Sharp-Winged Drill

Sharp-Winged Drill

Dichrorampha acuminatana

Daily sighting probability ~10% · With luck
at Liverpool

In 3 days ~20% in a week ~40%

15 Verified sightings at Liverpool
August Best month

About the Sharp-Winged Drill

Dichrorampha acuminatana is a moth of the family Tortricidae. It is found in Europe and the Near East. The wingspan is 10–15 mm. The costa of the forewings is straighter than in [related species].The fold reaches 1/3. The ground colour is dark fuscous, purplish-tinged, more or less obscurely irrorated with ochreous. The costa has obscure leaden-metallic posterior streaks The basal area is paler- streaked and there is a paler broad triangular straight-edged median dorsal blotch and three black dots on the termen towards middle, sometimes nearly obsolete. The termen is straight, sinuation very slight and the white line of the cilia is sharply marked. The hindwings are light fuscous, darker in female. The larva is whitish; head light brown; plate of

2 faintly brownish. The moth flies from May to September.[1]. The larvae feed on Leucanthemum vulgare and tansy. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Liverpool 🇬🇧 United Kingdom
~10%
2 Birmingham 🇬🇧 United Kingdom
<5%
3 Montreal 🇨🇦 Canada
<5%
4 London 🇬🇧 United Kingdom
<5%

Before you go

What are the chances of seeing a Sharp-Winged Drill in Liverpool?

With luck

About 10% of wildlife watchers report a Sharp-Winged Drill sighting in Liverpool on a given day, based on 15 verified sightings from GBIF citizen-science data. It is the 344th most-seen of the 632 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.

When is the best time to see a Sharp-Winged Drill in Liverpool?

August

In that month about 20% of wildlife watchers report a Sharp-Winged Drill in Liverpool on a given day, against under 5% in June and September–April, the lowest months.

Is Liverpool the best place to see a Sharp-Winged Drill?

Yes

Of the 4 cities where we can rate Sharp-Winged Drill sightings, Liverpool has the highest daily chance: about 10%. Next come Birmingham (United Kingdom, under 5%) and Montreal (Canada, under 5%).

Where does the Sharp-Winged Drill sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Sharp-Winged Drill is recorded against all the insects logged in Liverpool (15 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.

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