Plan your visit
🦅 Birds🦉 Wildlife🦋 Insects
Free entry Dogs welcome 20 ha
Getting here
51.88167, -3.74182
Open directionsv Visiting this summer
Seasonal nature notes and what to look for now
▾ 🐦 40+ species recorded in this area — summer evenings are best for activity; watch for Meadow Pipit and Raven 🐕 Dogs welcome — bring water in summer; the site has enough space to find shade on hot days 🌤️ Visiting this summer
🐦 40+ species recorded in this area — summer evenings are best for activity; watch for Meadow Pipit and Raven 🐕 Dogs welcome — bring water in summer; the site has enough space to find shade on hot days £ Free to visit — no entry charge🐕 Dogs welcome🦅 Bird watching
Very strong match
Birds — Meadow Pipit, Raven, Dipper +37 more · last seen 2025; Reservoir — wildfowl and wading birds
Free
Birds — Meadow Pipit, Raven, Dipper +37 more · last seen 2025; Reservoir — wildfowl and wading birds
Free
🦋 Insect spotting
Strong match
Insects — Large Red Damselfly, Hercostomus nigripennis, Hybos femoratus +197 more · last seen 2025
Free
🍂 Seasonal nature
Strong match
Plants — New Zealand Willowherb, Pond Water-crowfoot, Summer-moss +126 more · last seen 2023
Free
Trails nearby Within roughly 5 km 3 signed routes nearby
Signed route nearby
Beacons Way Walking route 152 km ▾
Named route Length 152 km Regional walking route
Show on map South Wales Traverse Walking route ▾
challenge route. not waymarked
Named route
Show on map Cambrian Way Walking route ▾
Named route National walking route
Show on map 1 signed route nearby
Signed route nearby
Cycle across the Beacons Cycling route ▾
Named route Regional cycle route
Show on map Photos Llyn y Fan Fach & Bannau Sir Gaer
‹ ›
Weather for this location Next 14 days Nearby places Useful places within 5 km
All Historic
Visitor access unverified. We don't yet have confirmed information about walking routes or public access at this reservoir. If you've visited, please help us improve this page.
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
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Wildlife to spot
1,273 records · National Biodiversity Network
▾
Wildlife to spot 1,273 records · National Biodiversity Network 🐦 Birds 21 species
winter autumn
2025 ▾
Dipper · Raven · Wren · Magpie · Robin +16
Dipper Cinclus cinclus Raven Corvus corax Wren Troglodytes troglodytes Magpie Pica pica Robin Erithacus rubecula Carrion Crow Corvus corone Blackbird Turdus merula Mallard Anas platyrhynchos Great Spotted Woodpecker Dendrocopos major Blue Tit Cyanistes caeruleus Goldcrest Regulus regulus Jackdaw Coloeus monedula Mistle Thrush Turdus viscivorus Nuthatch Sitta europaea Meadow Pipit Anthus pratensis Long-tailed Tit Aegithalos caudatus Coal Tit Periparus ater Treecreeper Certhia familiaris Chaffinch Fringilla coelebs Oenanthe oenanthe oenanthe Oenanthe oenanthe oenanthe Jay Garrulus glandarius2024 Common Lizard
Common Lizard Zootoca vivipara Helina quadrum · Dolichopus atratus · Hercostomus nigripennis · Hylemya variata · Melanostoma mellinum +104
Helina quadrum Helina quadrum2023 Dolichopus atratus Dolichopus atratus2023 Hercostomus nigripennis Hercostomus nigripennis2023 Hylemya variata Hylemya variata2023 Melanostoma mellinum Melanostoma mellinum2023 Herina frondescentiae New Zealand Willowherb
New Zealand Willowherb Epilobium brunnescens Species observations from the last 10 years via NBN Atlas
Wildlife to spot 1,273 records · National Biodiversity Network 🐦 Birds 21 species
winter autumn
2025 ▾
Dipper · Raven · Wren · Magpie · Robin +16
Dipper Cinclus cinclus Raven Corvus corax Wren Troglodytes troglodytes Magpie Pica pica Robin Erithacus rubecula Carrion Crow Corvus corone Blackbird Turdus merula Mallard Anas platyrhynchos Great Spotted Woodpecker Dendrocopos major Blue Tit Cyanistes caeruleus Goldcrest Regulus regulus Jackdaw Coloeus monedula Mistle Thrush Turdus viscivorus Nuthatch Sitta europaea Meadow Pipit Anthus pratensis Long-tailed Tit Aegithalos caudatus Coal Tit Periparus ater Treecreeper Certhia familiaris Chaffinch Fringilla coelebs Oenanthe oenanthe oenanthe Oenanthe oenanthe oenanthe Jay Garrulus glandarius2024 Common Lizard
Common Lizard Zootoca vivipara Helina quadrum · Dolichopus atratus · Hercostomus nigripennis · Hylemya variata · Melanostoma mellinum +104
Helina quadrum Helina quadrum2023 Dolichopus atratus Dolichopus atratus2023 Hercostomus nigripennis Hercostomus nigripennis2023 Hylemya variata Hylemya variata2023 Melanostoma mellinum Melanostoma mellinum2023 Herina frondescentiae New Zealand Willowherb
New Zealand Willowherb Epilobium brunnescens Species observations from the last 10 years via NBN Atlas
Herina frondescentiae2023
Herina frondescentiae2023
Lonchoptera bifurcata Lonchoptera bifurcata2023
Lonchoptera bifurcata Lonchoptera bifurcata2023
Hybos femoratus Hybos femoratus2023
Hybos femoratus Hybos femoratus2023
Dolichopus atripes Dolichopus atripes2023
Dolichopus atripes Dolichopus atripes2023
Sepsis orthocnemis Sepsis orthocnemis2023
Sepsis orthocnemis Sepsis orthocnemis2023
Molophilus obscurus Molophilus obscurus2023
Molophilus obscurus Molophilus obscurus2023
Dicranomyia didyma Dicranomyia didyma2023
Dicranomyia didyma Dicranomyia didyma2023
Hydrellia griseola Hydrellia griseola2023
Hydrellia griseola Hydrellia griseola2023
Dixa puberula Dixa puberula2023
Dixa puberula Dixa puberula2023
Hybos culiciformis Hybos culiciformis2023
Hybos culiciformis Hybos culiciformis2023
Sympycnus cirripes Sympycnus cirripes2023
Sympycnus cirripes Sympycnus cirripes2023
Pegoplata aestiva Pegoplata aestiva2023
Pegoplata aestiva Pegoplata aestiva2023
Pseudocoenosia solitaria Pseudocoenosia solitaria2023
Pseudocoenosia solitaria Pseudocoenosia solitaria2023
Black-bellied Clusterfly Pollenia amentaria2023
Black-bellied Clusterfly Pollenia amentaria2023
Diaphorus nigricans Diaphorus nigricans2023
Diaphorus nigricans Diaphorus nigricans2023
Molophilus occultus Molophilus occultus2023
Molophilus occultus Molophilus occultus2023
Wagneria costata Wagneria costata2023
Wagneria costata Wagneria costata2023
Limnophora exuta Limnophora exuta2023
Limnophora exuta Limnophora exuta2023
Opomyza petrei Opomyza petrei2023
Opomyza petrei Opomyza petrei2023
Dull Four-spined Legionnaire Chorisops tibialis2023
Dull Four-spined Legionnaire Chorisops tibialis2023
Fannia fuscula Fannia fuscula2023
Fannia fuscula Fannia fuscula2023
Hebecnema nigra Hebecnema nigra2023
Hebecnema nigra Hebecnema nigra2023
Scathophaga furcata Scathophaga furcata2023
Scathophaga furcata Scathophaga furcata2023
Dolichopus signatus Dolichopus signatus2023
Dolichopus signatus Dolichopus signatus2023
Chamaemyia herbarum Chamaemyia herbarum2023
Chamaemyia herbarum Chamaemyia herbarum2023
Moss Sawfly Nesoselandria morio2023
Moss Sawfly Nesoselandria morio2023
Scathophaga suilla Scathophaga suilla2023
Scathophaga suilla Scathophaga suilla2023
Coenosia perpusilla Coenosia perpusilla2023
Coenosia perpusilla Coenosia perpusilla2023
Tetanocera elata Tetanocera elata2023
Tetanocera elata Tetanocera elata2023
Oscinella frit Oscinella frit2023
Oscinella frit Oscinella frit2023
Pterostichus niger Pterostichus niger
Pterostichus niger Pterostichus niger
Buff-tailed Bumblebee Bombus terrestris
Buff-tailed Bumblebee Bombus terrestris
Black Clock Pterostichus madidus
Black Clock Pterostichus madidus
Carabus arvensis Carabus arvensis2024
Carabus arvensis Carabus arvensis2024
Anoplotrupes stercorosus Anoplotrupes stercorosus2023
Anoplotrupes stercorosus Anoplotrupes stercorosus2023
Scaptomyza graminum Scaptomyza graminum2023
Scaptomyza graminum Scaptomyza graminum2023
Cacopsylla peregrina Cacopsylla peregrina2023
Cacopsylla peregrina Cacopsylla peregrina2023
Syntormon sulcipes Syntormon sulcipes2023
Syntormon sulcipes Syntormon sulcipes2023
Fannia postica Fannia postica2023
Fannia postica Fannia postica2023
Fannia rondanii Fannia rondanii2023
Fannia rondanii Fannia rondanii2023
Templed Fern-sawfly Aneugmenus temporalis2023
Templed Fern-sawfly Aneugmenus temporalis2023
Meromyza triangulina Meromyza triangulina2023
Meromyza triangulina Meromyza triangulina2023
Hydrotaea cyrtoneurina Hydrotaea cyrtoneurina2023
Hydrotaea cyrtoneurina Hydrotaea cyrtoneurina2023
Hydrocyphon deflexicollis Hydrocyphon deflexicollis2023
Hydrocyphon deflexicollis Hydrocyphon deflexicollis2023
Macrosteles laevis Macrosteles laevis2023
Macrosteles laevis Macrosteles laevis2023
Dicranophragma separatum Dicranophragma separatum2023
Dicranophragma separatum Dicranophragma separatum2023
Pericoma pseudexquisita Pericoma pseudexquisita2023
Pericoma pseudexquisita Pericoma pseudexquisita2023
Cerodontha capitata Cerodontha capitata2023
Cerodontha capitata Cerodontha capitata2023
Chamaemyia polystigma Chamaemyia polystigma2023
Chamaemyia polystigma Chamaemyia polystigma2023
Dolichopus plumipes Dolichopus plumipes2023
Dolichopus plumipes Dolichopus plumipes2023
Dicranota claripennis Dicranota claripennis2023
Dicranota claripennis Dicranota claripennis2023
Gymnopternus aerosus Gymnopternus aerosus2023
Gymnopternus aerosus Gymnopternus aerosus2023
Chlorops calceatus Chlorops calceatus2023
Chlorops calceatus Chlorops calceatus2023
Meoneura flavifacies Meoneura flavifacies2023
Meoneura flavifacies Meoneura flavifacies2023
Conosanus obsoletus Conosanus obsoletus2023
Conosanus obsoletus Conosanus obsoletus2023
Striped Slender Robberfly Leptogaster cylindrica2023
Striped Slender Robberfly Leptogaster cylindrica2023
Platycheirus ramsarensis Platycheirus ramsarensis2023
Platycheirus ramsarensis Platycheirus ramsarensis2023
Rhamphomyia stigmosa Rhamphomyia stigmosa2023
Rhamphomyia stigmosa Rhamphomyia stigmosa2023
Dark Giant Horsefly Tabanus sudeticus2023
Dark Giant Horsefly Tabanus sudeticus2023
Oebalia cylindrica Oebalia cylindrica2023
Oebalia cylindrica Oebalia cylindrica2023
Downlooker Snipefly Rhagio scolopaceus2023
Downlooker Snipefly Rhagio scolopaceus2023
Argyra perplexa Argyra perplexa2023
Argyra perplexa Argyra perplexa2023
Tricimba cincta Tricimba cincta2023
Tricimba cincta Tricimba cincta2023
Limnophora riparia Limnophora riparia2023
Limnophora riparia Limnophora riparia2023
Coenosia pumila Coenosia pumila2023
Coenosia pumila Coenosia pumila2023
Dolichopus picipes Dolichopus picipes2023
Dolichopus picipes Dolichopus picipes2023
Campsicnemus loripes Campsicnemus loripes2023
Campsicnemus loripes Campsicnemus loripes2023
Adia cinerella Adia cinerella2023
Adia cinerella Adia cinerella2023
Phaonia signata Phaonia signata2023
Phaonia signata Phaonia signata2023
Jassargus pseudocellaris Jassargus pseudocellaris2023
Jassargus pseudocellaris Jassargus pseudocellaris2023
Opomyza germinationis Opomyza germinationis2023
Opomyza germinationis Opomyza germinationis2023
Sepsis cynipsea Sepsis cynipsea2023
Sepsis cynipsea Sepsis cynipsea2023
Dicranomyia morio Dicranomyia morio2023
Dicranomyia morio Dicranomyia morio2023
Protopirapion atratulum Protopirapion atratulum2023
Protopirapion atratulum Protopirapion atratulum2023
Neoascia tenur Neoascia tenur2023
Neoascia tenur Neoascia tenur2023
Spilogona meadei Spilogona meadei2023
Spilogona meadei Spilogona meadei2023
Ellipteroides limbatus Ellipteroides limbatus2023
Ellipteroides limbatus Ellipteroides limbatus2023
Loxocera aristata Loxocera aristata2023
Loxocera aristata Loxocera aristata2023
Tachytrechus consobrinus Tachytrechus consobrinus2023
Tachytrechus consobrinus Tachytrechus consobrinus2023
Spelobia clunipes Spelobia clunipes2023
Spelobia clunipes Spelobia clunipes2023
Deltocephalus pulicaris Deltocephalus pulicaris2023
Deltocephalus pulicaris Deltocephalus pulicaris2023
Platypalpus notatus Platypalpus notatus2023
Platypalpus notatus Platypalpus notatus2023
Marmalade Hoverfly Episyrphus balteatus2023
Marmalade Hoverfly Episyrphus balteatus2023
Cicadella viridis Cicadella viridis2023
Cicadella viridis Cicadella viridis2023
Dolichopus phaeopus Dolichopus phaeopus2023
Dolichopus phaeopus Dolichopus phaeopus2023
Geomyza tripunctata Geomyza tripunctata2023
Geomyza tripunctata Geomyza tripunctata2023
Dolichopus simplex Dolichopus simplex2023
Dolichopus simplex Dolichopus simplex2023
Trichina clavipes Trichina clavipes2023
Trichina clavipes Trichina clavipes2023
Coenosia femoralis Coenosia femoralis2023
Coenosia femoralis Coenosia femoralis2023
Liancalus virens Liancalus virens2023
Liancalus virens Liancalus virens2023
Silo pallipes Silo pallipes2023
Silo pallipes Silo pallipes2023
Dolichopus pennatus Dolichopus pennatus2023
Dolichopus pennatus Dolichopus pennatus2023
Eupeodes corollae Eupeodes corollae2023
Eupeodes corollae Eupeodes corollae2023
Black-horned Cleg Haematopota crassicornis2023
Black-horned Cleg Haematopota crassicornis2023
Xyphosia miliaria Xyphosia miliaria2023
Xyphosia miliaria Xyphosia miliaria2023
Hemerodromia adulatoria Hemerodromia adulatoria2023
Hemerodromia adulatoria Hemerodromia adulatoria2023
Parydra coarctata Parydra coarctata2023
Parydra coarctata Parydra coarctata2023
Black Snipefly Chrysopilus cristatus2023
Black Snipefly Chrysopilus cristatus2023
Scatella stagnalis Scatella stagnalis2023
Scatella stagnalis Scatella stagnalis2023
Diastata costata Diastata costata2023
Diastata costata Diastata costata2023
Pegoplata infirma Pegoplata infirma2023
Pegoplata infirma Pegoplata infirma2023
Phylidorea fulvonervosa Phylidorea fulvonervosa2023
Phylidorea fulvonervosa Phylidorea fulvonervosa2023
Platypalpus longiseta Platypalpus longiseta2023
Platypalpus longiseta Platypalpus longiseta2023
Scaptomyza pallida Scaptomyza pallida2023
Scaptomyza pallida Scaptomyza pallida2023