
Neath Port Talbot · Waterway
Part of the Neath, Port Talbot & the Neath Valley area guide
River Neath
A practical local guide to habitats worth checking and the plants most likely to need careful identification.
Map of River Neath
51.6680, -3.7950
The map shows the general area only. It does not mark confirmed invasive plant sites or individual properties.
About the area
River Neath facts
River Neath is a watercourse in the Swansea area, carrying water, seeds and soil downstream through the city and its valleys. It is part of the Neath, Port Talbot & the Neath Valley area, within about 30 miles of Swansea.
- Afon Nedd forms where the Nedd Fechan and Afon Mellte meet at Pontneddfechan.
- It runs about 19 miles through the Vale of Neath to reach Swansea Bay at Baglan Bay.
- Its riverbanks are a known corridor for Himalayan balsam.
- Drains part of the Swansea area, eventually reaching Swansea Bay and the Bristol Channel.
General local background, kept separate from the plant guidance below.
Local habitat
Where to look
Riverbanks, culverts, floodplain ground, wet ditches and bridge approaches are the main places where invasive or escaping garden plants can establish around River Neath.
This is habitat guidance, not a claim that a particular property or site is infested.


