Pale Grass Blue

Pale Grass Blue

Pseudozizeeria maha

Daily sighting probability ~20% · Possible
at Manas National Park

In 3 days ~50% in a week ~80%

5 Verified sightings at Manas National Park From 2019 to 2026
26 In all 3 parks
May Best month
☀️ Diurnal When it's spotted

About the Pale Grass Blue

Pseudozizeeria maha, the pale grass blue, is a small butterfly found in South Asia that belongs to the lycaenids or blues family. The species was first described by Vincenz Kollar in 1844. The subspecies of Pseudozizeeria maha are-

Pseudozizeeria maha saishutonis (Matsumura, 1927) – Korea Pseudozizeeria maha argia (Ménétriès, 1857) – Japan Male. Upperside silvery light blue with a satiny sheen in certain lights. Forewing: the apical half of the costa narrowly and the terminal margin for varying widths fuscous black, bounded outwardly on the latter by an obscure anteciliary black line. Hindwing: the costa broadly, the termen somewhat more narrowly fuscous black as in the forewing, with the width of this dark edging similarly variable; in addition there is a very diffuse and ill-defined subterminal series of spots darker than the fuscous margin. Underside... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Manas National Park 🇮🇳 India
~20%
2 Nikko National Park 🇯🇵 Japan
~20%
3 Taroko National Park 🇹🇼 Taiwan
~10%

Cities Where Found

# City Country Daily sighting probability
1 Gwangju 🇰🇷 South Korea
~60%
2 Jamshedpur 🇮🇳 India
~50%
3 Kanpur 🇮🇳 India
~40%
4 Cần Thơ 🇻🇳 Vietnam
~40%
5 Busan 🇰🇷 South Korea
~40%
6 Nagoya 🇯🇵 Japan
~40%
7 Taichung 🇹🇼 Taiwan
~40%
8 Tainan 🇹🇼 Taiwan
~30%
9 Tuen Mun 🇨🇳 China
~30%
10 Guwahati 🇮🇳 India
~30%

Before you go

What are the chances of seeing a Pale Grass Blue in Manas National Park?

Possible

About 20% of wildlife watchers report a Pale Grass Blue sighting in Manas National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 6th most-seen of the 9 insects we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.

When is the best time to see a Pale Grass Blue in Manas National Park?

April and May

In those months about 30% of wildlife watchers report a Pale Grass Blue in Manas National Park on a given day, against under 5% in November and December, the lowest months. July to October have too few records to rate.

What time of day is best to see a Pale Grass Blue?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Pale Grass Blue sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Manas National Park the best place to see a Pale Grass Blue?

Yes

Of the 3 parks where we can rate Pale Grass Blue sightings, Manas National Park has the highest daily chance: about 20%. Next come Nikko National Park (Japan, about 20%) and Taroko National Park (Taiwan, about 10%).

Where does the Pale Grass Blue sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Pale Grass Blue is recorded against all the insects logged in Manas National Park (5 verified sightings from 2019 to 2026), 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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