Dasineura investita
In 3 days ~30% in a week ~60%
Dasineura investita, the wood nettle gall midge, forms a gall that grows on the wood nettle plant Laportea canadensis. It was described in 2016 and is caused by a midge in the family Cecidomyiidae. The galls form on the petiole, upper leaf, leaf midrib, on leaf veins, between leaf veins, flower, stem. They are oval globose 4-5 mm by 8-12 mm pale, red, white, to green translucent. There are two generations a year, the full grown larva from the autumn generation overwinters in the central chamber of the gall. The genus Dasineura is a vary large one with many gall forming species. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Shenandoah National Park | 🇺🇸 United States | |
| 2 | Great Smoky Mountains National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Minneapolis [Saint Paul] | 🇺🇸 United States | |
| 2 | Philadelphia | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Wood Nettle Gall Midge sighting in Shenandoah National Park on a given day, based on 44 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 103rd most-seen of the 723 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
June and July
In those months about 20% of wildlife watchers report a Wood Nettle Gall Midge in Shenandoah National Park on a given day, against under 5% in November to May, the lowest months.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Wood Nettle Gall Midge sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Yes
Of the 2 parks where we can rate Wood Nettle Gall Midge sightings, Shenandoah National Park has the highest daily chance: about 10%. Next come Great Smoky Mountains National Park (United States, about 10%).
Same family: Cecidomyiidae
The closest relatives of the Wood Nettle Gall Midge that you can see in Shenandoah National Park (family Cecidomyiidae, Gall and Forest Midges) are Neolasioptera impatientifolia (about 10%), Tulip Tree Leaf Spot Gall Midge (about 10%) and Macrodiplosis q-orucum (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Wood Nettle Gall Midge is recorded against all the insects logged in Shenandoah National Park (44 verified sightings from 2019 to 2026), 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.
