Heterocampa obliqua
In 3 days ~10% in a week ~20%
Heterocampa obliqua, the oblique heterocampa or oblique prominent, is a species of moth in the family Notodontidae (the prominents). It was first described by Alpheus Spring Packard in 1864 and it is found in North America.
The MONA or Hodges number for Heterocampa obliqua is 7983. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Great Smoky Mountains National Park | 🇺🇸 United States |
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Washington | 🇺🇸 United States | |
| 2 | New York City | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report an Oblique Heterocampa Moth sighting in Great Smoky Mountains National Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 628th most-seen of the 822 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
July
In that month about 10% of wildlife watchers report an Oblique Heterocampa Moth in Great Smoky Mountains National Park on a given day, against under 5% in August to June, the lowest months.
Between midnight and 3 am
Across all the parks we cover, that three-hour window holds the most Oblique Heterocampa Moth sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.
Only Great Smoky Mountains National Park, in our data
Great Smoky Mountains National Park is the only park on Wallace's Line with enough records to rate Oblique Heterocampa Moth sightings: under 5% of wildlife watchers there report one on a given day.
Same family: Notodontidae
The closest relatives of the Oblique Heterocampa Moth that you can see in Great Smoky Mountains National Park (family Notodontidae, Prominent Moths) are White-Dotted Prominent (about 10%), Mottled Prominent (about 10%) and Wavy-Lined Heterocampa Moth (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Oblique Heterocampa Moth is recorded against all the insects logged in Great Smoky Mountains National Park (6 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.
