Euphilotes enoptes
In 3 days ~20% in a week ~40%
Euphilotes enoptes, the dotted blue, is a species of blue (Polyommatinae) butterfly in the family Lycaenidae. It is found in North America. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Rocky Mountain National Park | 🇺🇸 United States | |
| 2 | Grand Teton National Park | 🇺🇸 United States | |
| 3 | Joshua Tree National Park | 🇺🇸 United States | |
| 4 | Yosemite National Park | 🇺🇸 United States | |
| 5 | Yellowstone National Park | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Dotted Blue sighting in Rocky Mountain National Park on a given day, based on 28 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 63rd most-seen of the 191 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.
July
In that month about 20% of wildlife watchers report a Dotted Blue in Rocky Mountain National Park on a given day, against under 5% in August to May, the lowest months. That is one of Rocky Mountain National Park's wettest months, with about 95 mm of rain against 40 mm in September.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Dotted Blue sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
Yes
Of the 5 parks where we can rate Dotted Blue sightings, Rocky Mountain National Park has the highest daily chance: about 10%. Next come Grand Teton National Park (United States, about 10%) and Joshua Tree National Park (United States, about 10%).
Same family: Lycaenidae
The closest relatives of the Dotted Blue that you can see in Rocky Mountain National Park (family Lycaenidae, Gossamer-winged Butterflies) are Arctic Blue (about 10%), Greenish Blue (about 10%) and Dorcas Copper (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Dotted Blue is recorded against all the insects logged in Rocky Mountain National Park (28 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.
