Megalographa biloba
In 3 days ~20% in a week ~40%
Stephens' gem or the bilobed looper (Megalographa biloba) is a moth of the family Noctuidae. It is widely distributed from the southern parts of the United States, south through Central America and South America to Argentina.
The wingspan is 38–44 mm. It is sometimes considered a pest on cultivated lettuce. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Austin | 🇺🇸 United States | |
| 2 | Sacramento | 🇺🇸 United States | |
| 3 | Dallas | 🇺🇸 United States | |
| 4 | Mexico City | 🇲🇽 México | |
| 5 | Mesa | 🇺🇸 United States | |
| 6 | Portland | 🇺🇸 United States | |
| 7 | San Francisco | 🇺🇸 United States | |
| 8 | Los Angeles | 🇺🇸 United States | |
| 9 | San Antonio | 🇺🇸 United States | |
| 10 | Boston | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Bilobed Looper Moth sighting in Sacramento on a given day, based on 50 verified sightings from GBIF citizen-science data. It is the 95th most-seen of the 386 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
In that month about 20% of wildlife watchers report a Bilobed Looper Moth in Sacramento on a given day, against under 5% in August to February, the lowest months. That is one of Sacramento's driest months, with about 5 mm of rain against 120 mm in December.
Among the best
Of the 21 cities where we can rate Bilobed Looper Moth sightings, Sacramento ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Austin (United States, about 10%).
Same family: Noctuidae
The closest relatives of the Bilobed Looper Moth that you can see in Sacramento (family Noctuidae, Cutworm Moths and Allies) are Large Yellow Underwing (about 10%), Armyworm Moth (about 10%) and Subterranean Dart (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Bilobed Looper Moth is recorded against all the insects logged in Sacramento (50 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.
