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Scope

1.1 This practice covers the procedures for obtaining a qualitative sample of macroinvertebrates inhabiting sand, gravel, mud, clay, and similar substrates.

1.2 This grab sampler has limited application, and is not recommended for quantitative benthic work.

1.3 The grab must be used with due consideration of its defects when quantitative estimates are attempted.

1.4 This device is used primarily in freshwater lakes, reservoirs and is adaptable to rivers, estuarine, and ocean habitats.

1.5 For the advantages and disadvantages, see Guide D4387.

1.6 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems associated with its use. It is the responsibility of whoever uses this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For specific precautions, see Section 5.

Keywords

Benthic macroinvertebrates (collecting); Estuarine environments-collecting benthic macroinvertebrates; Fresh water-collecting benthic macroinvertebrates; Marine environments-collecting benthic macroinvertebrates; Sampling-benthic macroinvertebrates; Peterson grab sampler, practice,; Peterson grab sampler; collecting benthic macroinvertebrates, practice

To find similar documents by ASTM Volume:

11.05 (Pesticides and Alternative Control Agents; Environmental Assessment; Hazardous Substances and Oil Spill Response)

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To find similar documents by classification:

07.080 (Biology. Botany. Zoology Including biotechnology)

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