Acrolophus propinqua
In 3 days ~10%
Acrolophus propinqua (Walsingham's grass tubeworm moth) is a moth of the family Acrolophidae. It is found in North America, including Alabama, Florida, Georgia, Illinois, Louisiana, Maryland, Mississippi, North Carolina, New York, Ohio, South Carolina, Tennessee, Virginia and West Virginia.
The wingspan is 22–26 mm. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Chicago | 🇺🇸 United States | |
| 2 | Washington | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Walsingham's Grass Tubeworm Moth sighting in Chicago on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 814th most-seen of the 978 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Walsingham's Grass Tubeworm Moth in Chicago on a given day, so our monthly data shows no clear season.
Yes
Of the 2 cities where we can rate Walsingham's Grass Tubeworm Moth sightings, Chicago has the highest daily chance: under 5%. Next come Washington (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Walsingham's Grass Tubeworm Moth is recorded against all the insects logged in Chicago (6 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.
