Homoeosoma electella
In 3 days ~10% in a week ~20%
Homoeosoma electellum, the American sunflower moth, is a species of moth of the family Pyralidae. It is native to North America but also found in South America. Its larvae eat the flowers and developing seeds of many asters, including echinacea.
The wingspan is 18–20 mm. The larvae are a pest of canola and sunflowers. Other recorded food plants include cotton and oranges. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Austin | 🇺🇸 United States | |
| 2 | Dallas | 🇺🇸 United States | |
| 3 | Boston | 🇺🇸 United States | |
| 4 | Houston | 🇺🇸 United States | |
| 5 | San Antonio | 🇺🇸 United States | |
| 6 | Denver | 🇺🇸 United States | |
| 7 | New York City | 🇺🇸 United States | |
| 8 | San Diego | 🇺🇸 United States | |
| 9 | Los Angeles | 🇺🇸 United States | |
| 10 | Washington | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report an American Sunflower Moth sighting in Boston on a given day, based on 27 verified sightings from GBIF citizen-science data. It is the 429th 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.
August and September
In those months about 10% of wildlife watchers report an American Sunflower Moth in Boston on a given day, against under 5% in October to July, the lowest months.
3rd of 10
Of the 10 cities where we can rate American Sunflower Moth sightings, Boston ranks 3rd at under 5%. The best odds are in Austin (United States, about 10%) and Dallas (United States, about 10%).
Same family: Pyralidae
The closest relatives of the American Sunflower Moth that you can see in Boston (family Pyralidae, Pyralid Snout Moths) are Meal Moth (about 10%) and Boxwood Leaftier Moth (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the American Sunflower 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.
