Colour-Banded Eider Linked Nunavut and Iceland More Than 2,800 Kilometres Apart
A male northern common eider banded on East Bay Island, Nunavut, in 2023 was filmed in western Iceland…
Read story →WILDLIFE IN THE NEWS
News about Common Eider
Research, conservation and important developments connected to this species.
Only About Half of American Common Eider Females Were Estimated to Breed in a Given Year
Satellite tracking of 123 females across Maine and eastern Canada estimated overall breeding propensity at 53%, while regional…
Read story →
Female Common Eiders in the High-predation Colony Had Higher Baseline Corticosterone and T3
In two Finnish common-eider colonies, females under high eagle predation had higher baseline corticosterone and T3, while females…
Read story →
Previous H5 Exposure Was Far More Common in Arctic Eider Females in 2023–24 Than in 2019
Archived plasma from Arctic-breeding common eider females showed H5 antibodies in 23% of birds sampled in 2019, compared…
Read story →
Higher PFOS Was Linked to Lower Egg Temperatures in Finnish Common Eiders
Researchers studied 18 female common goldeneyes and 37 female common eiders in Finland. Higher PFOS was linked to…
Read story →
Under High Predation Risk, Large-Headed Eider Females Bred Later Than Small-Headed Females
A 2026 Finnish study of 1,461 eider breeding attempts found that high predation risk widened differences in laying…
Read story →
Eight Diving Waterfowl Shared Genomic Signatures Linked to Underwater Foraging
A 2026 comparison of 25 waterfowl genomes found repeated positive-selection signals and shared amino-acid changes across eight diving…
Read story →
AI-assisted Eider Counting Cut Annotation Time by 87.5% in Arctic Aerial Surveys
A human-in-the-loop system for Arctic eider aerial surveys reduced average image-annotation time from 117.1 to 14.7 minutes, an…
Read story →
Genome Assemblies Released for 73 Anseriformes Species
A 2026 data paper released whole-genome assemblies for 73 species of ducks, geese, swans and other Anseriformes. Each…
Read story →
Common Eider Females Moved Farther and Switched Islands More Often After Nest Failure and High Local Nest Predation
A 21-year study in the Tvärminne archipelago, southwestern Finland, found that female common eiders moved farther after nest…
Read story →Loading more stories…
No news stories match these filters.