Andrena crataegi
In 3 days ~10% in a week ~20%
Andrena crataegi, the hawthorn miner bee, is a species of miner bee in the family Andrenidae which is in the order Hymenoptera ("ants, bees, wasps and sawflies"). Another common name for this species is hawthorn andrena.
It is found in North America. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Minneapolis [Saint Paul] | 🇺🇸 United States | |
| 2 | Boston | 🇺🇸 United States | |
| 3 | Toronto | 🇨🇦 Canada | |
| 4 | Montreal | 🇨🇦 Canada | |
| 5 | Portland | 🇺🇸 United States | |
| 6 | New York City | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Hawthorn Mining Bee sighting in Toronto on a given day, based on 31 verified sightings from GBIF citizen-science data. It is the 503rd most-seen of the 1689 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
June
In that month about 10% of wildlife watchers report a Hawthorn Mining Bee in Toronto on a given day, against under 5% in July to May, the lowest months.
Among the best
Of the 6 cities where we can rate Hawthorn Mining Bee sightings, Toronto ranks 3rd at under 5%, level with the leaders once rounded. The best odds are in Minneapolis [Saint Paul] (United States, under 5%) and Boston (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Hawthorn Mining Bee is recorded against all the insects logged in Toronto (31 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.
