9597

• UCREFRP Catalog Number: 9597
• Author: U.S. Environmental Protection Agency.
• Title: Biological Field and Laboratory Methods for Measuring the Quality of Surface Waters and Effluents.
• USFW Year: 1973.
• USFW - Doc Type: Cincinnati, OH.
• Copyright Material: NO

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PLANKTON

1.0 INTRODUCTION ...............
2.0 SAMPLE COLLECTION AND PRESERVATION
2.1 General Considerations . .
2.1.1 Influential factors .
2.1.2 Sampling frequency
2.1.3 Sampling locations
2.1.4 Sampling depth
2.1.5 Field notes
2.1.6 Sample labelling
2.2 Phytoplankton ....
2.2.1 Sampling equipment
2.2.2 Sample volume
2.2.3 Sample preservation
2.3 Zooplankton .......
2.3.1 Sampling equipment
2.3.2 Sample volume
2.3.3 Sample preservation
3.0 SAMPLE PREPARATION
3. 1 Phytoplankton ...
3.1.1 Sedimentation
3.1.2 Centrifugation
3.1.3 Filtration
3.2 Zooplankton ....
4.0 SAMPLE ANALYSIS ..
4.1 Phytoplankton ...
4.1.1 Qualitative analysis of phytoplankton
4.1.2 Quantitative analysis of phytoplankton
4.2 Zooplankton ................
4.2.1 Qualitative analysis of zooplankton .
4.2.2 Quantitative analysis of zooplankton
5.0 BIOMASS DETERMINATION
5.1 Dry and Ash-Free Weight
5.1.1 Dry weight
5.1.2 Ash-free weight
5.2 Chlorophyll .....
5.2.1 In vitro measurements
5.2.2 In vivo measurement
5.2.3 Pheophytin correction
5.3 Cell Volume ........
5.3.1 Microscopic (algae and bacteria)
5.3.2 Displacement (zooplankton)
5.4 Cell Surface Area of Phytoplankton
6.0 PHYTOPLANKTON PRODUCTIVITY
6.1 Oxygen Method
6.2 Carbon-l 4 Method
7.0 REFERENCES ....

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