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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
Fenthion
PC Code
053301
CAS Number
55-38-9
Type of Pesticide
Insecticide
Type of Organism
Crustacea
Common Name
Mysid
Scientific Name
Americamysis bahia
Age
LifCyc
Guideline
[72-4]
Test Type
[S] Static system (aquatic)
% AI
N.R.%
Study Length
14 D
Dose Type
[LOEC] for aquatic early lifestage and full lifecycle studies with both an NOEC and an LOEC
Toxicity
0.079 Parts per Billion
95% Confidence Levels
N.A.
Probit Slope
N.A.
NGL
NOEL
0.037
Study Date
1985
Review Date
1993
Category
S
MRID, ACC, TN Numbers
00167096
Laboratory
EPA Research Labs, at Beltsville, MD ,Gulfbreeze, FL, or Duluth, MN.
Reviewer
R. Stevens
Batch Number
071613QA
Eggs Laid
0.079
% Eggs Cracked
% Eggs Viable
% Live Embryos
% Egg Hatch
0.079
14 Day Survive
0.079
Growth Effect
0.079