Milionia basalis

Milionia basalis

Milionia basalis

Daily sighting probability ~20% · Possible
at Zhuhai [Macau]

In 3 days ~40% in a week ~70%

31 Verified sightings at Zhuhai [Macau]
6 In 1 park From 2019 to 2026
May Best month
☀️ Diurnal When it's spotted

About the Milionia basalis

Milionia basalis is a moth of the family Geometridae first described by Francis Walker in 1854. It is found in Japan, the north-eastern parts of the Himalayas, Myanmar and Sundaland. The wingspan is 50–56 mm. The larvae feed on Dacrydium and Podocarpus species. The adult is day flying. It feed on the nectar flowers of Leptospermum flavescens in the mountains of Peninsular Malaysia. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Khao Yai National Park 🇹🇭 Thailand
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Taipei 🇹🇼 Taiwan
~20%
2 Zhuhai [Macau] 🇨🇳 China
~20%
3 Hong Kong 🇨🇳 China
~10%
4 Taichung 🇹🇼 Taiwan
~10%
5 Tuen Mun 🇨🇳 China
~10%
6 Guangzhou 🇨🇳 China
<5%

Before you go

What are the chances of seeing a Milionia basalis in Zhuhai [Macau]?

Possible

About 20% of wildlife watchers report a Milionia basalis sighting in Zhuhai [Macau] on a given day, based on 31 verified sightings from GBIF citizen-science data. It is the 21st most-seen of the 152 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.

When is the best time to see a Milionia basalis in Zhuhai [Macau]?

May

In that month about 30% of wildlife watchers report a Milionia basalis in Zhuhai [Macau] on a given day, against under 5% in March and July–January, the lowest months. That is one of Zhuhai [Macau]'s wettest months, with about 230 mm of rain against 20 mm in December.

What time of day is best to see a Milionia basalis?

Between 6 and 9 am

Across all the parks we cover, that three-hour window holds the most Milionia basalis sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is Zhuhai [Macau] the best place to see a Milionia basalis?

Among the best

Of the 6 cities where we can rate Milionia basalis sightings, Zhuhai [Macau] ranks 2nd at about 20%, level with the leaders once rounded. The best odds are in Taipei (Taiwan, about 20%).

Which relatives of the Milionia basalis live in Zhuhai [Macau]?

Same order: Lepidoptera

The closest relatives of the Milionia basalis that you can see in Zhuhai [Macau] (order Lepidoptera, Butterflies and Moths) are Red-Based Jezebel (about 30%), Common Mormon Swallowtail (about 30%) and Plains Cupid (about 30%), with each one's daily chance of a sighting.

Where does the Milionia basalis sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Milionia basalis is recorded against all the insects logged in Zhuhai [Macau] (31 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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