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
The report provides a review of existing research on the effects of canoeing on angling and fish stocks.
This report describes case studies testing the model previously described in Science Report SC010016/SR and explores how the methodology may be implemented.
Factors affecting the dispersal of coarse fish
This report provides up to-date information on endocrine disrupting chemicals, which are thought to cause hormonal and sex changes in aquatic organisms such as dogwhelks and fish.
A new method for counting fish as they move through a fish pass.
Development of a low-cost, user-friendly system for measuring the success of fish passes, structures aimed at helping fish overcome obstructions in rivers.
Experiments were conducted in an attempt to describe the nature of turbulent flow over redds structures.
The extent to which available software meets the requirements of tasks associated with fisheries stock assessment.
Results of salmon radio tracking studies on 6 rivers in south west England are described.
HABSCORE is a system for measuring and evaluating stream salmonid habitat features.
The report details the ecology, status, trends and distribution of shad populations of England and Wales.
Results of a study which was carried out to examine the feasibility of using alternative energy sources to provide power for navigation services in the Operations Region of the Environment Agency.
A review into the impacts of sediment pollution from rural land on salmon and trout fisheries.
The aim of this research was to assess the extent and severity of oestrogenic effects in fish in rivers that receive sewage effluent and to evaluate links to water quality and effiuent inputs.
A project which has been carried out to evaluate the use of semi quantitative methods for fish stock assessment for use in the Fisheries Classification Scheme.
A literature review was undertaken, to consider existing knowledge concerning the occurrence, causes and implications of migration by coarse fish (non-salmonid freshwater fish) occurring in England and Wales.
The report assesses the performance of a hydroacoustic counter, used to enumerate the passage of adult salmon in a river
A project to determine an effective method for collecting data on catches of migratory salmonids and to develop techniques for studying population size.
Data on the fecundity of sea trout from the British Isles, Norway and France are reviewed.
This report develops a methodology for transporting salmon from the river Bush in Northern Ireland to English and Welsh rivers.
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).