ASTM D 4557 : 1985 : R2002
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
20-10-2003
31-12-2010
CONTAINED IN VOL. 11.05, 2001 Describes procedures for sampling macro invertebrates inhabiting mud, gravel, sand, or rubble substrate. Restricted to shallow streams or areas of rivers, depends on water velocity of not less than 0.05 m/s.
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