Iridopsis defectaria
In 3 days ~20% in a week ~40%
Anacamptodes defectaria, the brown-shaded gray moth, is a moth of the family Geometridae. It is found from Pennsylvania, west to Iowa and Kansas, south to Texas, and south and east to Florida. The wingspan is about 30 mm. Adults are on wing from February to November depending on the location.
The larvae feed on oak, poplar, sweet cherry and willow. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Shenandoah National Park | 🇺🇸 United States |
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Austin | 🇺🇸 United States | |
| 2 | Dallas | 🇺🇸 United States | |
| 3 | San Antonio | 🇺🇸 United States | |
| 4 | Baltimore | 🇺🇸 United States | |
| 5 | Orlando | 🇺🇸 United States | |
| 6 | Washington | 🇺🇸 United States | |
| 7 | Houston | 🇺🇸 United States | |
| 8 | Monterrey | 🇲🇽 México | |
| 9 | Philadelphia | 🇺🇸 United States | |
| 10 | Miami | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Brown-Shaded Gray sighting in Dallas on a given day, based on 130 verified sightings from GBIF citizen-science data. It is the 171st most-seen of the 1412 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.
June–August and October–April
In those months about 10% of wildlife watchers report a Brown-Shaded Gray in Dallas on a given day, against under 5% in May and September, the lowest months.
Between 10 pm and 1 am
Across all the parks we cover, that three-hour window holds the most Brown-Shaded Gray 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 11 cities where we can rate Brown-Shaded Gray sightings, Dallas 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 Brown-Shaded Gray that you can see in Dallas (family Geometridae, Geometer Moths) are Pannaria Wave (about 10%), Bent-Lined Carpet (about 10%) and Common Tan Wave (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Brown-Shaded Gray is recorded against all the insects logged in Dallas (130 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.
