Achyra affinitalis
In 3 days ~30% in a week ~60%
Achyra affinitalis, the cotton web spinner, is a moth of the family Crambidae. It was first described by Julius Lederer in 1863. This species is found in Australia and New Zealand. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Hattah-Kulkyne National Park | 🇦🇺 Australia | |
| 2 | Blue Mountains National Park | 🇦🇺 Australia | |
| 3 | Great Otway National Park | 🇦🇺 Australia |
With luck
About 10% of wildlife watchers report a Cotton Web Spinner sighting in Hattah-Kulkyne National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 43rd most-seen of the 61 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
April
In that month about 30% of wildlife watchers report a Cotton Web Spinner in Hattah-Kulkyne National Park on a given day, against under 5% in May–August and October–February, the lowest months.
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Cotton Web Spinner sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.
Yes
Of the 3 parks where we can rate Cotton Web Spinner sightings, Hattah-Kulkyne National Park has the highest daily chance: about 10%. Next come Blue Mountains National Park (Australia, about 10%) and Great Otway National Park (Australia, about 10%).
Same family: Crambidae
The closest relatives of the Cotton Web Spinner that you can see in Hattah-Kulkyne National Park (family Crambidae, Crambid Snout Moths) are Cabbage Centre Grub (about 20%), Poroporo Fruit Borer (about 10%) and Nomophila corticalis (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Cotton Web Spinner is recorded against all the insects logged in Hattah-Kulkyne 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.
