=LDR 22 4500 =001 4404 =082 04$a2007 RYA =100 1\$aRyan, Stephan =245 10$aA practical study to identify the upper limits of transitional waters with regard to the requirements of the WFD =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2007 =650 \0$aTheses =852 \\$bFreeman Library$h2007 RYA