Western Banded Glowworm

Western Banded Glowworm

Zarhipis integripennis

Daily sighting probability <5% · Rare
at San Francisco

In 3 days ~10%

10 Verified sightings at San Francisco
May Best month

About the Western Banded Glowworm

Zarhipis integripennis, the western banded glowworm, is a species of glowworm beetle in the family Phengodidae. It is found in North America. 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 San Francisco 🇺🇸 United States
<5%
2 Los Angeles 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Western Banded Glowworm in San Francisco?

Rare

Under 5% of wildlife watchers report a Western Banded Glowworm sighting in San Francisco on a given day, based on 10 verified sightings from GBIF citizen-science data. It is the 480th most-seen of the 737 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 Western Banded Glowworm in San Francisco?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Western Banded Glowworm in San Francisco on a given day, so our monthly data shows no clear season.

Is San Francisco the best place to see a Western Banded Glowworm?

Yes

Of the 2 cities where we can rate Western Banded Glowworm sightings, San Francisco has the highest daily chance: under 5%. Next come Los Angeles (United States, under 5%).

Where does the Western Banded Glowworm sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Western Banded Glowworm is recorded against all the insects logged in San Francisco (10 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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