Thallarcha albicollis
In 3 days ~20% in a week ~40%
Thallarcha albicollis is a moth of the subfamily Arctiinae first described by Rudolf Felder and Alois Friedrich Rogenhofer in 1875. It is found in Australia, including Tasmania. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Great Otway National Park | 🇦🇺 Australia | |
| 2 | Blue Mountains National Park | 🇦🇺 Australia |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Melbourne | 🇦🇺 Australia |
With luck
About 10% of wildlife watchers report a Thallarcha albicollis sighting in Great Otway National Park on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 226th most-seen of the 418 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
March
In that month about 20% of wildlife watchers report a Thallarcha albicollis in Great Otway National Park on a given day, against under 5% in April–October and December, the lowest months.
Between 8 and 11 pm
Across all the parks we cover, that three-hour window holds the most Thallarcha albicollis sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.
Yes
Of the 2 parks where we can rate Thallarcha albicollis sightings, Great Otway National Park has the highest daily chance: about 10%. Next come Blue Mountains National Park (Australia, about 10%).
Same family: Erebidae
The closest relatives of the Thallarcha albicollis that you can see in Great Otway National Park (family Erebidae, Underwing, Tiger, Tussock, and Allied Moths) are Southern Moon Moth (about 20%), Heliotrope Moth (about 10%) and Black-And-White Tiger Moth (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Thallarcha albicollis is recorded against all the insects logged in Great Otway 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.
