Hairy-eyed Flower Fly
Syrphus torvus
Syrphus torvus, the Hairy-eyed Flower Fly, is a common species of hoverfly found in the Holarctic. The adults feed on pollen and nectar, but the larvae feed on aphids. Source
Where is the Hairy-eyed Flower Fly now?
In the last 8 weeks it was recorded 39 times across 5 areas (each area is a 5 degree square).
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How the Hairy-eyed Flower Fly moves through the year
Over the weeks it was present in the past year, its centre in Europe ranged from 52°N in March to 62°N in September, about 1,100 km apart.
When does the Hairy-eyed Flower Fly arrive?
The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.
| Region | First arrival | Last arrival | Typical peak | Areas |
|---|---|---|---|---|
| Europe | 2 March 2026 | 2 March 2026 | 9 March 2026 | 1 |
Download every area as CSV · Review these arrival dates (researchers, ORCID sign-in)
Arriving at the same time in Europe
- Little Ringed Plover Charadrius dubius
- Wood Lark Lullula arborea
- Mistle Thrush Turdus viscivorus
- Northern Lapwing Vanellus vanellus
- Eurasian Skylark Alauda arvensis
- Eurasian Stone-Curlew Burhinus oedicnemus
- Common Ringed Plover Charadrius hiaticula
- Common Shelduck Tadorna tadorna
Every arrival in Europe, month by month
Related species
Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured · How it compares with human observers