Blog: Chalk streams

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The clear waters of the River Mimram, reflecting the dappled sunlight and revealing the pebble strewn river bed below the surface. Its banks are lush with green vegetation and to the right a tree hangs over the water.

What to See in September

Dive into the wildlife highlights of September, with a special focus on the species that inhabit our local chalk rivers.

Kingfisher in flight, just as it begins a dive to catch some prey

Immerse Yourself in our Chalk Streams

Trust volunteer, Melanie Woods wrote this blog conjuring up such an illuminating picture of chalk streams, the wildlife they support and the challenges they face.

Water Vole - Terry Whittaker

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…

Water (c) Linda Pitkin/2020VISION

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…

Watermill wier

Celebrating our rivers and keeping them in good shape

This week, 11 – 17 July, is London Rivers Week and whilst here in Hertfordshire and Middlesex we might not see the obvious relation to us, our rivers certainly do. The Lea and Colne catchments,…

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