Clegyr Mawr Iron Age Enclosure
Plan your visit
🦉 Wildlife🦅 Birds🍂 Seasonal
Dogs welcome
Places › Wales › North Wales › Denbighshire Getting here
53.02812, -3.41670
Open directionsv Visiting this summer
Seasonal nature notes and what to look for now
▾ 🌞 Midsummer — early morning visits most comfortable; look for deer fawns in quieter clearings ✦ Historic character is a year-round quality here — summer brings its own atmosphere to the setting 🐕 Dogs welcome — bring water in summer; the site has enough space to find shade on hot days 🌤️ Visiting this summer
🌞 Midsummer — early morning visits most comfortable; look for deer fawns in quieter clearings ✦ Historic character is a year-round quality here — summer brings its own atmosphere to the setting 🐕 Dogs welcome — bring water in summer; the site has enough space to find shade on hot days 🦉 Wildlife
Very strong match
Multi-group wildlife — Amphibians, Birds, Mammals; Multi-group wildlife — Amphibians, Birds, Mammals
Free
🦅 Bird watching
Very strong match
Birds — Blackbird, Robin, Blue Tit +64 more · last seen 2023; Birds — Blackbird, Robin, Blue Tit +64 more · last seen 2023
Free
🍂 Seasonal nature
Strong match
Plants — Creeping Buttercup, Alpine Water-moss, River Feather-moss +34 more · last seen 2022; Plants — Creeping Buttercup, Alpine Water-moss, River Feather-moss +34 more · last seen 2022
Free
🦋 Insect spotting
Strong match
Insects — Beautiful Demoiselle, Glossosoma conformis, Hydropsyche siltalai +17 more · last seen 2025; Insects — Beautiful Demoiselle, Glossosoma conformis, Hydropsyche siltalai +17 more · last seen 2025
Free
Trails nearby Within roughly 5 km 3 signed routes nearby · 1 public path nearby
Signed route nearby Public paths
Brenig Way Walking route ▾
Named route Regional walking route
Show on map Dee Valley Way Walking route ▾
Hiraethog Trail Walking route ▾
1 signed route nearby
Signed route nearby
Ride the Clwyds Mountain bike route ▾
Named route Ref 2 Lake Tour
Show on map
Weather for this location Next 14 days Nearby places Useful places within 5 km
All Historic
Own or manage this place?
Claim this listing to keep details accurate, add photos, and highlight what makes it special — free.
Claim this page→ How useful was the information on this page?
id: 5dc3c990-c112-4c8d-b003-d339c0b2b6f8
UK green spaces mapped from open public data — so anyone can find the woodland, trail, or nature reserve closest to them.
© 2026 Glade · Made with care for UK green spaces
Wildlife to spot
1,302 records · National Biodiversity Network
▾
Wildlife to spot 1,302 records · National Biodiversity Network Blackbird · Robin · Blue Tit · Chiffchaff · Great Tit +36
Blackbird Turdus merula2021 Robin Erithacus rubecula Blue Tit Cyanistes caeruleus2019 Chiffchaff Phylloscopus collybita2021 Great Tit Parus major2019 Chaffinch Fringilla coelebs2019 Coal Tit Periparus ater2019 Tawny Owl Strix aluco2018 Magpie Pica pica2018 Brambling Fringilla montifringilla2021 Nuthatch Sitta europaea2018 Wren Troglodytes troglodytes2018 Woodpigeon Columba palumbus2018 Goldfinch Carduelis carduelis Song Thrush Turdus philomelos Yellowhammer Emberiza citrinella2021 Starling Sturnus vulgaris2020 Curlew Numenius arquata2020 Swallow Hirundo rustica2019 Jay Garrulus glandarius2018 House Sparrow Passer domesticus2018 Redwing Turdus iliacus2018 Fieldfare Turdus pilaris2018 Dunnock Prunella modularis2018 Long-tailed Tit Aegithalos caudatus2018 Great Spotted Woodpecker Dendrocopos major2017 Mistle Thrush Turdus viscivorus2017 Collared Dove Streptopelia decaocto2016 Siskin Spinus spinus2016 Carrion Crow Corvus corone Goosander Mergus merganser2020 Pied Wagtail Motacilla alba yarrellii2018 Woodcock Scolopax rusticola2018 Pheasant Phasianus colchicus2018 Bullfinch Pyrrhula pyrrhula2018 Spotted Flycatcher Muscicapa striata2017 Treecreeper Certhia familiaris2017 House Martin Delichon urbicum2016 Redpoll (cabaret/flammea) Acanthis flammea cabaret/flammea2016 Redstart Phoenicurus phoenicurus2016 Grey Wagtail Motacilla cinerea2016 🦌 Mammals 2 species
winter spring
2019 ▾
Grey Squirrel · Otter
Grey Squirrel Sciurus carolinensis Otter Lutra lutra2018 🐸 Amphibians 1 species
spring
2025 ▾
Common Toad
🐝 Insects 11 species
spring autumn
2025 ▾
Beautiful Demoiselle · Glossosoma conformis · Hydropsyche siltalai · Hydropsyche instabilis · Orange-tip +6
Beautiful Demoiselle Calopteryx virgo Glossosoma conformis Glossosoma conformis2022 Hydropsyche siltalai Hydropsyche siltalai2022 Hydropsyche instabilis Hydropsyche instabilis2022 Orange-tip Anthocharis cardamines2019 Long-beaked Water Feather-moss · Alpine Water-moss · Soft-rush · River Feather-moss · Willowherb +25
Long-beaked Water Feather-moss Rhynchostegium riparioides Alpine Water-moss Fontinalis squamosa Soft-rush Juncus effusus River Feather-moss Brachythecium rivulare Willowherb Epilobium Creeping Buttercup Ranunculus repens Claw Brook-moss Species observations from the last 10 years via NBN Atlas
Wildlife to spot 1,302 records · National Biodiversity Network Blackbird · Robin · Blue Tit · Chiffchaff · Great Tit +36
Blackbird Turdus merula2021 Robin Erithacus rubecula Blue Tit Cyanistes caeruleus2019 Chiffchaff Phylloscopus collybita2021 Great Tit Parus major2019 Chaffinch Fringilla coelebs2019 Coal Tit Periparus ater2019 Tawny Owl Strix aluco2018 Magpie Pica pica2018 Brambling Fringilla montifringilla2021 Nuthatch Sitta europaea2018 Wren Troglodytes troglodytes2018 Woodpigeon Columba palumbus2018 Goldfinch Carduelis carduelis Song Thrush Turdus philomelos Yellowhammer Emberiza citrinella2021 Starling Sturnus vulgaris2020 Curlew Numenius arquata2020 Swallow Hirundo rustica2019 Jay Garrulus glandarius2018 House Sparrow Passer domesticus2018 Redwing Turdus iliacus2018 Fieldfare Turdus pilaris2018 Dunnock Prunella modularis2018 Long-tailed Tit Aegithalos caudatus2018 Great Spotted Woodpecker Dendrocopos major2017 Mistle Thrush Turdus viscivorus2017 Collared Dove Streptopelia decaocto2016 Siskin Spinus spinus2016 Carrion Crow Corvus corone Goosander Mergus merganser2020 Pied Wagtail Motacilla alba yarrellii2018 Woodcock Scolopax rusticola2018 Pheasant Phasianus colchicus2018 Bullfinch Pyrrhula pyrrhula2018 Spotted Flycatcher Muscicapa striata2017 Treecreeper Certhia familiaris2017 House Martin Delichon urbicum2016 Redpoll (cabaret/flammea) Acanthis flammea cabaret/flammea2016 Redstart Phoenicurus phoenicurus2016 Grey Wagtail Motacilla cinerea2016 🦌 Mammals 2 species
winter spring
2019 ▾
Grey Squirrel · Otter
Grey Squirrel Sciurus carolinensis Otter Lutra lutra2018 🐸 Amphibians 1 species
spring
2025 ▾
Common Toad
🐝 Insects 11 species
spring autumn
2025 ▾
Beautiful Demoiselle · Glossosoma conformis · Hydropsyche siltalai · Hydropsyche instabilis · Orange-tip +6
Beautiful Demoiselle Calopteryx virgo Glossosoma conformis Glossosoma conformis2022 Hydropsyche siltalai Hydropsyche siltalai2022 Hydropsyche instabilis Hydropsyche instabilis2022 Orange-tip Anthocharis cardamines2019 Long-beaked Water Feather-moss · Alpine Water-moss · Soft-rush · River Feather-moss · Willowherb +25
Long-beaked Water Feather-moss Rhynchostegium riparioides Alpine Water-moss Fontinalis squamosa Soft-rush Juncus effusus River Feather-moss Brachythecium rivulare Willowherb Epilobium Creeping Buttercup Ranunculus repens Claw Brook-moss Species observations from the last 10 years via NBN Atlas
Comma
Comma
Polygonia c-album2017
Polygonia c-album2017
Tipula vittata Tipula vittata
Tipula vittata Tipula vittata
Brimstone Gonepteryx rhamni2019
Brimstone Gonepteryx rhamni2019
Small White Pieris rapae2017
Small White Pieris rapae2017
Gatekeeper Pyronia tithonus2017
Gatekeeper Pyronia tithonus2017
Common White Wave Cabera pusaria2016
Common White Wave Cabera pusaria2016 Hygrohypnella ochracea
Hygrohypnella ochracea
Bitter-Cress Cardamine
Bitter-Cress Cardamine
Dock Rumex
Dock Rumex
Yellow Iris Iris pseudacorus
Yellow Iris Iris pseudacorus
Brachythecium Brachythecium
Brachythecium Brachythecium
Overleaf Pellia Pellia epiphylla
Overleaf Pellia Pellia epiphylla
Alga Algae
Alga Algae
Reed Canary-grass Phalaris arundinacea
Reed Canary-grass Phalaris arundinacea
Sedge Carex
Sedge Carex
River Water-dropwort Oenanthe fluviatilis
River Water-dropwort Oenanthe fluviatilis
Greater Water-moss Fontinalis antipyretica
Greater Water-moss Fontinalis antipyretica
Brook-side Feather-moss Hygroamblystegium fluviatile
Brook-side Feather-moss Hygroamblystegium fluviatile
Brooklime Veronica beccabunga
Brooklime Veronica beccabunga
Alternate Water-milfoil Myriophyllum alterniflorum2016
Alternate Water-milfoil Myriophyllum alterniflorum2016
Fissidens Fissidens2016
Fissidens Fissidens2016
Hemlock Water-dropwort Oenanthe crocata2016
Hemlock Water-dropwort Oenanthe crocata2016
Scapania Scapania2016
Scapania Scapania2016
Cladophora glomerata Cladophora glomerata2016
Cladophora glomerata Cladophora glomerata2016
Rusty Feather-moss Sciuro-hypnum plumosum2016
Rusty Feather-moss Sciuro-hypnum plumosum2016
Water Mint Mentha aquatica2016
Water Mint Mentha aquatica2016
Lemanea Lemanea2016
Lemanea Lemanea2016
Chiloscyphus polyanthos Chiloscyphus polyanthos2016
Chiloscyphus polyanthos Chiloscyphus polyanthos2016
Marchantia Marchantia2016
Marchantia Marchantia2016
Marsh Bryum Bryum pseudotriquetrum2016
Marsh Bryum Bryum pseudotriquetrum2016 Events & activities nearby Switch provider to compare local events, tours and bookable activities.
Bookable tours GetYourGuide Promote here
