Red-Shouldered Stink Bug

Red-Shouldered Stink Bug

Thyanta custator

Daily sighting probability <5% · Rare
at Salt Lake City

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

9 Verified sightings at Salt Lake City
5 In 1 park From 2019 to 2026
October Best month
☀️🌙 Day & Night When it's spotted

About the Red-Shouldered Stink Bug

Thyanta custator, commonly known as the red-shouldered stink bug, is a species of stink bug in the family Pentatomidae. It is found in North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Saguaro National Park 🇺🇸 United States
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Dallas 🇺🇸 United States
~10%
2 Mesa 🇺🇸 United States
~10%
3 Austin 🇺🇸 United States
<5%
4 Phoenix 🇺🇸 United States
<5%
5 Montreal 🇨🇦 Canada
<5%
6 Salt Lake City 🇺🇸 United States
<5%
7 San Antonio 🇺🇸 United States
<5%
8 Denver 🇺🇸 United States
<5%
9 Toronto 🇨🇦 Canada
<5%
10 Houston 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Red-Shouldered Stink Bug in Salt Lake City?

Rare

Under 5% of wildlife watchers report a Red-Shouldered Stink Bug sighting in Salt Lake City on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 149th most-seen of the 242 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 Red-Shouldered Stink Bug in Salt Lake City?

October

In that month about 10% of wildlife watchers report a Red-Shouldered Stink Bug in Salt Lake City on a given day, against under 5% in November to September, the lowest months.

What time of day is best to see a Red-Shouldered Stink Bug?

Between 7 and 10 pm

Across all the parks we cover, that three-hour window holds the most Red-Shouldered Stink Bug sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is seen both by day and at night.

Is Salt Lake City the best place to see a Red-Shouldered Stink Bug?

6th of 14

Of the 14 cities where we can rate Red-Shouldered Stink Bug sightings, Salt Lake City ranks 6th at under 5%. The best odds are in Dallas (United States, about 10%), Mesa (United States, about 10%) and Austin (United States, under 5%).

Which relatives of the Red-Shouldered Stink Bug live in Salt Lake City?

Same family: Pentatomidae

The closest relatives of the Red-Shouldered Stink Bug that you can see in Salt Lake City (family Pentatomidae, Stink Bugs) are Brown Marmorated Stink Bug (about 10%) and Conchuela Bug (about 10%), with each one's daily chance of a sighting.

Where does the Red-Shouldered Stink Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Red-Shouldered Stink Bug is recorded against all the insects logged in Salt Lake City (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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