Rhopalomyia capitata
In 3 days ~10% in a week ~20%
Rhopalomyia capitata, the giant goldenrod bunch gall, is a species of gall midge in the family Cecidomyiidae. It is found across North America. They have been collected from Solidago canadensis, Solidago gigantea, and Solidago leavenworthii gallormers species page Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Boston | 🇺🇸 United States | |
| 2 | Minneapolis [Saint Paul] | 🇺🇸 United States | |
| 3 | Chicago | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Giant Goldenrod Bunch Gall Midge sighting in Minneapolis [Saint Paul] on a given day, based on 22 verified sightings from GBIF citizen-science data. It is the 268th most-seen of the 672 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.
August and October
In those months about 10% of wildlife watchers report a Giant Goldenrod Bunch Gall Midge in Minneapolis [Saint Paul] on a given day, against under 5% in September and November–July, the lowest months.
Among the best
Of the 3 cities where we can rate Giant Goldenrod Bunch Gall Midge sightings, Minneapolis [Saint Paul] ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Boston (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Giant Goldenrod Bunch Gall Midge is recorded against all the insects logged in Minneapolis [Saint Paul] (22 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.
