A huge part of our work could be covered by the phrase “river restoration”. There are a host of sources for information and advice on this topic, one of the most comprehensive and interesting is The RESTORE Partnership:
More specifically the Rodley and Kirkstall projects case studies can be seen at
Information about the rivers wiki can be found at the River Management Blog website http://therivermanagementblog.wordpress.com and background information about the wiki can be found at European Centre for River Restoration (ECRR.org).
Rodley Fish Pass on the Aire was completed in 2014 and fish migration through it has been the subject of scientific scrutiny. Here is a link to the scientific paper.