US EPA
United States Environmental Protection Agency
Ecological Fate and Effects Division
Office of Pesticide Programs
OPP Pesticide Ecotoxicity Database
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Pesticide Details
Pesticide
Methazole
PC Code
106001
CAS Number
20354-26-1
Type of Pesticide
Herbicide
Type of Organism
Fishes
Common Name
Bluegill sunfish
Scientific Name
Lepomis macrochirus
Age
N.R.
Guideline
[72-1] Freshwater Fish Acute-warm and coldwater species with TGAI or TEP (FIFRA 158.490)
Test Type
[N.R.]
% AI
90%
Study Length
96 hr
Dose Type
[LC50] 50% Lethal Concentration in diet or water
Toxicity
4.47 Parts Per Million
95% Confidence Levels
3.94-5.07
Probit Slope
N.R.
NGL
NOEL
3.16
Study Date
1972
Review Date
1977
Category
S
MRID, ACC, TN Numbers
00069843
Laboratory
Velsicol Chemical Corp
Reviewer
EFED Reviewer
Batch Number
0811114QA
Eggs Laid
% Eggs Cracked
% Eggs Viable
% Live Embryos
% Egg Hatch
14 Day Survive
Growth Effect