Lycia hirtaria
In 3 days ~20% in a week ~40%
The brindled beauty (Lycia hirtaria) is a Palearctic moth belonging to the family Geometridae. Lycia hirtaria cataloniae Vojnits & Mészáros, 1973 Lycia hirtaria diniensis (Oberthür, 1913) Lycia hirtaria hanoviensis (Heymons, 1891)
These moths prefer woodland and suburban areas. The brindled beauty has a wingspan of 4–5 cm. It is a large-bodied furry moth, which has a pattern which provides near-perfect camouflage on tree trunks and also gives the moth its name. The forewing ground colour is usually grey with black dusting. There is a curved anterior and a curved exterior cross line limiting the midfield. The Hindwings are also grey and have two or three crosslines. The females have a pale yellow suffusion on the wings and the front edges of their forewings are paler. The males show large comb-like... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Cairngorms National Park | 🇬🇧 United Kingdom | |
| 2 | Snowdonia National Park | 🇬🇧 United Kingdom | |
| 3 | Pyrénées National Park | 🇫🇷 France | |
| 4 | Cévennes National Park | 🇫🇷 France | |
| 5 | Bavarian Forest National Park | 🇩🇪 Germany |
With luck
About 10% of wildlife watchers report a Brindled Beauty Moth sighting in London on a given day, based on 164 verified sightings from GBIF citizen-science data. It is the 306th most-seen of the 1504 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.
April
In that month about 20% of wildlife watchers report a Brindled Beauty Moth in London on a given day, against under 5% in May to February, the lowest months.
Between 9 pm and midnight
Across all the parks we cover, that three-hour window holds the most Brindled Beauty Moth sightings with a recorded time, and about half of them come between 6 am and 6 pm: it is seen both by day and at night.
Among the best
Of the 12 cities where we can rate Brindled Beauty Moth sightings, London ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Birmingham (United Kingdom, about 10%).
Same family: Geometridae
The closest relatives of the Brindled Beauty Moth that you can see in London (family Geometridae, Geometer Moths) are Riband Wave (about 20%), Least Carpet (about 20%) and Double-Striped Pug (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Brindled Beauty Moth is recorded against all the insects logged in London (164 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.
