BC National Action Plan for Wales - Medium Priority Species
Angle-striped Sallow
Entephria flavicincta
Two records from Plas Tan y Bwlch, Merionethshire (1996 & 1997).
Barred Carpet
Perizoma taeniata
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Barret’s Marbled Coronet
Hadena luteago
Has been recorded on Anglesey. Current status unknown.
Bilberry Pug
Pasiphila debiliata
Possibly common but there are few actual records.
Bleached Pug
Eupithecia expallidata
Has been caught recently in Merionethshire and Caernarvonshire.
Blomer’s Rivulet
Discoloxia blomeri
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Broom-tip
Chesias rufata rufata
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Chestnut-coloured Carpet
Thera cognata
The larvae of this species feed on Juniper so it is understanably rare in North Wales. Recorded on the Great Orme in 2001.
Cistus Forester
Adscita geryon
A very scarce forester moth associated with Common Rockrose in limestone districts. Quite easy to see on the Great Orme’s Head and nearby vicinity.
Cloaked Carpet
Euphyia biangulata
Possibly under-recorded. Look for this moth in humid, dripping, shady places such as near waterfalls, gorges and similar.
Coast Dart
Euxoa cursoria
Status uncertain due to possible errors in identification. It may be that the species does not occur in North Wales and all records are in error.
Crescent Dart
Agrotis trux lunigera
A fairly common coastal species. Has recently been recorded well away from any coastal cliffs.
Crescent Striped
Apamea oblonga
Denbighshire and Flintshire.
Devon Carpet
Lampropteryx otregiata
This is now known to be rather a common species in this region. The moths are often disturbed by day as well as regularly turning up in light traps.
Dotted Carpet
Alcis jubata
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Goat Moth
Cossus cossus
This large moth is likely to be under recorded.
Grass Wave
Perconia strigillaria
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Hoary Footman
Eilema caniola
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Large Red-belted Clearwing
Synanthedon culiciformis
Known only from Fenn’s Moss.
Lead-coloured Pug
Eupithecia plumbeolata
Light Feathered Rustic
Agrotis cinerea
Lunar Yellow Underwing
Noctua orbona
This is now a very scarce species in Britain. Recorded from Anglesey in the 1970s and in 1982. Other recent records are likely to be misidentifications.
Manchester Treble-bar
Carsia sororiata anglica
This bog-dwelling species is well known from Fenn’s Moss, Denbighshire. The possibilty that it also occurs elsewhere in North Wales is suggested by two recent captures (2002 & 2003).
Marsh Oblique-barred
Hypenodes humidalis
A common species but easily overlooked on account of its diminutive size.
Oblique Striped
Phibalapteryx virgata
Recent records from Caernarvonshire.
Orange Footman
Eilema sororcula
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Plain Clay
Eugnorisma depuncta
Denbighshire.
Portland Moth
Actebia praecox
This sand dune species has been recorded at Aberffraw, Newborough Warren, Morfa Harlech and Morfa Dyffryn. There appear to have been no records for the last twenty years.
Purple-bordered Gold
Idaea muricata
Fenn’s Moss.
Red Sword-grass
Xylena vetusta
A common moth in northwest Wales. The species overwinters as an adult and comes to light traps in the autumn and then again in the spring.
Ringed Carpet
Cleora cinctaria
Known from the area around Porthmadog. Recorded at Hafod Garregog in 1991.
Sand Dart
Agrotis ripae
Recorded from sand dunes around the coast of North Wales. Some records may be the result of incorrect identifications .
Satin Lutestring
Tetheella fluctuosa
Quite a common moth, associated with birch woods. Numerous recent records.
Shore Wainscot
Mythimna litoralis
This moth appears to be common in the large sand dune systems of North Wales.
Silky Wainscot
Chilodes maritimus
Silvery Arches
Polia trimaculosa
Six-belted Clearwing
Bembecia ichneumoniformis
May be reasonably common in Flintshire and Denbighshire. Not yet recorded elsewhere.
Small Chocolate-tip
Clostera pigra
Square-Spot Dart
Euxoa obelisca
A coastal species. Status uncertain. There have been recent records but these have not been independently verified.
Thrift clearwing
Synansphecia muscaeformis
Rocky coasts of Caernarvonshire and Anglesey. Responds well to pheromone lures.
Thyme Pug
Eupithecia distinctaria constrictata
At least one recent record.
White Colon
Sideridis albicolon
Recorded recently at coastal sites on Anglesey.
Wormwood
Cucullia absinthii
Valerian Pug
Eupithecia valerianata
This species has been recorded recently in Merionethshire. The true status in North Wales is unknown as the moth may be under-recorded.
Additional species which are Nationally Notable but were not included in the BC NAP
Yellow-ringed Carpet
Entephria flavicincta
This upland moth is very similar to the common Grey Mountain Carpet (Entephria caesiata). It is associated with saxifrage species growing on rock ledges in the mountains. There is one very old record but it was only recently re-discovered for North Wales, on Snowdon in 1998. In 2001 a larva was found at Cwm Idwal. This is definitely a species to look out for in other similar areas.