Halmus chalybeus
In 3 days ~10%
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 |
Rare
Under 5% of wildlife watchers report a Steelblue Lady Beetle sighting in San Francisco on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 550th most-seen of the 737 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Steelblue Lady Beetle in San Francisco on a given day, so our monthly data shows no clear season.
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.
6th of 6
Of the 6 cities where we can rate Steelblue Lady Beetle sightings, San Francisco ranks 6th at under 5%. The best odds are in Auckland (New Zealand, about 30%), Brisbane (Australia, about 10%) and Sydney (Australia, under 5%).
Same family: Coccinellidae
The closest relatives of the Steelblue Lady Beetle that you can see in San Francisco (family Coccinellidae, Lady Beetles) are Asian Lady Beetle (about 20%), Seven-Spotted Lady Beetle (about 20%) and Convergent 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 San Francisco (8 verified sightings), 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.
