Shouldered Brown

Shouldered Brown

Heteronympha penelope

Endemic
Daily sighting probability ~10% · With luck
at Grampians National Park

In 3 days ~30% in a week ~50%

9 Verified sightings at Grampians National Park From 2019 to 2026
132 In all 4 parks
March Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Kosciuszko National Park 🇦🇺 Australia
~30%
2 Cradle Mountain-Lake St Clair National Park 🇦🇺 Australia
~20%
3 Great Otway National Park 🇦🇺 Australia
~20%
4 Grampians National Park 🇦🇺 Australia
~10%

Cities Where Found

# City Country Daily sighting probability
1 Melbourne 🇦🇺 Australia
<5%

Before you go

What are the chances of seeing a Shouldered Brown in Grampians National Park?

With luck

About 10% of wildlife watchers report a Shouldered Brown sighting in Grampians National Park on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 83rd most-seen of the 148 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.

When is the best time to see a Shouldered Brown in Grampians National Park?

March

In that month about 40% of wildlife watchers report a Shouldered Brown in Grampians National Park on a given day, against under 5% in April to January, the lowest months. That is one of Grampians National Park's driest months, with about 35 mm of rain against 85 mm in October.

What time of day is best to see a Shouldered Brown?

Between noon and 3 pm

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

Where does the Shouldered Brown sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Shouldered Brown is recorded against all the insects logged in Grampians National Park (9 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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