This version is an update to the 24th edition of Standard Methods for the Examination of Water and Wastewater and was posted online April 18, 2025.

CITATION

Standard Methods Committee of the American Public Health Association, American Water Works Association, and Water Environment Federation. 10900 identification of aquatic organisms In: Standard Methods For the Examination of Water and Wastewater. Lipps WC, Baxter TE, Braun-Howland E, editors. Washington DC: APHA Press.

DOI: 10.2105/SMWW.2882.214

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