Frosted Flasher

Frosted Flasher

Astraptes alardus

Daily sighting probability ~10% · With luck
at San José

In 3 days ~20% in a week ~30%

13 Verified sightings at San José
5 In 1 park From 2019 to 2026
January Best month
☀️ Diurnal When it's spotted

About the Frosted Flasher

Telegonus alardus, the frosted flasher, is a species of dicot skipper in the butterfly family Hesperiidae. It is found in the Caribbean Sea, Central America, North America, and South America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Lago de Yojoa 🇭🇳 Honduras
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 San José 🇨🇷 Costa Rica
~10%
2 São Paulo 🇧🇷 Brazil
<5%

Before you go

What are the chances of seeing a Frosted Flasher in San José?

With luck

About 10% of wildlife watchers report a Frosted Flasher sighting in San José on a given day, based on 13 verified sightings from GBIF citizen-science data. It is the 111th most-seen of the 239 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Frosted Flasher in San José?

April–September and December–January

In those months about 10% of wildlife watchers report a Frosted Flasher in San José on a given day, against under 5% in February–March and October–November, the lowest months.

What time of day is best to see a Frosted Flasher?

Between 8 and 11 am

Across all the parks we cover, that three-hour window holds the most Frosted Flasher sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is San José the best place to see a Frosted Flasher?

Yes

Of the 2 cities where we can rate Frosted Flasher sightings, San José has the highest daily chance: about 10%. Next come São Paulo (Brazil, under 5%).

Where does the Frosted Flasher sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Frosted Flasher is recorded against all the insects logged in San José (13 verified sightings), 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.

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