Which is the best park to see a Common Goldeneye?
Elk Island National Park
In Elk Island National Park, Canada, about 50% of wildlife watchers report a Common Goldeneye sighting on a given day, the highest of the 8 parks where we can rate it, from GBIF citizen-science data.
Where else can you see a Common Goldeneye?
Riding Mountain National Park and more
After Elk Island National Park, the next-best odds of seeing a Common Goldeneye are in Riding Mountain National Park (Canada, about 30%), Isle Royale National Park (United States, about 30%) and Cairngorms National Park (United Kingdom, about 30%). Outside North America, the best option is Cairngorms National Park in Europe (about 30%).
When is the best time to see a Common Goldeneye?
It depends on the park
In the top parks, the best months are April and October–November in Elk Island National Park (about 70%) and May in Riding Mountain National Park (about 50%), as the share of wildlife watchers who report a Common Goldeneye on a given day. Each park's Common Goldeneye page has the full month-by-month chart.