Common Anastrus

Common Anastrus

Echelatus sempiternus

Daily sighting probability ~10% · With luck
at Fortaleza

In 3 days ~30% in a week ~50%

8 Verified sightings at Fortaleza
25 In all 2 parks From 2019 to 2026
July Best month
☀️ Diurnal When it's spotted

About the Common Anastrus

Echelatus is a genus of spread-wing skippers in the family Hesperiidae. It is monotypic, being represented by the single species Echelatus sempiternus, the common bluevent, which is found in North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Iguaçu National Park 🇧🇷 Brazil
~10%
2 Iguazú National Park 🇦🇷 Argentina
~10%

Cities Where Found

# City Country Daily sighting probability
1 Fortaleza 🇧🇷 Brazil
~10%
2 Vitória 🇧🇷 Brazil
~10%
3 São Paulo 🇧🇷 Brazil
~10%

Before you go

What are the chances of seeing a Common Anastrus in Fortaleza?

With luck

About 10% of wildlife watchers report a Common Anastrus sighting in Fortaleza on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 69th most-seen of the 112 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.

When is the best time to see a Common Anastrus in Fortaleza?

July

In that month about 30% of wildlife watchers report a Common Anastrus in Fortaleza on a given day, against under 5% in February–May and September–December, the lowest months. That is one of Fortaleza's driest months, with about 50 mm of rain against 240 mm in April.

What time of day is best to see a Common Anastrus?

Between 10 am and 1 pm

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

Is Fortaleza the best place to see a Common Anastrus?

Yes

Of the 3 cities where we can rate Common Anastrus sightings, Fortaleza has the highest daily chance: about 10%. Next come Vitória (Brazil, about 10%) and São Paulo (Brazil, about 10%).

Where does the Common Anastrus sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Common Anastrus is recorded against all the insects logged in Fortaleza (8 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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