What are the chances of seeing a White-nest Swiftlet in Jakarta?
With luck
About 10% of wildlife watchers report a White-nest Swiftlet sighting in Jakarta on a given day, based on 150 verified sightings from GBIF citizen-science data. It is the 48th most-seen of the 138 birds we can rate there. Over three days the chance rises to about 40%, and over a week to about 60%, if each day is a fresh chance.
When is the best time to see a White-nest Swiftlet in Jakarta?
February, June and August–October
In those months about 20% of wildlife watchers report a White-nest Swiftlet in Jakarta on a given day, against about 10% in March–May, July and November–January, the lowest months.
What time of day is best to see a White-nest Swiftlet?
Between 1 and 4 am
Across all the parks we cover, that three-hour window holds the most White-nest Swiftlet sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is most active around dawn and dusk.
Is Jakarta the best place to see a White-nest Swiftlet?
12th of 14
Of the 14 cities where we can rate White-nest Swiftlet sightings, Jakarta ranks 12th at about 10%. The best odds are in Đà Nẵng (Vietnam, about 90%), Phnom Penh (Cambodia, about 80%) and Ho Chi Minh City (Vietnam, about 70%).
Where does the White-nest Swiftlet sighting chance come from?
GBIF citizen-science records
It is estimated from how often the White-nest Swiftlet is recorded against all the birds logged in Jakarta (150 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.