Caloptilia blandella
In 3 days ~10% in a week ~20%
Caloptilia blandella is a moth of the family Gracillariidae. It is known in Canada (Québec) and the United States (including Pennsylvania, Virginia, Maine, Maryland, Texas, and Kentucky). The wingspan is about 9 millimetres (0.35 in).
The larvae feed on Carya ovata and Juglans nigra. They mine the leaves of their host plant. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Baltimore | 🇺🇸 United States | |
| 2 | Austin | 🇺🇸 United States | |
| 3 | Boston | 🇺🇸 United States | |
| 4 | Dallas | 🇺🇸 United States | |
| 5 | Toronto | 🇨🇦 Canada | |
| 6 | Washington | 🇺🇸 United States | |
| 7 | New York City | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Walnut Caloptilia Moth sighting in Austin on a given day, based on 24 verified sightings from GBIF citizen-science data. It is the 766th most-seen of the 1624 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.
May
In that month about 10% of wildlife watchers report a Walnut Caloptilia Moth in Austin on a given day, against under 5% in June to April, the lowest months. That is one of Austin's wettest months, with about 110 mm of rain against 45 mm in February.
Among the best
Of the 7 cities where we can rate Walnut Caloptilia Moth sightings, Austin ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Baltimore (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Walnut Caloptilia Moth is recorded against all the insects logged in Austin (24 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.
