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ASTM D4131-84(1999)

Historical Reaffirmation

Standard Practice for Sampling Fish with Rotenone

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1.1 This practice covers determination of the quantitative and qualitative species composition of fish in a specified area. The successful use of this technique is dependent on: ( ) preventing fish from escaping the sample area and ( ) retrieving all affected fish, which may take up to three days.

1.2 Advantages:

1.2.1 Easily detoxified.

1.2.2 All native freshwater fish are susceptible, but it has low toxicity to mammals and birds.

1.2.3 At low concentrations fish toxicity depends on species, age, and size.

1.2.4 The suffocating action is reversible.

1.3 Limitations:

1.3.1 It is less effective in cold (below 20°C) and highly alkaline water.

1.3.2 Smaller fish and those without air bladders usually do not float.

1.3.3 Completely random selection of sample areas is not possible.

1.3.4 Overkill beyond sample area can sometimes occur.

1.3.5 Food web organisms may be eliminated.

1.4 Applications- this practice is useful in both short- and long-term studies for management and impact assessment purposes. It is adaptable to both lotic and lentic situations in littoral and limnetic areas.


SDO ASTM: ASTM International
Document Number D4131
Publication Date June 10, 1999
Language en - English
Page Count 2
Revision Level 84(1999)
Supercedes
Committee E47.01
Publish Date Document Id Type View
April 1, 2019 D4131-19 Revision
April 12, 1984 D4131-84R99E01 Revision
April 1, 2024 D4131-19R24 Reaffirmation
Jan. 1, 2014 D4131-84R14 Reaffirmation
March 1, 2004 D4131-84R05 Reaffirmation
June 10, 1999 D4131-84R99 Reaffirmation