0.21 -362 (E89488, 89, 90) Mosquito (Culex 1 day LC50 = 10 & 1502 1 day LC50 = 42 & 247 0.04-36 tarsalis) µg/L (E94524) µg/L (E94524) Table 1-9.2. Comparison of acute mortality toxicity data available for terrestrial animals for malathion and malaoxon. Species Malathion Toxicity Malaoxon Toxicity Value Ratio Value (Reference) (malathion:malaoxon) (Reference) Terrestrial Northern bobwhite 14-d LD50 = 361 14-d LD50 = 42.6 8.5 (Colinus virginianus) (48153104) (48153114) 8-d LC50 = 3497 14-d LC50 = 870 4 (00022923) (48153105) Ring-necked 14-d LD50 = 167 14-d LD50 = 22.1 6.2 & 7.6 pheasant (Phasianus colchicus) (00160000) (49024601) 14-d LD50 = 136 (48963305) 8-d LC50 = 2639 8-d LC50 = 1759 1.5 & 1.4 (00022923) (48963302) 8-d LC50 = 2505 (48963301) Canary 14-d LD50 >2400 14-d LD50 = 52.6 >46 (Serinus canaria) (48571805) (48571806) Mallard duck (Anas 14-d LD50 = 1485 14-d LD50 = 87 17 & > 26 platyrhynchos) mg/kg-bw (00160000) (48963306) 14-d LD50 >2250 (48963307) 8-d LC50 >5000 8-d LC50 > 2880 NA (00022923) (48963302) 8-d LC50 >5850 (48963303)
0.21 -362 (E89488, 89, 90) Mosquito (Culex tarsalis) 1 day LC50 = 10 & 1502 µg/L (E94524) 1 day LC50 = 42 & 247 µg/L (E94524) 0.04-36 Table 1-9.2. Comparison of acute mortality toxicity data available for terrestrial animals for malathion and malaoxon. Species Malathion Toxicity Value (Reference) Malaoxon Toxicity Value (Reference) Ratio (malathion:malaoxon) Terrestrial Northern bobwhite (Colinus virginianus) 14-d LD50 = 361 (48153114) 14-d LD50 = 42.6 (48153104) 8.5 8-d LC50 = 3497 (00022923) 14-d LC50 = 870 (48153105) 4 Ring-necked pheasant (Phasianus colchicus) 14-d LD50 = 167 (00160000) 14-d LD50 = 22.1 (49024601) 6.2 & 7.6 14-d LD50 = 136 (48963305) 8-d LC50 = 2639 (00022923) 8-d LC50 = 1759 (48963302) 1.5 & 1.4 8-d LC50 = 2505 (48963301) Canary (Serinus canaria) 14-d LD50 >2400 (48571805) 14-d LD50 = 52.6 (48571806) >46 Mallard duck (Anas platyrhynchos) 14-d LD50 = 1485 mg/kg-bw (00160000) 14-d LD50 = 87 (48963306) 17 & > 26 14-d LD50 >2250 (48963307) 8-d LC50 >5000 (00022923) 8-d LC50 > 2880 (48963302) NA 8-d LC50 >5850 (48963303)
appendix-1-9.docx