Strymon saepium
Daily sighting probability ~10% · With luck
at Yosemite National Park

In 3 days ~20% in a week ~40%

17 Verified sightings at Yosemite National Park From 2019 to 2026
33 In all 3 parks
July Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Sequoia and Kings Canyon National Parks 🇺🇸 United States
~10%
2 Yosemite National Park 🇺🇸 United States
~10%
3 Grand Teton National Park 🇺🇸 United States
~10%

Before you go

What are the chances of seeing a Strymon saepium in Yosemite National Park?

With luck

About 10% of wildlife watchers report a Strymon saepium sighting in Yosemite National Park on a given day, based on 17 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 98th most-seen of the 227 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.

When is the best time to see a Strymon saepium in Yosemite National Park?

June to August

In those months about 10% of wildlife watchers report a Strymon saepium in Yosemite National Park on a given day, against under 5% in September to May, the lowest months. Those are among Yosemite National Park's driest months, with about 25 mm of rain a month against 220 mm in January.

What time of day is best to see a Strymon saepium?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most Strymon saepium sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Yosemite National Park the best place to see a Strymon saepium?

Among the best

Of the 3 parks where we can rate Strymon saepium sightings, Yosemite National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Sequoia and Kings Canyon National Parks (United States, about 10%).

Which relatives of the Strymon saepium live in Yosemite National Park?

Same genus: Strymon

The closest relatives of the Strymon saepium that you can see in Yosemite National Park (genus Strymon, Scrub-Hairstreaks) are Strymon acadica (about 10%) and Gray Hairstreak (about 10%), with each one's daily chance of a sighting.

Where does the Strymon saepium sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Strymon saepium is recorded against all the insects logged in Yosemite National Park (17 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.

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