Provenance of interstitial sediment retrieved from salmonid spawning gravels in England and Wales : a reconnaissance survey based on the fingerprinting approach /
Walling, D. E.
Collins, A. L.
McMellin, G. K.
Great Britain.Environment Agency.
University of Exeter.
Bristol : Environment Agency,
2003.
"Research contractor: Dept. of Geography, University of Exeter"
Includes bibliographical references.