Sericomyia silentis
In 3 days ~40% in a week ~60%
Sericomyia silentis, is a species of hoverfly. It is widespread throughout the Palearctic but normally encountered in small numbers in mountain regions and moorland and bog locations. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Cairngorms National Park | 🇬🇧 United Kingdom | |
| 2 | Snowdonia National Park | 🇬🇧 United Kingdom | |
| 3 | Bavarian Forest National Park | 🇩🇪 Germany | |
| 4 | Pyrénées National Park | 🇫🇷 France | |
| 5 | Wadden Sea National Park | 🇩🇪 Germany |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Helsinki | 🇫🇮 Finland | |
| 2 | Birmingham | 🇬🇧 United Kingdom | |
| 3 | Copenhagen | 🇩🇰 Denmark | |
| 4 | Manchester | 🇬🇧 United Kingdom | |
| 5 | Saint Petersburg | 🇷🇺 Russia | |
| 6 | Moscow | 🇷🇺 Russia |
With luck
About 10% of wildlife watchers report a Yellow-Barred Peat Hover Fly sighting in Snowdonia National Park on a given day, based on 19 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 106th 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 60%, if each day is a fresh chance.
June and August–September
In those months about 20% of wildlife watchers report a Yellow-Barred Peat Hover Fly in Snowdonia National Park on a given day, against under 5% in October to April, the lowest months.
Between noon and 3 pm
Across all the parks we cover, that three-hour window holds the most Yellow-Barred Peat Hover Fly sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
2nd of 5
Of the 5 parks where we can rate Yellow-Barred Peat Hover Fly sightings, Snowdonia National Park ranks 2nd at about 10%. The best odds are in Cairngorms National Park (United Kingdom, about 20%).
Same family: Syrphidae
The closest relatives of the Yellow-Barred Peat Hover Fly that you can see in Snowdonia National Park (family Syrphidae, Hover Flies) are Tapered Drone Fly (about 20%), Marmalade Hover Fly (about 20%) and Common Drone Fly (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Yellow-Barred Peat Hover Fly is recorded against all the insects logged in Snowdonia National Park (19 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.
