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1.1 This guide covers the use of lethal and non-lethal collection practices for fish.

1.2 Non-lethal collection practices typically do not cause mortality to fish.

1.3 The focus of this guide is to provide sampling practices for fish collection. This standard does not cover the identification of species or any statistical methods for the sampling data.

1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. Refer to the MSDSs for all chemicals used in this procedure.

1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

4.1 Fish sampling includes a number of lethal and non-lethal practices.

4.2 This guide provides an overview of commonly used fish sampling practices.

4.3 This summary serves as a brief accounting of options available to personnel responsible for determining the fish sampling practice or practices that best serve the sampling objectives.