70.292 BF1969 - Grey Scalloped Bar - Geometridae - Dyscia fagaria

70.292 BF1969 – Geometridae – Ennominae – Dyscia fagaria – Grey Scalloped Bar

Adult Macro: CAT 1 – Distinctive species unlikely to be confused with others –

– click for Adult Macro Verification Guidelines

– Rare / Uncommon / Scarce

Taxonomy: Macro >> . . >> Geometridae >> Ennominae

ID Difficulty: green

– easy to identify, generally distinctive and unlikely to be confused with other species.

ID pointers: Quite a distinctive moth. As the name suggests, there is a curved scalloped cross-line running through the outer forewing running into hindwing and another smaller curved cross-line near the wing base. A dark spot is located in between the two forewing cross-lines. The ground colour is a silver-grey but can be very variable.

Distribution: (Last record: 2023 ) – Last Recorded in 2023 – A scarce resident that is locally distributed in Derbyshire. Despite considerable areas of moorland in the north of the county, this moth is rarely seen and seems to favour the eastern moors. During the period 2019-2023 only four reports.

Flight Period: July / August / – On the wing July – August

Moth Activity: Nocturnal

*** Last updated on 6 May 2025 by RP ***

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Wingspan: 31-40mm

Food Plant: Heather (Calluna) and Heath (Erica).

Last Recorded Year: 2023

Last Recorded By – Not Recorded

Last Recorded General Area – Not Recorded

IMAGES BELOW: Derbyshire – Image by Simon Roddis © / Wildboar Clough, Longdendale, Derbyshire – Christian Heintzen ©

Grey Scalloped Bar – Dyscia fagaria – Simon Roddis

Grey Scalloped-bar – Christian Heintzen

Grey Scalloped Bar -14th July 2024 - Glossop - Christian Heintzen

Grey Scalloped Bar - Derbyshire - Simon Roddis©

Distribution Map for Dyscia fagaria

derbyshiremoths.org © makes no guarantee of accuracy of data used in these maps and charts – they are presented to you with best endeavours and the data behind them updated periodically as time permits. Historic records are being discovered all the time. These will be assessed, so once they are all verified, they will be incorporated onto the map and charts.

Found 30 records
    ↳ 1 from After 2025
    ↳ 5 from 2020 - 2024
    ↳ 24 from Before 2020

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Bedrock Geology ** indirectly affects moth distribution by influencing the type of habitat and food plants available in an area. In turn, this may affect the types of moths that can thrive, or where they can most likely be found.

Monthly Records By Year: Dyscia fagaria

Monthly Counts By Year: Dyscia fagaria

Recordings By Year: Dyscia fagaria

Annual Growth Rate (AGR): Dyscia fagaria

AGR: 0% | Total % Change: 0%

Years Analysed: 2000 – 2024

Hectad (10kmx10km) Coverage: Dyscia fagaria

Flight Periods – Indicative –vs– Recorded Data
Dyscia fagaria

Flight Period chart – the grey hatched area above, which can cross one or more months, pictorially represents the best guess we have for this moth's flight periods [month/s]. The coloured lines represent the actual months seen in flight, from site observation records received between 2020-2025.

Records Behind the Map and Charts - Dyscia fagaria – 30 records available

Listed by Year - descending

Taxon	Site Name	Tetrad	Year	Date	Count	Stage
Dyscia fagaria	Wardlow, Roost Barn	SK17X	2025	16/05/2025	1	adult
Dyscia fagaria	Glossop, Black Moor at 450 m	SK09Q	2024	14/07/2024	1	adult
Dyscia fagaria	Staveley Derbyshire	SK47H	2023	23/06/2023	1	adult
Dyscia fagaria	Glossop, Gnat Hole Rough Fields	SK09L	2023	02/06/2023	1	adult
Dyscia fagaria	Glossop, Moorfield, Wood's Cabin	SK09L	2023	22/05/2023	1	adult
Dyscia fagaria	Hathersage	SK28F	2021	26/06/2021	1	adult
Dyscia fagaria	Birch Vale	SK08I	2018	07/06/2018	1	adult
Dyscia fagaria	The Old Manse, Ault Hucknall, Glapwell	SK46S	2013	22/07/2013	1	Adult
Dyscia fagaria	The Old Manse, Ault Hucknall, Glapwell	SK46S	2013	22/07/2013	1	Adult
Dyscia fagaria	The Hollies,Station Rd,Darley Dale	SK26R	2009	08/06/2009	1	Adult
Dyscia fagaria	Beeley Moor (Slagmill Plantation)	SK36E	2007	09/05/2007	1	Adult
Dyscia fagaria	Beeley Moor (triangle), Beeley	SK26Y	1990	22/05/1990 - 28/05/1990	3	Adult
Dyscia fagaria	Beeley Moor (triangle), Beeley	SK26Y	1990	22/05/1990 - 28/05/1990	3	Adult
Dyscia fagaria	Beeley Moor (triangle), Beeley	SK26Y	1990	27/05/1990	2	Adult
Dyscia fagaria	Beeley Triangle, Beeley Moor, Beeley	SK26Y	1990	27/05/1990	2	Adult
Dyscia fagaria	Johnnygate, Barlow, Chesterfield	SK37C	1979	29/07/1979	1	Adult
Dyscia fagaria	Beeley Moor, Beeley (site not precies)	SK26Z	1979	03/07/1979	5	Adult
Dyscia fagaria	Johnnygate, Barlow, Chesterfield	SK37C	1979	29/07/1979	1	Adult
Dyscia fagaria	Whitesprings, Hall Dale, Darley Dale (site not precise)	SK26R	1976	24/04/1976	1	Larvae
Dyscia fagaria	Wragg's Quarry, Beeley Moor, Beeley	SK26Y	1971	04/05/1971	1	Larvae
Dyscia fagaria	Wragg's Quarry, Beeley Moor	SK26Y	1971	04/05/1971	1	Larvae
Dyscia fagaria	Wragg's Quarry,Rowsley Moor	SK26Y	1969	26/07/1969	1	Adult
Dyscia fagaria	Beeley Moor, Beeley (site not precise)	SK26Z	1969	06/07/1969	1	Adult
Dyscia fagaria	Wragg's Quarry, Beeley Moor, Beeley	SK26Y	1969	26/07/1969	1	Adult
Dyscia fagaria	Beeley Moor, Beeley (site not precies)	SK26Z	1969	06/07/1969	1	Adult
Dyscia fagaria	Slagmill Plantation (moors area) (site not precise)	SK26Z	1960	18/06/1960	1	Adult
Dyscia fagaria	Wragg's Quarry, Beeley Moor, Beeley	SK26Y	1958	21/06/1958	1	Adult
Dyscia fagaria	Wragg's Quarry,Rowsley Moor	SK26Y	1958	21/06/1958	1	Adult
Dyscia fagaria	Wragg's Quarry,Rowsley Moor	SK26Y	1958	27/05/1958	1	Adult
Dyscia fagaria	Wragg's Quarry, Beeley Moor, Beeley	SK26Y	1958	27/05/1958	1	Adult