Celotes nessus
In 3 days ~20% in a week ~40%
Celotes nessus, the common streaky-skipper, is a butterfly of the family Hesperiidae. It is found in North America from southern Arizona, southern New Mexico, and western Texas south to northern Mexico. Rare strays can be found up to southern Oklahoma and northern Louisiana.
The wingspan is 22–30 mm. There are several generations with adults on wing from March to September in Texas. The larvae feed on several mallow species, including Sphaeralcea and Sida filipes. Adults feed on flower nectar. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Big Bend National Park | 🇺🇸 United States | |
| 2 | Saguaro National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | San Antonio | 🇺🇸 United States | |
| 2 | Austin | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Common Streaky-Skipper sighting in Saguaro National Park on a given day, based on 29 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 116th most-seen of the 354 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.
February–April and August–September
In those months about 10% of wildlife watchers report a Common Streaky-Skipper in Saguaro National Park on a given day, against under 5% in May–July and October–January, the lowest months.
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Common Streaky-Skipper sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 2 parks where we can rate Common Streaky-Skipper sightings, Saguaro National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Big Bend National Park (United States, about 10%).
Same family: Hesperiidae
The closest relatives of the Common Streaky-Skipper that you can see in Saguaro National Park (family Hesperiidae, Skippers) are Arizona Powdered-Skipper (about 20%), Funereal Duskywing (about 20%) and Orange Skipperling (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Common Streaky-Skipper is recorded against all the insects logged in Saguaro National Park (29 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.
