Alosterna tabacicolor
In 3 days ~20% in a week ~40%
Alosterna tabacicolor, the tobacco-coloured longhorn beetle, is a species of beetle in family Cerambycidae. In Europe in can be found in Austria, Belgium, Bulgaria, Croatia, the Czech Republic, Estonia, Finland, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Luxembourg, Norway, Romania, Russia, Serbia, Slovakia, Slovenia, Spain, Sweden and United Kingdom. In Asia it can be found in Armenia, Azerbaijan, China, Georgia, Iran, Japan, Kazakhstan, Mongolia, North Korea and Turkey. These beetles occur from the plains to the lower mountain ranges, especially in forests. In the southern Alps they also live in higher areas.
Alosterna tabacicolor can reach a body length of about 6–10 mm (0.24–0.39 in). These graceful longhorn beetles are slender, the head, the pronotum... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Vanoise National Park | 🇫🇷 France | |
| 2 | Bavarian Forest National Park | 🇩🇪 Germany | |
| 3 | Pyrénées National Park | 🇫🇷 France |
With luck
About 10% of wildlife watchers report a Tobacco-Coloured Longhorn Beetle sighting in Vienna on a given day, based on 122 verified sightings from GBIF citizen-science data. It is the 164th most-seen of the 1406 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
May
In that month about 20% of wildlife watchers report a Tobacco-Coloured Longhorn Beetle in Vienna on a given day, against under 5% in July to March, the lowest months.
Between noon and 3 pm
Across all the parks we cover, that three-hour window holds the most Tobacco-Coloured Longhorn Beetle sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 13 cities where we can rate Tobacco-Coloured Longhorn Beetle sightings, Vienna ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Kharkiv (Ukraine, about 10%).
Same family: Cerambycidae
The closest relatives of the Tobacco-Coloured Longhorn Beetle that you can see in Vienna (family Cerambycidae, Longhorn Beetles) are Alpine Longhorn Rosalia (about 10%), Common Grammoptera (about 10%) and Dorcadion aethiops (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Tobacco-Coloured Longhorn Beetle is recorded against all the insects logged in Vienna (122 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.
