River Lea Catchment Partnership - Lower Lea

Catchment projects

Hover over a numbered spot to see a project summary. Click on a spot to see the full project details. Alternatively view the project list.

4. Old River Lea Barbel Project

Themes: Ecology and morphology

A special interest group has been formed to identify and address issues on the Old River Lea in order to restore a self sustaining population of barbel. Read more ...

10. Install two eel passes at Holyfield Weir

Themes: Ecology and morphology

Install two eel passes on Holyfield Weir to allow eels access to good quality habitat in Holyfield Lake. Read more ...

3. Conserving Slimy Wrigglers

Theme: Education and monitoring; Ecology and morphology

The project aims to make it easier for eels to migrate through the Lea Catchment, from the Thames to Welwyn Garden City. Read more ...

2. Riverfly Monitoring Initiative

Theme: Education and monitoring; Ecology and morphology

Establishing Riverfly Monitoring along the Lower Lea. Read more ...

6. Cleaning of barbel spawning beds

Themes: Ecology and morphology

This project will ensure clean spawning areas for barbel to lay their eggs. Read more ...

5. Enhancement of River Banks

Theme: Water quality; Ecology and morphology

This project will help prevent the erosion of the river bank during floods, and increase wildlife habitat. Read more ...

4. Fish shelters

Themes: Ecology and morphology

This project will provide clean areas for all fish to shelter in during periods of excessive high water. Read more ...

3. Red-House Fishery Restoration

Themes: Ecology and morphology

This project will remove silt from the river and return it to its former glory. Read more ...

2. Restore the Cornmill Stream

Themes: Ecology and morphology

This project aims to restore the Cornmill Stream to a flowing stream. Read more ...

1. Lea Tributaries Catchment Walkover

Themes: Education and monitoring

This project will conduct a catchment walkover of the smaller tributaries. Read more ...

7. Improve the flow regime

Theme: Water quantity; Ecology and morphology

This project hopes to return the weir function at Kings Weir to that which existed before the existing weir. Read more ...

Project status

Potential

Planned

Ongoing

Completed

Projects affecting entire catchment

Last updated: 12 May 2020