Measured Pearl

Measured Pearl

Nausinoe geometralis

Daily sighting probability <5% · Rare
at Tuen Mun

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

5 Verified sightings at Tuen Mun
25 In 1 park From 2019 to 2026
September Best month
🌅 Crepuscular When it's spotted

About the Measured Pearl

Nausinoe geometralis is a species of moth of the family Crambidae described by Achille Guenée in 1854. It can be found in western, southern and eastern Africa, from Ghana to South Africa and some islands of the Indian Ocean as well as in Australasia, Australia and India.

Known host plants of N. geometralis are Oleaceae species, especially in the genus Jasminum. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Kruger National Park 🇿🇦 South Africa
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Harare 🇿🇼 Zimbabwe
~10%
2 Pretoria 🇿🇦 South Africa
~10%
3 Johannesburg 🇿🇦 South Africa
~10%
4 Hyderabad 🇮🇳 India
<5%
5 Chennai 🇮🇳 India
<5%
6 Tuen Mun 🇨🇳 China
<5%
7 Bengaluru 🇮🇳 India
<5%

Before you go

What are the chances of seeing a Measured Pearl in Tuen Mun?

Rare

Under 5% of wildlife watchers report a Measured Pearl sighting in Tuen Mun on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 492nd most-seen of the 557 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 Measured Pearl in Tuen Mun?

July and September–November

In those months about 10% of wildlife watchers report a Measured Pearl in Tuen Mun on a given day, against under 5% in August and December–June, the lowest months.

What time of day is best to see a Measured Pearl?

Between 5 and 8 am

Across all the parks we cover, that three-hour window holds the most Measured Pearl sightings with a recorded time, and about half of them come between 6 pm and 6 am: it is most active around dawn and dusk.

Is Tuen Mun the best place to see a Measured Pearl?

6th of 7

Of the 7 cities where we can rate Measured Pearl sightings, Tuen Mun ranks 6th at under 5%. The best odds are in Harare (Zimbabwe, about 10%), Pretoria (South Africa, about 10%) and Johannesburg (South Africa, about 10%).

Where does the Measured Pearl sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Measured Pearl is recorded against all the insects logged in Tuen Mun (5 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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