Prociphilus tessellatus
In 3 days ~20% in a week ~30%
Prociphilus tessellatus, known generally as the woolly alder aphid or maple blight aphid, is a species of aphid in the family Aphididae. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Edmonton | 🇨🇦 Canada | |
| 2 | Toronto | 🇨🇦 Canada | |
| 3 | Boston | 🇺🇸 United States | |
| 4 | Washington | 🇺🇸 United States | |
| 5 | Minneapolis [Saint Paul] | 🇺🇸 United States | |
| 6 | Chicago | 🇺🇸 United States | |
| 7 | New York City | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Woolly Alder Aphid sighting in Edmonton on a given day, based on 31 verified sightings from GBIF citizen-science data. It is the 85th most-seen of the 390 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
January, April and June–November
In those months about 10% of wildlife watchers report a Woolly Alder Aphid in Edmonton on a given day, against under 5% in February–March, May and December, the lowest months.
Yes
Of the 7 cities where we can rate Woolly Alder Aphid sightings, Edmonton has the highest daily chance: about 10%. Next come Toronto (Canada, under 5%) and Boston (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Woolly Alder Aphid is recorded against all the insects logged in Edmonton (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.
