Libellula herculea
In 3 days ~40% in a week ~70%
Libellula herculea is a species of Libellula found in Argentina, Bolivia, Brazil, Belize, Colombia, Costa Rica, Ecuador, French Guiana, Guatemala, Guyana, Honduras, Mexico, Nicaragua, Panama, Peru, Paraguay, El Salvador, and Venezuela Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Brownsberg Nature Park | 🇸🇷 Suriname | |
| 2 | Tenorio Volcano National Park | 🇨🇷 Costa Rica | |
| 3 | Chagres National Park | 🇵🇦 Panama | |
| 4 | Gandoca-Manzanillo Wildlife Refuge | 🇨🇷 Costa Rica | |
| 5 | Piedras Blancas National Park | 🇨🇷 Costa Rica | |
| 6 | Arenal Volcano National Park | 🇨🇷 Costa Rica | |
| 7 | Braulio Carrillo National Park | 🇨🇷 Costa Rica | |
| 8 | Chirripó National Park | 🇨🇷 Costa Rica | |
| 9 | Corcovado National Park | 🇨🇷 Costa Rica | |
| 10 | Manuel Antonio National Park | 🇨🇷 Costa Rica | |
| 11 | La Amistad International Park (Panama) | 🇵🇦 Panama |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Medellín | 🇨🇴 Colombia |
Possible
About 20% of wildlife watchers report a Hercules Skimmer sighting in Chagres National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 17th most-seen of the 25 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.
February, April–May, July and September
In those months about 30% of wildlife watchers report a Hercules Skimmer in Chagres National Park on a given day, against under 5% in March, June, August and October–January, the lowest months.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Hercules Skimmer sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
3rd of 11
Of the 11 parks where we can rate Hercules Skimmer sightings, Chagres National Park ranks 3rd at about 20%. The best odds are in Brownsberg Nature Park (Suriname, about 30%) and Tenorio Volcano National Park (Costa Rica, about 20%).
GBIF citizen-science records
It is estimated from how often the Hercules Skimmer is recorded against all the insects logged in Chagres National Park (5 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.
