River Volunteers
Be a Water Vole Surveyor, River Fly Monitor or help to remove invasive species like Himalayan Balsam from the rivers. We need local people to get involved to keep our rivers in great condition. Volunteer with us.
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Water vole
The water vole is under serious threat from habitat loss and predation by the American mink. Found along our waterways, it is similar-looking to the brown rat, but with a blunt nose, small ears…
Volunteers’ Week – Recognising the Impact of our Volunteers
This Volunteers' Week, we celebrate and thank our army of volunteers who are helping us deliver nature's recovery in Hertfordshire and Middlesex.
Nature Reserve Volunteers Battle to Protect Wildlife from Invasive Species
Find out how the Trust's army of volunteers is stepping up the fight on the invasive species threatening habitats and wildlife.
Getting to Know the Water Vole
Looking back to the 1980s, water voles were an abundant species and a fairly common sight for those passing by our waterways. Today, the water vole is the UK’s fastest declining mammal and faces…
Conserve water, protect wildlife
Protect our rivers and the wildlife that live in wetland habitats by saving water.
Save Water Save Wildlife
A new short film has been produced by Herts and Middlesex Wildlife Trust and Affinity Water, in association with Groundwork South and the Colne Valley Regional Park to ask the public to “Save…
Save water, save wildlife!
Find out how you can help wildlife this summer by saving water.
How to provide water for wildlife
All animals need water to survive. By providing a water source in your garden, you can invite in a whole menagerie!
Bank vole
The chestnut-brown bank vole is our smallest vole and can be found in hedgerows, woodlands, parks and gardens. It is ideal prey for owls, weasels and kestrels.
Field vole
With a population of 75 million, the field vole is one of the UK's most common mammals. Hidden among the vegetation of grassland, heathland and moorland, it is not as easily spotted as the…
Reintroducing ratty: water vole reintroductions explained
Water voles are mini ecosystem engineers and their return will see, in part, the restoration of natural processes to rivers.