Spotted Asparagus Beetle

Spotted Asparagus Beetle

Crioceris duodecimpunctata

Daily sighting probability <5% · Rare
at Toronto

In 3 days ~10%

9 Verified sightings at Toronto
June Best month

About the Spotted Asparagus Beetle

Crioceris duodecimpunctata or the spotted asparagus beetle is a species of shining leaf beetle belonging to the family Chrysomelidae, subfamily Criocerinae. The length of beetles varies from 5 to 6.5 millimeters. The colour of head, pronotum and elytra is reddish orange, while the scutellum is black. On the elytra there are twelve black dots.

It feeds on Cucurbitaceae and asparagus species. The larvae feed only on the asparagus berries, being the second most important pest of this plant, while adults prefer tender shoots and leaves. They are found in the whole Palearctic realm, including the British Isles. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Barcelona 🇪🇸 Spain
~10%
2 Kyiv 🇺🇦 Ukraine
<5%
3 Berlin 🇩🇪 Germany
<5%
4 Warsaw 🇵🇱 Poland
<5%
5 Portland 🇺🇸 United States
<5%
6 Edmonton 🇨🇦 Canada
<5%
7 Seattle 🇺🇸 United States
<5%
8 Montreal 🇨🇦 Canada
<5%
9 Toronto 🇨🇦 Canada
<5%

Before you go

What are the chances of seeing a Spotted Asparagus Beetle in Toronto?

Rare

Under 5% of wildlife watchers report a Spotted Asparagus Beetle sighting in Toronto on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 1212th most-seen of the 1689 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see a Spotted Asparagus Beetle in Toronto?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Spotted Asparagus Beetle in Toronto on a given day, so our monthly data shows no clear season.

Is Toronto the best place to see a Spotted Asparagus Beetle?

9th of 9

Of the 9 cities where we can rate Spotted Asparagus Beetle sightings, Toronto ranks 9th at under 5%. The best odds are in Barcelona (Spain, about 10%), Kyiv (Ukraine, under 5%) and Berlin (Germany, under 5%).

Where does the Spotted Asparagus Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Spotted Asparagus Beetle is recorded against all the insects logged in Toronto (9 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.

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