Sehirus luctuosus
In 3 days ~10% in a week ~30%
Sehirus luctuosus, the Forget-me-not Bug, is a burrowing shieldbug belonging to the family Cydnidae. It is found from Europe to Central Asia.In Central Europe it is widespread and not uncommon. They are found in the Alps on sunny slopes up to almost 2000 meters above sea level.
Adults are 6.2 to 8.3 millimeters long. They are completely black in colour and only sometimes have a bronze sheen. The second antennal segment (pedicellus) is much paler than the rest. Sehirus luctuosus feeds on species of Anchusa. Echium vulgare, forget-me-nots Myosotis and species of violets including Viola riviniana. Pairing is at the end of April and in May. During this time the imagines are found running and flying on many different plant species. Nymphs are found on the ground below the food crops. The nymphs occur primarily in June and July, the adult animals of the new generation from late July or August. There is one generation per year. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Rotterdam [The Hague] | 🇳🇱 Netherlands | |
| 2 | Kyiv | 🇺🇦 Ukraine | |
| 3 | Birmingham | 🇬🇧 United Kingdom |
Rare
Under 5% of wildlife watchers report a Forget-Me-Not Shieldbug sighting in Rotterdam [The Hague] on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 301st most-seen of the 355 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
April and May
In those months about 10% of wildlife watchers report a Forget-Me-Not Shieldbug in Rotterdam [The Hague] on a given day, against under 5% in June to March, the lowest months.
Yes
Of the 3 cities where we can rate Forget-Me-Not Shieldbug sightings, Rotterdam [The Hague] has the highest daily chance: under 5%. Next come Kyiv (Ukraine, under 5%) and Birmingham (United Kingdom, under 5%).
GBIF citizen-science records
It is estimated from how often the Forget-Me-Not Shieldbug is recorded against all the insects logged in Rotterdam [The Hague] (6 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.
