Stenurella melanura
In 3 days ~20% in a week ~40%
Stenurella melanura is a flower longhorn beetle species of the family Cerambycidae, subfamily Lepturinae. Stenurella melanura samai Rapuzzi, 1995 inq. This beetle is widespread in most of Europe, in the eastern Palearctic realm, in the Oriental realm, and in the Near East. It is present in Portugal, Spain, France, Belgium, the Netherlands, Switzerland, Italy, Germany, Austria, Great Britain, Denmark, Sweden, Norway, Finland, Poland, Czech Republic, Slovakia, Hungary, Slovenia, Croatia, Serbia, Albania, Romania, Bulgaria, Greece, Turkey, Russia, Kazakhstan and Mongolia.
These beetles inhabit sunny forest edges, mixed coniferous forests, spruce pine forests and alpine and mountain pastures. Stenurella melanura can reach a length of 6–10 millimetres (0.24–0.39 in). This beetle... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Hohe Tauern National Park | 🇦🇹 Austria | |
| 2 | Tatra National Park | 🇸🇰 Slovakia | |
| 3 | Bavarian Forest National Park | 🇩🇪 Germany | |
| 4 | Triglav National Park | 🇸🇮 Slovenia | |
| 5 | Vanoise National Park | 🇫🇷 France | |
| 6 | Aigüestortes National Park | 🇪🇸 Spain | |
| 7 | Mercantour National Park | 🇫🇷 France | |
| 8 | Pyrénées National Park | 🇫🇷 France | |
| 9 | Ecrins National Park | 🇫🇷 France | |
| 10 | Cévennes National Park | 🇫🇷 France | |
| 11 | Fertő-Hanság National Park | 🇭🇺 Hungary | |
| 12 | Sierra de Guadarrama National Park | 🇪🇸 Spain | |
| 13 | Wadden Sea National Park | 🇩🇪 Germany |
With luck
About 10% of wildlife watchers report a Black-Striped Longhorn Beetle sighting in Cévennes National Park on a given day, based on 15 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 468th most-seen of the 996 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.
June to August
In those months about 10% of wildlife watchers report a Black-Striped Longhorn Beetle in Cévennes National Park on a given day, against under 5% in September to May, the lowest months. Those are among Cévennes National Park's driest months, with about 60 mm of rain a month against 260 mm in October.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Black-Striped Longhorn Beetle sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
10th of 13
Of the 13 parks where we can rate Black-Striped Longhorn Beetle sightings, Cévennes National Park ranks 10th at about 10%. The best odds are in Hohe Tauern National Park (Austria, about 20%), Tatra National Park (Slovakia, about 20%) and Bavarian Forest National Park (Germany, about 20%).
Same genus: Stenurella
The closest relatives of the Black-Striped Longhorn Beetle that you can see in Cévennes National Park (genus Stenurella) are Stenurella bifasciata (about 10%) and Small Black Longhorn Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Black-Striped Longhorn Beetle is recorded against all the insects logged in Cévennes National Park (15 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.
