Scopula limboundata
In 3 days ~10% in a week ~20%
Scopula limboundata, the large lace-border, is a moth of the family Geometridae. It was described by Adrian Hardy Haworth in 1809. It is found in North America east of the Rocky Mountains. There is a single and unconfirmed record from Great Britain.
The wingspan is 25–30 millimetres (0.98–1.18 in). Adults are on wing from late May to late August or early September. The larvae feed on apple, blueberry, clover, dandelion, meadow-beauty, and black cherry. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Shenandoah National Park | 🇺🇸 United States | |
| 2 | Acadia National Park | 🇺🇸 United States | |
| 3 | Great Smoky Mountains National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Baltimore | 🇺🇸 United States | |
| 2 | Washington | 🇺🇸 United States | |
| 3 | Toronto | 🇨🇦 Canada | |
| 4 | Edmonton | 🇨🇦 Canada | |
| 5 | Chicago | 🇺🇸 United States | |
| 6 | Philadelphia | 🇺🇸 United States | |
| 7 | Boston | 🇺🇸 United States | |
| 8 | Montreal | 🇨🇦 Canada | |
| 9 | Minneapolis [Saint Paul] | 🇺🇸 United States | |
| 10 | New York City | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Large Lace-Border Moth sighting in Boston on a given day, based on 27 verified sightings from GBIF citizen-science data. It is the 406th most-seen of the 1200 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 a Large Lace-Border Moth in Boston on a given day, against under 5% in August to June, the lowest months.
Between 9 pm and midnight
Across all the parks we cover, that three-hour window holds the most Large Lace-Border Moth sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.
7th of 12
Of the 12 cities where we can rate Large Lace-Border Moth sightings, Boston ranks 7th at under 5%. The best odds are in Baltimore (United States, about 10%), Washington (United States, about 10%) and Toronto (Canada, under 5%).
Same family: Geometridae
The closest relatives of the Large Lace-Border Moth that you can see in Boston (family Geometridae, Geometer Moths) are Pale Beauty (about 10%), Single-Dotted Wave (about 10%) and Winter Moth (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Large Lace-Border Moth is recorded against all the insects logged in Boston (27 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.
