''Eustroma reticulatum'', the netted carpet, is a
moth of the family
Geometridae. The species was
first described in 1775, by the
Austrian lepidopterists Michael Denis and
Ignaz Schiffermüller.
Description
The
wingspan is . There is one generation per year and the moths are on wing in July and August, flying from dusk. They come to
light and can be disturbed by day amongst the foodplant, or can be seen resting nearby.
Eggs are laid singly on the foodpland and the larvae are found from July to September. They feed at night on touch-me-not balsam (''
Impatiens noli-tangere
''Impatiens noli-tangere'' (touch-me-not balsam; Latin ''impatiēns'' "impatient" or "not allowing", and ''nōlī tangere'' "do not touch": literally "be unwilling to touch") is an annual herbaceous plant in the family Balsaminaceae found in dam ...
''), at first making holes in the leaves and later within the developing seedpods. In captivity they will feed on other balsams such as orange balsam (''
Impatiens capensis'') but not on Indian balsam (''
Impatiens glandulifera'') which is
naturalised
Naturalization (or naturalisation) is the legal act or process by which a non-citizen of a country may acquire citizenship or nationality of that country. It may be done automatically by a statute, i.e., without any effort on the part of the in ...
in the Lake District and out competes touch-me-not balsam.
Overwinters as a
pupa on moist ground, near the foodplant, in an earthen
cocoon.
Distribution
It is found in Europe, western and central
Siberia, northern
Mongolia, the
Amur region,
Khabarovsk
Khabarovsk ( rus, Хабaровск, a=Хабаровск.ogg, r=Habárovsk, p=xɐˈbarəfsk) is the largest types of inhabited localities in Russia, city and the administrative centre of Khabarovsk Krai, Russia,Law #109 located from the China ...
, Primorsk,
Sakhalin,
Kurils
The Kuril Islands or Kurile Islands (; rus, Кури́льские острова́, r=Kuril'skiye ostrova, p=kʊˈrʲilʲskʲɪjə ɐstrɐˈva; Japanese: or ) are a volcanic archipelago currently administered as part of Sakhalin Oblast in the ...
,
China
China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...
, the
Korean Peninsula and
Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
.
;Great Britain
It is one of the rarest species of moth in
Great Britain and is found in the
Lake District
The Lake District, also known as the Lakes or Lakeland, is a mountainous region in North West England. A popular holiday destination, it is famous for its lakes, forests, and mountains (or ''fells''), and its associations with William Wordswor ...
and two sites in north
Lancashire. The moth was close to near extinction in the 1980s and 1990s, but monitoring of nineteen sites shows that the moth is responding well to conservation management with more than 900% increase in abundance since 2000.
The moth was previousLy found in
Wales; near
Bala
Bala may refer to:
Places
India
*Bala, India, a village in Allahabad, India
* Bala, Ahor, a village in the Jalore district of Rajasthan
* Bala, Raebareli, a village in Uttar Pradesh, India
Romania
* Bala, Mehedinți, a commune in Mehedinţi ...
in 1930 and near
Dolgellau
Dolgellau () is a town and community in Gwynedd, north-west Wales, lying on the River Wnion, a tributary of the River Mawddach. It was the traditional county town of the historic county of Merionethshire ( cy, Meirionnydd, Sir Feirionnydd) un ...
in 1973.
Subspecies
* ''Eustroma reticulatum reticulatum'' (Europe, Siberia)
* ''Eustroma reticulatum chosensicola'' (Amur, Sakhalin, Kurils)
* ''Eustroma reticulatum dictyotum'' (eastern Asia)
* ''Eustroma reticulatum obsoletum'' (Kamchatka)
References
External links
Reintroduction of the netted carpet moth ''Eustroma reticulatum'' to Derwentwater, The Lake District, Cumbria, England
{{Taxonbar, from=Q1305969
Cidariini
Moths described in 1775
Moths of Asia
Moths of Europe
Taxa named by Michael Denis
Taxa named by Ignaz Schiffermüller