Siam Weed Defoliator

Siam Weed Defoliator

Pareuchaetes pseudoinsulata

Daily sighting probability <5% · Rare
at Kochi

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

6 Verified sightings at Kochi
5 In 1 park From 2019 to 2026
July Best month
🌙 Nocturnal When it's spotted

About the Siam Weed Defoliator

Pareuchaetes pseudoinsulata is a moth of the subfamily Arctiinae native to Venezuela and Trinidad and Tobago. It is an introduced species in Sri Lanka, as well as in Malaysia, Indonesia, the Philippines and Guam. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Main Ridge Forest Reserve 🇹🇹 Trinidad and Tobago
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Kochi 🇮🇳 India
<5%

Before you go

What are the chances of seeing a Siam Weed Defoliator in Kochi?

Rare

Under 5% of wildlife watchers report a Siam Weed Defoliator sighting in Kochi on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 335th most-seen of the 428 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 Siam Weed Defoliator in Kochi?

April to July

In those months about 10% of wildlife watchers report a Siam Weed Defoliator in Kochi on a given day, against under 5% in August to March, the lowest months. Those are among Kochi's wettest months, with about 340 mm of rain a month against 15 mm in January.

What time of day is best to see a Siam Weed Defoliator?

Between 9 pm and midnight

Across all the parks we cover, that three-hour window holds the most Siam Weed Defoliator sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Where else can you see a Siam Weed Defoliator?

Only Kochi, in our data

Kochi is the only city on Wallace's Line with enough records to rate Siam Weed Defoliator sightings: under 5% of wildlife watchers there report one on a given day.

Which relatives of the Siam Weed Defoliator live in Kochi?

Same family: Erebidae

The closest relatives of the Siam Weed Defoliator that you can see in Kochi (family Erebidae, Underwing, Tiger, Tussock, and Allied Moths) are Sandalwood Defoliator (about 20%), Tropical Tiger Moth (about 20%) and Handmaiden Moth (about 20%), with each one's daily chance of a sighting.

Where does the Siam Weed Defoliator sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Siam Weed Defoliator is recorded against all the insects logged in Kochi (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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