Diastictis fracturalis
In 3 days ~10% in a week ~20%
Diastictis fracturalis, the fractured western snout moth, is a species of moth in the family Crambidae. It was described by Philipp Zeller in 1872. It is found in North America, where it has been recorded from the United States (California to South Dakota, Colorado and Louisiana) and Mexico (Sonora, Guerrero, Jalisco). Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Cumbres de Monterrey National Park | 🇲🇽 Mexico |
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 | Sacramento | 🇺🇸 United States | |
| 5 | Houston | 🇺🇸 United States | |
| 6 | Denver | 🇺🇸 United States | |
| 7 | Monterrey | 🇲🇽 México | |
| 8 | San Francisco | 🇺🇸 United States | |
| 9 | San Diego | 🇺🇸 United States | |
| 10 | Los Angeles | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Fractured Western Snout sighting in San Francisco on a given day, based on 48 verified sightings from GBIF citizen-science data. It is the 218th most-seen of the 737 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.
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Fractured Western Snout in San Francisco on a given day, so our monthly data shows no clear season.
Between 8 and 11 am
Across all the parks we cover, that three-hour window holds the most Fractured Western Snout sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.
8th of 10
Of the 10 cities where we can rate Fractured Western Snout sightings, San Francisco ranks 8th at under 5%. The best odds are in Austin (United States, about 10%), Dallas (United States, about 10%) and San Antonio (United States, about 10%).
Same family: Crambidae
The closest relatives of the Fractured Western Snout that you can see in San Francisco (family Crambidae, Crambid Snout Moths) are Genista Broom Moth (about 10%), Volupial Mint Moth (about 10%) and California Pyrausta Moth (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Fractured Western Snout is recorded against all the insects logged in San Francisco (48 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.
