Pale Grass Blue

Pale Grass Blue

Pseudozizeeria maha

Daily sighting probability ~40% · Likely
at Nagoya

In 3 days ~70% in a week >90%

56 Verified sightings at Nagoya
26 In all 3 parks From 2019 to 2026
September 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 Nagoya?

Likely

About 40% of wildlife watchers report a Pale Grass Blue sighting in Nagoya on a given day, based on 56 verified sightings from GBIF citizen-science data. It is the 12th most-seen of the 195 insects we can rate there. Over three days the chance rises to about 70%, and over a week to over 90%, if each day is a fresh chance.

When is the best time to see a Pale Grass Blue in Nagoya?

September

In that month about 60% of wildlife watchers report a Pale Grass Blue in Nagoya on a given day, against under 5% in December to March, the lowest months. That is one of Nagoya's wettest months, with about 220 mm of rain against 75 mm in January.

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 Nagoya the best place to see a Pale Grass Blue?

6th of 61

Of the 61 cities where we can rate Pale Grass Blue sightings, Nagoya ranks 6th at about 40%. The best odds are in Gwangju (South Korea, about 60%), Jamshedpur (India, about 50%) and Kanpur (India, about 40%).

Which relatives of the Pale Grass Blue live in Nagoya?

Same family: Lycaenidae

The closest relatives of the Pale Grass Blue that you can see in Nagoya (family Lycaenidae, Gossamer-winged Butterflies) are Small Copper (about 30%), Short-Tailed Blue (about 30%) and Pea Blue (about 20%), with each one's daily chance of a sighting.

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 Nagoya (56 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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