Eusarca nemora
In 3 days ~40% in a week ~60%
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Braulio Carrillo National Park | 🇨🇷 Costa Rica | |
| 2 | Manu National Park | 🇵🇪 Peru | |
| 3 | Soberanía National Park | 🇵🇦 Panama | |
| 4 | Tapantí-Macizo de la Muerte National Park | 🇨🇷 Costa Rica | |
| 5 | Arenal Volcano National Park | 🇨🇷 Costa Rica |
With luck
About 10% of wildlife watchers report a Eusarca nemora sighting in Braulio Carrillo National Park on a given day, based on 34 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 73rd most-seen of the 378 insects 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.
September
In that month about 30% of wildlife watchers report a Eusarca nemora in Braulio Carrillo National Park on a given day, against under 5% in May and October, the lowest months.
Between 6 and 9 am
Across all the parks we cover, that three-hour window holds the most Eusarca nemora sightings with a recorded time, and about half of them come between 6 am and 6 pm: it is most active around dawn and dusk.
Yes
Of the 5 parks where we can rate Eusarca nemora sightings, Braulio Carrillo National Park has the highest daily chance: about 10%. Next come Manu National Park (Peru, about 10%) and Soberanía National Park (Panama, about 10%).
Same family: Geometridae
The closest relatives of the Eusarca nemora that you can see in Braulio Carrillo National Park (family Geometridae, Geometer Moths) are Perigramma vicina (about 20%), Synchlora gerularia (about 20%) and Leuciris institata (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Eusarca nemora is recorded against all the insects logged in Braulio Carrillo National Park (34 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.
