Yellow Grass Dart

Yellow Grass Dart

Taractrocera archias

Daily sighting probability ~10% · With luck
at Singapore

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

72 Verified sightings at Singapore
September Best month

About the Yellow Grass Dart

Taractrocera archias is a butterfly of the family Hesperiidae. It is found in mainland south-eastern Asia (Burma, Thailand, Vietnam, Malaysia), Java and Lesser Sunda Islands (east to Timor and Kisar). 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 Jakarta 🇮🇩 Indonesia
~10%
2 Singapore 🇸🇬 Singapore
~10%

Before you go

What are the chances of seeing a Yellow Grass Dart in Singapore?

With luck

About 10% of wildlife watchers report a Yellow Grass Dart sighting in Singapore on a given day, based on 72 verified sightings from GBIF citizen-science data. It is the 300th most-seen of the 1045 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 Yellow Grass Dart in Singapore?

April–June, September–October and December

In those months about 10% of wildlife watchers report a Yellow Grass Dart in Singapore on a given day, against under 5% in January–March, July–August and November, the lowest months.

Is Singapore the best place to see a Yellow Grass Dart?

Among the best

Of the 2 cities where we can rate Yellow Grass Dart sightings, Singapore ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Jakarta (Indonesia, about 10%).

Which relatives of the Yellow Grass Dart live in Singapore?

Same family: Hesperiidae

The closest relatives of the Yellow Grass Dart that you can see in Singapore (family Hesperiidae, Skippers) are Chestnut Bob (about 20%), Yellow Vein Lancer (about 20%) and Indian Palm Bob (about 10%), with each one's daily chance of a sighting.

Where does the Yellow Grass Dart sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Yellow Grass Dart is recorded against all the insects logged in Singapore (72 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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