What are the chances of seeing a Blue-black Grassquit in Tortuguero National Park?
Rare
Under 5% of wildlife watchers report a Blue-black Grassquit sighting in Tortuguero National Park on a given day, based on 76 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 183rd most-seen of the 348 birds we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
When is the best time to see a Blue-black Grassquit in Tortuguero National Park?
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Blue-black Grassquit in Tortuguero National Park on a given day, so our monthly data shows no clear season.
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 Tortuguero National Park the best place to see a Blue-black Grassquit?
58th of 73
Of the 73 parks where we can rate Blue-black Grassquit sightings, Tortuguero National Park ranks 58th at under 5%. 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 Tortuguero National Park?
Same family: Thraupidae
The closest relatives of the Blue-black Grassquit that you can see in Tortuguero National Park (family Thraupidae, Tanagers and Allies) are Blue-gray Tanager (about 40%), Variable Seedeater (about 30%) and Palm Tanager (about 20%), 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 Tortuguero National Park (76 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.