=LDR 22 4500 =001 2996 =082 04$a2007 MOO =100 1\$aMoore, Emma =245 10$aInvestigating the use of the chironomid pupal exuviae technique in relation to the lake habitat survey =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2007 =650 \0$aTheses =852 \\$bFreeman Library$h2007 MOO