Gasterocercus onizo

Gasterocercus onizo

Gasterocercus onizo

Daily sighting probability ~10% · With luck
at Taroko National Park

In 3 days ~30% in a week ~60%

12 Verified sightings at Taroko National Park From 2019 to 2026
12 In 1 park
March Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Taroko National Park 🇹🇼 Taiwan
~10%

More parks will be added in future updates.

Before you go

What are the chances of seeing a Gasterocercus onizo in Taroko National Park?

With luck

About 10% of wildlife watchers report a Gasterocercus onizo sighting in Taroko National Park on a given day, based on 12 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 160th most-seen of the 447 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.

When is the best time to see a Gasterocercus onizo in Taroko National Park?

March and December–January

In those months about 20% of wildlife watchers report a Gasterocercus onizo in Taroko National Park on a given day, against under 5% in July–August and October, the lowest months.

What time of day is best to see a Gasterocercus onizo?

Between 8 and 11 am

Across all the parks we cover, that three-hour window holds the most Gasterocercus onizo sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Gasterocercus onizo?

Only Taroko National Park, in our data

Taroko National Park is the only park on Wallace's Line with enough records to rate Gasterocercus onizo sightings: about 10% of wildlife watchers there report one on a given day.

Which relatives of the Gasterocercus onizo live in Taroko National Park?

Same family: Curculionidae

The closest relatives of the Gasterocercus onizo that you can see in Taroko National Park (family Curculionidae, True Weevils) are Sympiezomias cribricollis (about 60%) and Pimelocerus perforatus (about 10%), with each one's daily chance of a sighting.

Where does the Gasterocercus onizo sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Gasterocercus onizo is recorded against all the insects logged in Taroko National Park (12 verified sightings from 2019 to 2026), 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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