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Tyler-Walters, H and Jackson, A 2000 Tyler-Walters, H. and Jackson, A. (1999). Assessing seabed species and ecosystems sensitivities. Rationale and user guide, June 2000 edition.. http://www.marlin.ac.uk/prodsandpubs.php, Marine Biological Association of the United Kingdom, 46pp. (MarLIN Report No. 4)