What are the chances of seeing a Blue-black Grassquit in Tenorio Volcano National Park?
With luck
About 10% of wildlife watchers report a Blue-black Grassquit sighting in Tenorio Volcano National Park on a given day, based on 356 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 149th most-seen of the 444 birds we can rate there. Over three days the chance rises to about 20%, and over a week to about 50%, if each day is a fresh chance.
When is the best time to see a Blue-black Grassquit in Tenorio Volcano National Park?
March–September and November–January
In those months about 10% of wildlife watchers report a Blue-black Grassquit in Tenorio Volcano National Park on a given day, against under 5% in February and October, the lowest months.
What time of day is best to see a Blue-black Grassquit?
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Blue-black Grassquit 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 Tenorio Volcano National Park the best place to see a Blue-black Grassquit?
27th of 73
Of the 73 parks where we can rate Blue-black Grassquit sightings, Tenorio Volcano National Park ranks 27th at about 10%. The best odds are in Emas National Park (Brazil, about 70%), Serra da Canastra National Park (Brazil, about 50%) and Cerro Azul Meámbar National Park (Honduras, about 30%). All parks ranked.
Which relatives of the Blue-black Grassquit live in Tenorio Volcano National Park?
Same family: Thraupidae
The closest relatives of the Blue-black Grassquit that you can see in Tenorio Volcano National Park (family Thraupidae, Tanagers and Allies) are Scarlet-rumped Tanager (about 60%), Blue-gray Tanager (about 60%) and Bananaquit (about 40%), with each one's daily chance of a sighting.
Where does the Blue-black Grassquit sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Blue-black Grassquit is recorded against all the birds logged in Tenorio Volcano National Park (356 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.