Spined Assassin Bug

Spined Assassin Bug

Sinea diadema

Daily sighting probability <5% · Rare
at Minneapolis [Saint Paul]

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

6 Verified sightings at Minneapolis [Saint Paul]
October Best month

About the Spined Assassin Bug

Sinea diadema is a species of assassin bug family (Reduviidae), in the subfamily Harpactorinae. Sinea diadema is bivoltine, preys on small bugs and beetles, and overwinters in the egg stage. 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 Minneapolis [Saint Paul] 🇺🇸 United States
<5%
2 Chicago 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Spined Assassin Bug in Minneapolis [Saint Paul]?

Rare

Under 5% of wildlife watchers report a Spined Assassin Bug sighting in Minneapolis [Saint Paul] on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 546th most-seen of the 672 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 Spined Assassin Bug in Minneapolis [Saint Paul]?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Spined Assassin Bug in Minneapolis [Saint Paul] on a given day, so our monthly data shows no clear season.

Is Minneapolis [Saint Paul] the best place to see a Spined Assassin Bug?

Yes

Of the 2 cities where we can rate Spined Assassin Bug sightings, Minneapolis [Saint Paul] has the highest daily chance: under 5%. Next come Chicago (United States, under 5%).

Which relatives of the Spined Assassin Bug live in Minneapolis [Saint Paul]?

Same family: Reduviidae

The closest relatives of the Spined Assassin Bug that you can see in Minneapolis [Saint Paul] (family Reduviidae, Assassin Bugs) are Pale Green Assassin Bug (about 10%), Acholla multispinosa (about 10%) and Jagged Ambush Bug (about 10%), with each one's daily chance of a sighting.

Where does the Spined Assassin Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Spined Assassin Bug is recorded against all the insects logged in Minneapolis [Saint Paul] (6 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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