Paropsisterna m-fuscum
In 3 days ~10% in a week ~20%
Paropsisterna m-fuscum is a beetle commonly called a leaf beetle in the subfamily Chrysomelinae, and native to Australia. This insect can become very prolific and is a serious pest species in the forestry industry. This beetle is an invasive species and a problem on Blue Gum in California, USA. The beetles are pale, with variable brown markings on the elytra and pronotum and sometimes with bright flaring at the base of the elytra. The larvae are pale green like the leaves they eat. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Los Angeles | 🇺🇸 United States | |
| 2 | Sacramento | 🇺🇸 United States | |
| 3 | San Francisco | 🇺🇸 United States | |
| 4 | San Diego | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Eucalyptus Leaf Beetle sighting in San Francisco on a given day, based on 25 verified sightings from GBIF citizen-science data. It is the 320th 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 Eucalyptus Leaf Beetle in San Francisco on a given day, so our monthly data shows no clear season.
Among the best
Of the 4 cities where we can rate Eucalyptus Leaf Beetle sightings, San Francisco ranks 3rd at under 5%, level with the leaders once rounded. The best odds are in Los Angeles (United States, under 5%) and Sacramento (United States, under 5%).
Same family: Chrysomelidae
The closest relatives of the Eucalyptus Leaf Beetle that you can see in San Francisco (family Chrysomelidae, Leaf Beetles) are Spotted Cucumber Beetle (about 10%), Bronze Beetle (about 10%) and Australian Tortoise Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Eucalyptus Leaf Beetle is recorded against all the insects logged in San Francisco (25 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.
