"Science project number: SC070062/SR1"--P. ii.
"Product code: SCHO1009BRAJ-E-P"--P. ii.
Title from front page.
Developing a classification tool for UK canals using chironomid pupal exuviae by P. C. Green. ISBN 9781849111201. Published by Environment Agency in 2009. Publication and catalogue information, links to buy online and reader comments.