ASTM D 4387 : 1984 : R1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Standard Guide for Selecting Grab Sampling Devices for Collecitng Benthic Macroinvertebrates
Hardcopy , PDF
24-09-2020
English
31-12-2010
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.
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