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Llanishen Reservoir

32 ha
BirdsWildlifeSeasonal
Free entryDogs welcome32 ha

Visiting this summer

Seasonal nature notes and what to look for now

  • 🐦62+ species recorded in this area — summer evenings are best for activity; watch for Robin and Woodpigeon
  • 🐕Dogs welcome — bring water in summer; the site has enough space to find shade on hot days

Good to know

  • £Free to visit — no entry charge
  • 🐕Dogs welcome
Bike parkingParking

Best for

4 activities

Bird watching

Birds — Robin, Woodpigeon, Blackbird +59 more · last seen 2026; Birds — Robin, Woodpigeon, Blackbird +59 more · last seen 2026

Free

Wildlife

Multi-group wildlife — Birds, Mammals; Multi-group wildlife — Birds, Mammals

Free

Seasonal nature

Plants — Wall Screw-moss, Common Cord-moss, Lateral Cryphaea +16 more · last seen 2026; Plants — Wall Screw-moss, Common Cord-moss, Lateral Cryphaea +16 more · last seen 2026

Free

Insect spotting

Insects — Stenophylax permistus, Trioza centranthi, Culiseta annulata +3 more · last seen 2026; Insects — Stenophylax permistus, Trioza centranthi, Culiseta annulata +3 more · last seen 2026

Free

Trails nearby

Within roughly 5 km
🚶

Walking

6 signed routes nearby

Signed route nearby
Wales Coast Path (South Wales)Walking route
Named routeRef WCPNational walking route
Penrhys PilgrimageWalking route
Named route
Rhymney River CircularWalking route
Named routeRef Rhymney River CircularLocal walking route
Rhymney Valley Ridgeway WalkWalking route
Named routeRef Rhymney Valley Ridgeway WalkRegional walking route
Taff TrailWalking route88 km
Named routeLength 88 kmRegional walking route
🚴

Cycling

96 signed routes nearby

Signed route nearby
Ely TrailCycling route
Named routeRef ETLocal cycle route
City Centre Hub (complete)Cycling route
Named routeRef CCLocal cycle route
Rhymney TrailCycling route
Named routeRef RTLocal cycle route
Route 8Cycling route
Named routeRef 8Local cycle route
Enfys 34Cycling route
Named routeRef 34Local cycle route
Cycleway 1 (Proposed)Cycling route
Named routeRef CW1Local cycle route

Wildlife to spot

Photos

Llanishen reservoir, Cardiff

Llanishen reservoir, Cardiff

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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.

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