Kirby's Backswimmer

Kirby's Backswimmer

Notonecta kirbyi

Daily sighting probability <5% · Rare
at Seattle

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

5 Verified sightings at Seattle
5 In 1 park From 2019 to 2026
August Best month
☀️ Diurnal When it's spotted

About the Kirby's Backswimmer

Notonecta kirbyi, or Kirby's backswimmer, is a species of backswimmer in the family Notonectidae. It is found in North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Grand Teton National Park 🇺🇸 United States
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Portland 🇺🇸 United States
<5%
2 Calgary 🇨🇦 Canada
<5%
3 Vancouver 🇨🇦 Canada
<5%
4 Seattle 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Kirby's Backswimmer in Seattle?

Rare

Under 5% of wildlife watchers report a Kirby's Backswimmer sighting in Seattle on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 380th most-seen of the 428 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 a Kirby's Backswimmer in Seattle?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Kirby's Backswimmer in Seattle on a given day, so our monthly data shows no clear season.

What time of day is best to see a Kirby's Backswimmer?

Between noon and 3 pm

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

Is Seattle the best place to see a Kirby's Backswimmer?

Among the best

Of the 4 cities where we can rate Kirby's Backswimmer sightings, Seattle ranks 4th at under 5%, level with the leaders once rounded. The best odds are in Portland (United States, under 5%), Calgary (Canada, under 5%) and Vancouver (Canada, under 5%).

Where does the Kirby's Backswimmer sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Kirby's Backswimmer is recorded against all the insects logged in Seattle (5 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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