Alder Spittlebug

Alder Spittlebug

Clastoptera obtusa

Daily sighting probability <5% · Rare
at Boston

In 3 days ~10% in a week ~20%

11 Verified sightings at Boston
16 In 1 park From 2019 to 2026
September Best month
☀️ Diurnal When it's spotted

About the Alder Spittlebug

Clastoptera obtusa, the alder spittlebug, is a species of spittlebug in the family Clastopteridae. It is found in North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Great Smoky Mountains National Park 🇺🇸 United States
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Boston 🇺🇸 United States
<5%
2 Chicago 🇺🇸 United States
<5%
3 Toronto 🇨🇦 Canada
<5%

Before you go

What are the chances of seeing an Alder Spittlebug in Boston?

Rare

Under 5% of wildlife watchers report an Alder Spittlebug sighting in Boston on a given day, based on 11 verified sightings from GBIF citizen-science data. It is the 695th 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.

When is the best time to see an Alder Spittlebug in Boston?

Any time of year

In every month with enough records, under 5% of wildlife watchers report an Alder Spittlebug in Boston on a given day, so our monthly data shows no clear season.

What time of day is best to see an Alder Spittlebug?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Alder Spittlebug sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is Boston the best place to see an Alder Spittlebug?

Yes

Of the 3 cities where we can rate Alder Spittlebug sightings, Boston has the highest daily chance: under 5%. Next come Chicago (United States, under 5%) and Toronto (Canada, under 5%).

Where does the Alder Spittlebug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Alder Spittlebug is recorded against all the insects logged in Boston (11 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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