Neoitamus cyanurus
In 3 days ~20% in a week ~30%
Neoitamus cyanurus, the common awl robberfly, is a carnivorous species of 'robber fly' belonging to the family Asilidae. It is an eastern Palearctic realm species, with a limited distribution in Europe (Austria, Belgium, British Isles, Bulgaria, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Ireland, Italy, North European Russia, Poland, Romania, Slovakia, Sweden, Switzerland, The Netherlands), but it is also present in the Near East and in the Oriental realm.
This species mainly inhabits spruce forest edge and hedge rows., but also wooded gardens and parks. It is a small, grey-black asilid (10-15 mm.) Difficult to distinguish from other Neoitamus. Older works are also useful Neoitamus cyanurus can reach a body length of about 12–17 millimetres (0.47–0.67 in) and a wing length of about 8–12 millimetres (0.31–0.47 in). Adults can be found from May to October, peaking in June and July. It is an ancient woodland species (especially oak). The adult... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Hamburg | 🇩🇪 Germany | |
| 2 | Amsterdam | 🇳🇱 Netherlands | |
| 3 | Rotterdam [The Hague] | 🇳🇱 Netherlands | |
| 4 | Berlin | 🇩🇪 Germany |
With luck
About 10% of wildlife watchers report a Common Awl Robber Fly sighting in Amsterdam on a given day, based on 7 verified sightings from GBIF citizen-science data. It is the 151st most-seen of the 234 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
May and June
In those months about 10% of wildlife watchers report a Common Awl Robber Fly in Amsterdam on a given day, against under 5% in July to April, the lowest months.
Among the best
Of the 4 cities where we can rate Common Awl Robber Fly sightings, Amsterdam ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Hamburg (Germany, about 10%).
Same order: Diptera
The closest relatives of the Common Awl Robber Fly that you can see in Amsterdam (order Diptera, Flies) are Common Drone Fly (about 30%), Marmalade Hover Fly (about 20%) and Hornet Mimic Hover Fly (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Common Awl Robber Fly is recorded against all the insects logged in Amsterdam (7 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.
