Which is the best park to see a Mountain Elaenia?
Irazú Volcano National Park
In Irazú Volcano National Park, Costa Rica, about 50% of wildlife watchers report a Mountain Elaenia 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 Mountain Elaenia?
Los Quetzales National Park and more
After Irazú Volcano National Park, the next-best odds of seeing a Mountain Elaenia are in Los Quetzales National Park (Costa Rica, about 50%), Volcán Barú National Park (Panama, about 50%) and Tapantí-Macizo de la Muerte National Park (Costa Rica, about 30%).
When is the best time to see a Mountain Elaenia?
It depends on the park
In the top parks, the best months are March–April and June in Irazú Volcano National Park (about 80%), April in Los Quetzales National Park (about 70%) and May and June in Volcán Barú National Park (about 60%), as the share of wildlife watchers who report a Mountain Elaenia on a given day. Each park's Mountain Elaenia page has the full month-by-month chart.