Ithomia diasia
In 3 days ~30% in a week ~60%
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Chagres National Park | 🇵🇦 Panama | |
| 2 | Arenal Volcano National Park | 🇨🇷 Costa Rica | |
| 3 | Tenorio Volcano National Park | 🇨🇷 Costa Rica | |
| 4 | La Amistad International Park (Panama) | 🇵🇦 Panama | |
| 5 | Monteverde Cloud Forest Reserve | 🇨🇷 Costa Rica |
With luck
About 10% of wildlife watchers report an Ithomia diasia sighting in Arenal Volcano National Park on a given day, based on 28 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 38th most-seen of the 302 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
August and September
In those months about 20% of wildlife watchers report an Ithomia diasia in Arenal Volcano National Park on a given day, against about 10% in October to July, the lowest months.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Ithomia diasia sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
2nd of 5
Of the 5 parks where we can rate Ithomia diasia sightings, Arenal Volcano National Park ranks 2nd at about 10%. The best odds are in Chagres National Park (Panama, about 30%).
Same genus: Ithomia
The closest relatives of the Ithomia diasia that you can see in Arenal Volcano National Park (genus Ithomia) are Heraldica Clearwing (about 10%) and Patilla Clearwing (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Ithomia diasia is recorded against all the insects logged in Arenal Volcano National Park (28 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.
