Helocassis clavata
In 3 days ~10% in a week ~20%
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Toronto | 🇨🇦 Canada | |
| 2 | Boston | 🇺🇸 United States | |
| 3 | Minneapolis [Saint Paul] | 🇺🇸 United States | |
| 4 | Baltimore | 🇺🇸 United States | |
| 5 | Montreal | 🇨🇦 Canada | |
| 6 | Washington | 🇺🇸 United States | |
| 7 | Chicago | 🇺🇸 United States | |
| 8 | New York City | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Clavate Tortoise Beetle sighting in Boston on a given day, based on 23 verified sightings from GBIF citizen-science data. It is the 443rd 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.
May
In that month about 10% of wildlife watchers report a Clavate Tortoise Beetle in Boston on a given day, against under 5% in June to April, the lowest months.
Among the best
Of the 8 cities where we can rate Clavate Tortoise Beetle sightings, Boston ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Toronto (Canada, under 5%).
Same family: Chrysomelidae
The closest relatives of the Clavate Tortoise Beetle that you can see in Boston (family Chrysomelidae, Leaf Beetles) are Spotted Cucumber Beetle (about 10%), Willow Leaf Beetle (about 10%) and Golden Tortoise Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Clavate Tortoise Beetle is recorded against all the insects logged in Boston (23 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.
