Scopula umbilicata
In 3 days ~20% in a week ~40%
Scopula umbilicata, the swag-lined wave moth, is a species of moth in the family Geometridae. The species was first described by Johan Christian Fabricius in 1794. It is found from the southern part of the United States (including Arizona, Florida, Georgia, Oklahoma and Texas) to South America and the West Indies (including Puerto Rico).
The wingspan is about 18 mm. The wings are white with sparse speckling. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Big Cypress National Preserve | 🇺🇸 United States | |
| 2 | Everglades National Park | 🇺🇸 United States | |
| 3 | Cumbres de Monterrey National Park | 🇲🇽 Mexico |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Austin | 🇺🇸 United States | |
| 2 | San Antonio | 🇺🇸 United States | |
| 3 | Monterrey | 🇲🇽 México | |
| 4 | Dallas | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Swag-Lined Wave sighting in San Antonio on a given day, based on 87 verified sightings from GBIF citizen-science data. It is the 115th most-seen of the 697 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.
November
In that month about 20% of wildlife watchers report a Swag-Lined Wave in San Antonio on a given day, against under 5% in January–May and August, the lowest months.
Between 9 pm and midnight
Across all the parks we cover, that three-hour window holds the most Swag-Lined Wave 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.
Among the best
Of the 4 cities where we can rate Swag-Lined Wave sightings, San Antonio ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Austin (United States, about 10%).
Same family: Geometridae
The closest relatives of the Swag-Lined Wave that you can see in San Antonio (family Geometridae, Geometer Moths) are Pannaria Wave (about 10%), Brown-Shaded Gray (about 10%) and Dot-Lined Angle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Swag-Lined Wave is recorded against all the insects logged in San Antonio (87 verified sightings), 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.
