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Practice for Sampling Phytoplankton with DepthIntegrating Samplers
Practice for Measurement of Chlorophyll Content of Algae in Surface Waters
Practice for Preserving Zooplankton Samples
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acid Acute Toxicity Tests aeration algae algal analysis analyzed appropriate aquatic organisms Aquatic Toxicology Assessment ASTM ASTM Committee ASTM Standards autoclaving Benthic Bioassays Biological bivalve brine shrimp calculated chemical chlorophyll chronic collected concentration of test containing culture daphnids desirable determine dilution water dissolved oxygen effects effluent embryos estimate exposure factors filter fish flow-through freshwater grab growth growth medium Guide for Conducting hazard invertebrates laboratory larvae least life-cycle test light Macroinvertebrates Marine measured medium metering system Methods molluscs mysids nauplii number in parentheses number of test nutrient obtained pesticides phytoplankton plankton plants polychaetes procedures reagent reapproval remove reproduction responsible technical committee rotifers salinity salt saltwater sample sampler seawater sediment solubility solvent solvent control spawning statistical stock solution substrate survival temperature test chambers test concentrations test material test organisms test solutions test species tion treatment U.S. Environmental Protection usually water quality wildlife