Yellow-Spot Tortrix

Yellow-Spot Tortrix

Pseudargyrotoza conwagana

Daily sighting probability <5% · Rare
at Rotterdam [The Hague]

In 3 days ~10% in a week ~30%

8 Verified sightings at Rotterdam [The Hague]
6 In 1 park From 2019 to 2026
June Best month
☀️🌙 Day & Night When it's spotted

About the Yellow-Spot Tortrix

Pseudargyrotoza conwagana is a moth of the family Tortricidae found in Asia and Europe. It was first described by the Danish entomologists, Johan Christian Fabricius in 1775. The wingspan is 11–15 mm. The thorax is crested. The forewings are triangular, yellow, more or less suffused with orange or ferruginous and faintly darker-strigulated. The basal patch is often darker and always followed by a pale yellow dorsal mark. The central and terminal fasciae are often darker or blackish-mixed, edged with leaden-metallic dots. The hindwings are blackish - grey, lighter anteriorly. The larva yellow-whitish; dorsal line darker; head yellow-brownish.

Adults are on wing from May to July. The larvae feed on ash (Fraxinus excelsior), Manchurian ash (Fraxinus mandshurica), privet (Ligustrum species) (including broad-leaf privet (Ligustrum lucidum)) and barberry (Berberis species).

It is found in Europe, China (Heilongjiang, Jilin, Shaanxi, Sichuan, Beijing, Shandong), South Korea, Japan, Russia (Siberia, Ussuri) and Asia Minor. Fabricius originally called the moth Pyralis conwagana from a specimen found in Oxford, England. Pyralis refers to an... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Wadden Sea National Park 🇩🇪 Germany
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Copenhagen 🇩🇰 Denmark
~10%
2 Liverpool 🇬🇧 United Kingdom
~10%
3 Rotterdam [The Hague] 🇳🇱 Netherlands
<5%
4 London 🇬🇧 United Kingdom
<5%
5 Birmingham 🇬🇧 United Kingdom
<5%

Before you go

What are the chances of seeing a Yellow-Spot Tortrix in Rotterdam [The Hague]?

Rare

Under 5% of wildlife watchers report a Yellow-Spot Tortrix sighting in Rotterdam [The Hague] on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 241st most-seen of the 355 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Yellow-Spot Tortrix in Rotterdam [The Hague]?

June–July, September and November

In those months about 10% of wildlife watchers report a Yellow-Spot Tortrix in Rotterdam [The Hague] on a given day, against under 5% in August, October and December–May, the lowest months.

What time of day is best to see a Yellow-Spot Tortrix?

Between 7 and 10 pm

Across all the parks we cover, that three-hour window holds the most Yellow-Spot Tortrix sightings with a recorded time, and about 7 in 10 of them come between 6 pm and 6 am: it is seen both by day and at night.

Is Rotterdam [The Hague] the best place to see a Yellow-Spot Tortrix?

3rd of 5

Of the 5 cities where we can rate Yellow-Spot Tortrix sightings, Rotterdam [The Hague] ranks 3rd at under 5%. The best odds are in Copenhagen (Denmark, about 10%) and Liverpool (United Kingdom, about 10%).

Which relatives of the Yellow-Spot Tortrix live in Rotterdam [The Hague]?

Same family: Tortricidae

The closest relatives of the Yellow-Spot Tortrix that you can see in Rotterdam [The Hague] (family Tortricidae, Tortricid Leafroller Moths) are Clepsis dumicolana (about 10%), Common Marble (about 10%) and Carnation Tortrix (about 10%), with each one's daily chance of a sighting.

Where does the Yellow-Spot Tortrix sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Yellow-Spot Tortrix is recorded against all the insects logged in Rotterdam [The Hague] (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.

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