Spiral Borer

Spiral Borer

Agrilus acutus

Daily sighting probability ~10% · With luck
at Chennai

In 3 days ~10% in a week ~30%

8 Verified sightings at Chennai
March Best month

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 Kolkata 🇮🇳 India
~10%
2 Chennai 🇮🇳 India
~10%
3 New Delhi 🇮🇳 India
<5%
4 Mumbai 🇮🇳 India
<5%

Before you go

What are the chances of seeing a Spiral Borer in Chennai?

With luck

About 10% of wildlife watchers report a Spiral Borer sighting in Chennai on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 259th most-seen of the 376 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Spiral Borer in Chennai?

January, March–April and September–November

In those months about 10% of wildlife watchers report a Spiral Borer in Chennai on a given day, against under 5% in February, May–August and December, the lowest months.

Is Chennai the best place to see a Spiral Borer?

Among the best

Of the 4 cities where we can rate Spiral Borer sightings, Chennai ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Kolkata (India, about 10%).

Where does the Spiral Borer sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Spiral Borer is recorded against all the insects logged in Chennai (8 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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