=LDR 22 4500 =001 5597 =082 04$a1995 CLA =100 1\$aClarke, Maurice =245 10$aThe toxicity of Ivermectin, a potential agent for the treatment of sea lice infestations of salmonids to Corophium volutator =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1995 =650 \0$aTheses =852 \\$bGeography Basement$h1995 CLA