Trirhabda bacharidis
In 3 days ~10% in a week ~20%
Trirhabda bacharidis, known generally as the groundselbush beetle or groundsel bush leaf beetle, is a species of skeletonizing leaf beetle in the family Chrysomelidae. It is found in Australia, North America, and Southern Asia. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Baltimore | 🇺🇸 United States | |
| 2 | Houston | 🇺🇸 United States | |
| 3 | New York City | 🇺🇸 United States | |
| 4 | Dallas | 🇺🇸 United States | |
| 5 | Austin | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Groundselbush Beetle sighting in New York City on a given day, based on 79 verified sightings from GBIF citizen-science data. It is the 361st most-seen of the 1623 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.
July
In that month about 10% of wildlife watchers report a Groundselbush Beetle in New York City on a given day, against under 5% in August to June, the lowest months.
Among the best
Of the 5 cities where we can rate Groundselbush Beetle sightings, New York City ranks 3rd at under 5%, level with the leaders once rounded. The best odds are in Baltimore (United States, under 5%) and Houston (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Groundselbush Beetle is recorded against all the insects logged in New York City (79 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.
