Gluphisia septentrionis
In 3 days ~20% in a week ~30%
Gluphisia septenrionis, the common gluphisia moth, or common gluphisia is a species of moth in the family Notodontidae which is found throughout North America. It is most commonly found in montane coniferous or mixed forests where its host plants can be found. Its larvae primarily feed on species of poplar and willow, especially quaking aspen and black cottonwood. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Point Pelee National Park | 🇨🇦 Canada | |
| 2 | Acadia National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Austin | 🇺🇸 United States | |
| 2 | Montreal | 🇨🇦 Canada | |
| 3 | Edmonton | 🇨🇦 Canada | |
| 4 | Denver | 🇺🇸 United States | |
| 5 | Calgary | 🇨🇦 Canada | |
| 6 | Toronto | 🇨🇦 Canada | |
| 7 | Boston | 🇺🇸 United States | |
| 8 | Chicago | 🇺🇸 United States | |
| 9 | Washington | 🇺🇸 United States | |
| 10 | New York City | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Common Gluphisia Moth sighting in Acadia National Park on a given day, based on 12 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 202nd most-seen of the 405 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.
May and July
In those months about 10% of wildlife watchers report a Common Gluphisia Moth in Acadia National Park on a given day, against under 5% in June and August–April, the lowest months.
Between 6 and 9 am
Across all the parks we cover, that three-hour window holds the most Common Gluphisia Moth sightings with a recorded time, and about half of them come between 6 am and 6 pm: it is most active around dawn and dusk.
Among the best
Of the 2 parks where we can rate Common Gluphisia Moth sightings, Acadia National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Point Pelee National Park (Canada, about 10%).
Same family: Notodontidae
The closest relatives of the Common Gluphisia Moth that you can see in Acadia National Park (family Notodontidae, Prominent Moths) are Angulose Prominent (about 10%), White-Dotted Prominent (about 10%) and Chocolate Prominent (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Common Gluphisia Moth is recorded against all the insects logged in Acadia National Park (12 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.
