Pebble Prominent

Pebble Prominent

Notodonta ziczac

Daily sighting probability ~20% · Possible
at Snowdonia National Park

In 3 days ~40% in a week ~70%

27 Verified sightings at Snowdonia National Park From 2019 to 2026
140 In all 6 parks
August Best month
☀️🌙 Day & Night When it's spotted

About the Pebble Prominent

Notodonta ziczac, the pebble prominent, is a moth of the family Notodontidae. It is found in Europe ranging to Central Asia. The wingspan is 40–45 mm. Their forewings are light grey on the front edge, the inner portion of the wing is cinnamon-brown. In the grey area is a roundish dark grey stain shaped like a pebble bounded proximally by a dark curved line. There is a dark, curved postmedian line towards the apex of the wing. The hindwings are grey, darker grey in the females. They have a dark, discal lunule. The thorax and abdomen are dark brown and thickly clothed with hair.

Seitz- Basal half of forewing light yellowish brown, the central costal area white-grey in between at dark transverse line and the large arcuate black discal spot, beyond the discal spot a broad dark cloud distally bounded by a pale dentate line; in the marginal area a slightly undulate dark submarginal line (distally pale-edged and curving basad below costal margin in the shape of a black longitudinal stripe; marginal line and hind margin black. Hindwing paler or darker greyish brown. The black markings of the forewing

sometimes dark brown, but never paler. Central and Northern Europe, southward... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Snowdonia National Park 🇬🇧 United Kingdom
~20%
2 Wadden Sea National Park 🇩🇪 Germany
~10%
3 Cairngorms National Park 🇬🇧 United Kingdom
~10%
4 Bavarian Forest National Park 🇩🇪 Germany
~10%
5 Pyrénées National Park 🇫🇷 France
~10%
6 Sierra de Guadarrama National Park 🇪🇸 Spain
<5%

Cities Where Found

# City Country Daily sighting probability
1 Liverpool 🇬🇧 United Kingdom
~10%
2 Manchester 🇬🇧 United Kingdom
<5%
3 Porto 🇵🇹 Portugal
<5%
4 London 🇬🇧 United Kingdom
<5%
5 Birmingham 🇬🇧 United Kingdom
<5%
6 Prague 🇨🇿 Czechia
<5%
7 Paris 🇫🇷 France
<5%

Before you go

What are the chances of seeing a Pebble Prominent in Snowdonia National Park?

Possible

About 20% of wildlife watchers report a Pebble Prominent sighting in Snowdonia National Park on a given day, based on 27 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 75th most-seen of the 387 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.

When is the best time to see a Pebble Prominent in Snowdonia National Park?

April–May and July–August

In those months about 20% of wildlife watchers report a Pebble Prominent in Snowdonia National Park on a given day, against under 5% in September to March, the lowest months.

What time of day is best to see a Pebble Prominent?

Between 11 pm and 2 am

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

Is Snowdonia National Park the best place to see a Pebble Prominent?

Yes

Of the 6 parks where we can rate Pebble Prominent sightings, Snowdonia National Park has the highest daily chance: about 20%. Next come Wadden Sea National Park (Germany, about 10%) and Cairngorms National Park (United Kingdom, about 10%).

Where does the Pebble Prominent sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Pebble Prominent is recorded against all the insects logged in Snowdonia National Park (27 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.

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