Sweet Potato Weevil

Sweet Potato Weevil

Cylas formicarius

Daily sighting probability <5% · Rare
at Dallas

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

22 Verified sightings at Dallas
July Best month
☀️🌙 Day & Night When it's spotted

About the Sweet Potato Weevil

Cylas formicarius, the sweet potato weevil, is a species of sweet potato weevil in the beetle family Brentidae. It is found in Africa, Australia, the Caribbean, Europe, Northern Asia (excluding China), Central America, North America, Oceania, South America, Southern Asia, the Pacific Ocean, and temperate Asia. 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 Fuzhou 🇨🇳 China
~10%
2 Taichung 🇹🇼 Taiwan
~10%
3 Zhuhai [Macau] 🇨🇳 China
~10%
4 Hyderabad 🇮🇳 India
<5%
5 Taipei 🇹🇼 Taiwan
<5%
6 Guangzhou 🇨🇳 China
<5%
7 Houston 🇺🇸 United States
<5%
8 Brisbane 🇦🇺 Australia
<5%
9 Dallas 🇺🇸 United States
<5%
10 Austin 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Sweet Potato Weevil in Dallas?

Rare

Under 5% of wildlife watchers report a Sweet Potato Weevil sighting in Dallas on a given day, based on 22 verified sightings from GBIF citizen-science data. It is the 647th most-seen of the 1412 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 Sweet Potato Weevil in Dallas?

July

In that month about 10% of wildlife watchers report a Sweet Potato Weevil in Dallas on a given day, against under 5% in August to June, the lowest months.

What time of day is best to see a Sweet Potato Weevil?

Between 8 and 11 pm

Across all the parks we cover, that three-hour window holds the most Sweet Potato Weevil 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 Dallas the best place to see a Sweet Potato Weevil?

9th of 12

Of the 12 cities where we can rate Sweet Potato Weevil sightings, Dallas ranks 9th at under 5%. The best odds are in Fuzhou (China, about 10%), Taichung (Taiwan, about 10%) and Zhuhai [Macau] (China, about 10%).

Where does the Sweet Potato Weevil sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Sweet Potato Weevil is recorded against all the insects logged in Dallas (22 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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