What are the chances of seeing a Milkweed Leaf-Miner Fly in Washington?
Rare
Under 5% of wildlife watchers report a Milkweed Leaf-Miner Fly sighting in Washington on a given day, based on 9 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 Milkweed Leaf-Miner Fly in Washington?
Any time of year
In every month with enough records, under 5% of wildlife watchers report a Milkweed Leaf-Miner Fly in Washington on a given day, so our monthly data shows no clear season.
Is Washington the best place to see a Milkweed Leaf-Miner Fly?
Among the best
Of the 5 cities where we can rate Milkweed Leaf-Miner Fly sightings, Washington ranks 5th at under 5%, level with the leaders once rounded. The best odds are in Boston (United States, under 5%), New York City (United States, under 5%) and Minneapolis [Saint Paul] (United States, under 5%).
Where does the Milkweed Leaf-Miner Fly sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Milkweed Leaf-Miner Fly is recorded against all the insects logged in Washington (9 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.