What are the chances of seeing a Blackberry Psyllid in Washington?
Rare
Under 5% of wildlife watchers report a Blackberry Psyllid sighting in Washington on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 1330th most-seen of the 1807 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.
When is the best time to see a Blackberry Psyllid in Washington?
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Blackberry Psyllid in Washington on a given day, so our monthly data shows no clear season.
Is Washington the best place to see a Blackberry Psyllid?
Among the best
Of the 2 cities where we can rate Blackberry Psyllid sightings, Washington ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Boston (United States, under 5%).
Where does the Blackberry Psyllid sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Blackberry Psyllid is recorded against all the insects logged in Washington (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.