What are the chances of seeing a Swordgrass Brown in Royal National Park?
Possible
About 20% of wildlife watchers report a Swordgrass Brown sighting in Royal National Park on a given day, based on 63 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 11th most-seen of the 175 insects we can rate there. Over three days the chance rises to about 60%, and over a week to about 90%, if each day is a fresh chance.
When is the best time to see a Swordgrass Brown in Royal National Park?
October
In that month about 40% of wildlife watchers report a Swordgrass Brown in Royal National Park on a given day, against under 5% in June to August, the lowest months.
What time of day is best to see a Swordgrass Brown?
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Swordgrass 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.
Is Royal National Park the best place to see a Swordgrass Brown?
4th of 6
Of the 6 parks where we can rate Swordgrass Brown sightings, Royal National Park ranks 4th at about 20%. The best odds are in Booderee National Park (Australia, about 40%), Blue Mountains National Park (Australia, about 40%) and Wilsons Promontory National Park (Australia, about 30%).
Which relatives of the Swordgrass Brown live in Royal National Park?
Same family: Nymphalidae
The closest relatives of the Swordgrass Brown that you can see in Royal National Park (family Nymphalidae, Brush-footed Butterflies) are Brown Ringlet (about 30%), Monarch (about 20%) and Common Brown (about 20%), with each one's daily chance of a sighting.
Where does the Swordgrass Brown sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Swordgrass Brown is recorded against all the insects logged in Royal National Park (63 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.