1.1 This practice covers the procedures for obtaining quantitative samples of a phytoplankton community by use of depth-integrating sampler. The method is suitable for use in flowing waters.
1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
4.1 The advantages of the depth-integrating samplers are as follows:
4.1.1 The samplers provide the only means by which a representative sample of phytoplankton can be obtained from a stream.
4.1.2 The variety of sampler designs result in the availability of a sampler that can be used in virtually all velocities of flow.
4.2 The disadvantages of the depth-integrating samplers are as follows:
SDO | ASTM: ASTM International |
Document Number | D4135 |
Publication Date | Sept. 1, 2012 |
Language | en - English |
Page Count | 4 |
Revision Level | 82(2012) |
Supercedes | |
Committee | D19.24 |