ecology and Evolution 2022-08-01

Abstract Background Migratory birds generally have tightly scheduled annual cycles, in which delays can carry-over effects on the timing of later events, ultimately impacting reproductive output. Whether temporal are more pronounced among migrations over larger distances, with tighter schedules, is a largely unexplored question. Methods We tracked individual Arctic Skuas Stercorarius parasiticus , long-distance migratory seabird, from eight breeding populations between Greenland and Siberia...

10.1101/2023.05.27.542544 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2023-05-28

Capsule: The first ever survey of Oystercatchers wintering in Iceland found around 11 000 individuals. This is an estimated 30% the Icelandic population, including juveniles, suggesting that approximately 26 migrate to western Europe autumn. More winter than at similar latitudes elsewhere Europe, which may reflect remoteness and milder temperatures on this oceanic island.

10.1080/00063657.2018.1478797 article EN Bird Study 2018-04-03

<title>Abstract</title> Background The geographic expansion and evolution of A/Goose/Guangdong/1/1996(H5N1) (Gs/GD) lineage H5Nx highly pathogenic avian influenza (HPAI) viruses since 1996 have raised awareness enzootic circulation among migratory birds the potential for intercontinental transport spread. Recent Pacific- Atlantic-route introductions HPAI to North America were facilitated by migration through subarctic zones, specifically Alaska Iceland. This study aimed identify recent...

10.21203/rs.3.rs-4233804/v1 preprint EN cc-by Research Square (Research Square) 2024-04-11

<title>Abstract</title> <italic><bold>Background:</bold></italic> The geographic expansion and evolution of A/Goose/Guangdong/1/1996(H5N1) (Gs/GD) lineage H5Nx highly pathogenic avian influenza (HPAI) viruses since 1996 have raised awareness enzootic circulation among migratory birds the potential for intercontinental transport spread. Recent Pacific- Atlantic-route introductions HPAI to North America were facilitated by migration through subarctic zones, specifically Alaska Iceland. This...

10.21203/rs.3.rs-4233804/v2 preprint EN Research Square (Research Square) 2024-07-11
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