We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
A study into the status of headwater stream fish populations in relation to low-level habitat degradation
An experiment to assess the impact of cormorants at a small stocked lagoon.
A full literature review of the impact of rainbow trout on native sahnonid species has been carried out.
The objectives of the study were to identify whether or not angling during the close season in canals was detrimental to fish populations.
This manual provides guidance on the restoration of riverine trout habitat.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey (opens in a new tab).