Halmus chalybeus
In 3 days ~10% in a week ~30%
Halmus chalybeus, commonly known as the steelblue ladybird, is a species of ladybird in the beetle family Coccinellidae and the genus Halmus that is native to Australia. Adult and larval steelblue ladybirds eat a variety of small insects, including but not limited to scale insects, psyllids, whitefly and free living gall mites (Eriophyoidea). Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Abel Tasman National Park | 🇳🇿 New Zealand | |
| 2 | Egmont National Park | 🇳🇿 New Zealand | |
| 3 | Springbrook National Park | 🇦🇺 Australia | |
| 4 | Blue Mountains National Park | 🇦🇺 Australia |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Auckland | 🇳🇿 New Zealand | |
| 2 | Brisbane | 🇦🇺 Australia | |
| 3 | Sydney | 🇦🇺 Australia | |
| 4 | San Diego | 🇺🇸 United States | |
| 5 | Los Angeles | 🇺🇸 United States | |
| 6 | San Francisco | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Steelblue Lady Beetle sighting in Blue Mountains National Park on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 456th most-seen of the 789 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
February, May–June, August and November
In those months about 10% of wildlife watchers report a Steelblue Lady Beetle in Blue Mountains National Park on a given day, against under 5% in March–April, July, September–October and December–January, the lowest months.
Between 1 and 4 pm
Across all the parks we cover, that three-hour window holds the most Steelblue Lady Beetle sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
4th of 4
Of the 4 parks where we can rate Steelblue Lady Beetle sightings, Blue Mountains National Park ranks 4th at about 10%. The best odds are in Abel Tasman National Park (New Zealand, about 20%), Egmont National Park (New Zealand, about 20%) and Springbrook National Park (Australia, about 10%).
Same family: Coccinellidae
The closest relatives of the Steelblue Lady Beetle that you can see in Blue Mountains National Park (family Coccinellidae, Lady Beetles) are Small Transverse Ladybird Beetle (about 20%), Large Spotted Ladybird (about 20%) and Variegated Lady Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Steelblue Lady Beetle is recorded against all the insects logged in Blue Mountains 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.
