What are the chances of seeing a Black-bellied Whistling-Duck in Bastimentos Island National Marine Park?
With luck
About 10% of wildlife watchers report a Black-bellied Whistling-Duck sighting in Bastimentos Island National Marine Park on a given day, based on 217 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 152nd most-seen of the 375 birds we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
When is the best time to see a Black-bellied Whistling-Duck in Bastimentos Island National Marine Park?
January–May, July and September
In those months about 10% of wildlife watchers report a Black-bellied Whistling-Duck in Bastimentos Island National Marine Park on a given day, against under 5% in June, August and October–December, the lowest months.
What time of day is best to see a Black-bellied Whistling-Duck?
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Black-bellied Whistling-Duck sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Is Bastimentos Island National Marine Park the best place to see a Black-bellied Whistling-Duck?
21st of 48
Of the 48 parks where we can rate Black-bellied Whistling-Duck sightings, Bastimentos Island National Marine Park ranks 21st at about 10%. The best odds are in Palo Verde National Park (Costa Rica, about 70%), Lago de Yojoa (Honduras, about 30%) and Iberá National Park (Argentina, about 30%). All parks ranked.
Which relatives of the Black-bellied Whistling-Duck live in Bastimentos Island National Marine Park?
Same family: Anatidae
The closest relatives of the Black-bellied Whistling-Duck that you can see in Bastimentos Island National Marine Park (family Anatidae, Ducks, Geese, and Swans) are Blue-winged Teal (about 10%) and Muscovy Duck (about 10%), with each one's daily chance of a sighting.
Where does the Black-bellied Whistling-Duck sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Black-bellied Whistling-Duck is recorded against all the birds logged in Bastimentos Island National Marine Park (217 verified sightings from 2019 to 2026), 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.