Scarlet Flash

Scarlet Flash

Rapala dieneces

Daily sighting probability <5% · Rare
at Singapore

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

32 Verified sightings at Singapore
April Best month

About the Scarlet Flash

Rapala dieneces, the scarlet flash, is a species of lycaenid or blue butterfly first described by William Chapman Hewitson in 1878. It is found in Myanmar, northern India, Assam, Bengal, Malaya, Singapore, Sumatra, Borneo, Nias and the Philippines. 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 Singapore 🇸🇬 Singapore
<5%

Before you go

What are the chances of seeing a Scarlet Flash in Singapore?

Rare

Under 5% of wildlife watchers report a Scarlet Flash sighting in Singapore on a given day, based on 32 verified sightings from GBIF citizen-science data. It is the 501st 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 20%, if each day is a fresh chance.

When is the best time to see a Scarlet Flash in Singapore?

April

In that month about 10% of wildlife watchers report a Scarlet Flash in Singapore on a given day, against under 5% in May to March, the lowest months.

Where else can you see a Scarlet Flash?

Only Singapore, in our data

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

Where does the Scarlet Flash sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Scarlet Flash is recorded against all the insects logged in Singapore (32 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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