PAN Pesticides Database - Chemical Toxicity Studies on Aquatic Organisms

Acute Aquatic Ecotoxicity Summaries for Diazinon on Zooplankton

Use(s): Insecticide    Chem Class: Organophosphorus    U.S. EPA PC Code:057801    CAS Number: 333-41-5, 59928-80-2
Sorted by Organism Group, Scientific Name and LC50. Species summary toxicity data are derived from the U.S. EPA AQUIRE database.
Records 1 to 14 of 14
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Common Name Scientific Name Avg Species LC50 (ug/L) LC50 Std Dev Number of Studies Avg Species Rating Outlier Result for Organism Group?

Zooplankton

Opossum shrimp Americamysis bahia 7.30 1.99 6 Very Highly Toxic  
Scud order Amphipoda 200.0 - 1 Highly Toxic  
Rotifer Brachionus calyciflorus 30,110 890.0 4 Slightly Toxic  
Rotifer Brachionus plicatilis 41,001 14,099 2 Slightly Toxic Outlier 
Water flea Ceriodaphnia dubia 0.45 0.14 42 Very Highly Toxic  
Cyclopoid copepod Cyclops sp. 2,510 - 1 Moderately Toxic  
Water flea Daphnia magna 1.22 0.65 9 Very Highly Toxic  
Water flea Daphnia pulex 29.5 35.8 3 Very Highly Toxic  
Scud Gammarus fasciatus 5.00 3.00 2 Very Highly Toxic  
Scud Gammarus lacustris 257.7 136.8 7 Highly Toxic  
Scud Gammarus pseudolimnaeus 4.00 5.37 7 Very Highly Toxic  
Scud Hyalella azteca 16.1 8.84 6 Very Highly Toxic  
Water flea Moina macrocopa 24.0 16.4 4 Very Highly Toxic  
Daggerblade grass shrimp Palaemonetes pugio 6.47 4.20 4 Very Highly Toxic  
Records 1 to 14 of 14
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