Rivers
The ECN river sites are:
- Allt a'Mharcaidh
- The Allt a'Mharcaidh ECN site
- Birnie Burn
- The Birnie Burn ECN site
- Bradgate Brook
- The Bradgate Brook ECN site
- Bure
- The Bure ECN site
- Bush
- The Bush ECN site
- Coln
- The Coln ECN site
- Coquet
- The Coquet ECN site
- Cree
- The Cree ECN site
- Cringle
- The Cringle ECN site
- Eden (Cumbria)
- The Eden (Cumbria) ECN site
- Eden (Fife)
- The Eden (Fife) ECN site
- Eden (Kent)
- The Eden (Kent) ECN site
- Esk
- The Esk ECN site
- Ewe
- The Ewe ECN site
- Exe
- The Exe ECN site
- Faughan
- The Faughan ECN site
- Frome
- The Frome ECN site
- Garvary
- The Garvary ECN site
- Lambourn
- The Lambourn ECN site
- Lathkill
- The Lathkill ECN site
