Carter, J. L., Resh, V. H. 2001. After Site Selection and Before Data Analysis: Sampling, Sorting, and Laboratory Procedures Used in Stream Benthic Macroinvertebrate Monitoring Programs by USA State Agencies. Journal of the North American Benthological Society. The North American Benthological Society. 20, 4. 658-682

Analysis, Assessment, Macro-invertebrates, Streams, Water quality, Protocols, Field assessment, Methods, Benthic, Sample collection, Data management, Sampling

This paper presents the results of a survey of state agencies on their methods for collecting and processing samples of benthic macroinvertebrates from streams. The characterizations and trends were developed based on 90 responses. The results indicate that the variability in methods would make standardization across states a challenge.