Research and analysis

Common freshwater diatoms of Britain and Ireland: An interactive identification key

This publication was withdrawn on 13 August 2014

This item is no longer available. It now contains old data and may be unreliable. There are currently no plans to replace it. More details about Environment Agency research is available.

Interactive software to identify common freshwater Diatoms.



This key covers those diatom taxa 300 most likely to be encountered by Environment Agency staff and others involved in routine monitoring. It also incorporates the functionality to expand the database to cover some of the other 2,500 species of fresh