White-Margined Alydid

White-Margined Alydid

Alydus pilosulus

Daily sighting probability <5% · Rare
at Boston

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

10 Verified sightings at Boston
September Best month

About the White-Margined Alydid

Alydus pilosulus is a species of broad-headed bug in the family Alydidae. It is found in North America and Oceania. 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 Houston 🇺🇸 United States
<5%
2 Dallas 🇺🇸 United States
<5%
3 Austin 🇺🇸 United States
<5%
4 Boston 🇺🇸 United States
<5%
5 San Antonio 🇺🇸 United States
<5%
6 New York City 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a White-Margined Alydid in Boston?

Rare

Under 5% of wildlife watchers report a White-Margined Alydid sighting in Boston on a given day, based on 10 verified sightings from GBIF citizen-science data. It is the 738th 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 a White-Margined Alydid in Boston?

Any time of year

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

Is Boston the best place to see a White-Margined Alydid?

Among the best

Of the 6 cities where we can rate White-Margined Alydid sightings, Boston ranks 4th at under 5%, level with the leaders once rounded. The best odds are in Houston (United States, under 5%), Dallas (United States, under 5%) and Austin (United States, under 5%).

Where does the White-Margined Alydid sighting chance come from?

GBIF citizen-science records

It is estimated from how often the White-Margined Alydid is recorded against all the insects logged in Boston (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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