ASTM-D4387 › Historical Revision Information
Standard Guide for Selecting Grab Sampling Devices for Collecitng Benthic Macroinvertebrates
The following bibliographic material is provided to assist you with your purchasing decision:
1.1 This guide covers selecting grab sampling devices for collecting benthic macroinvertebrates. (See Table 1)
1.2 The grab sampler when used correctly is a quantitative collecting device. It is designed to penetrate and grab or scoop a variety of substrates or sediment types from which macroinvertebrates are collected in freshwater, estuarine, and marine habitats.
grab sampling devices; benthic macroinvertebrates
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June 29, 1984