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Technician at the BCF Ann Arbor Biological Laboratory determines concentration of pesticides in samples of river and lake water Picture

Technician at the BCF Ann Arbor Biological Laboratory determines concentration of pesticides in samples of river and lake water

Technician at the BCF Ann Arbor Biological Laboratory determines concentration of pesticides in samples of river and lake water. More study is needed to identify toxic substances that may be dangerous or lethal to aquatic life and humans when contaminated food is eaten.

Photo Location: Michigan, Ann Arbor
Photo Date: 1969 circa

Author: NOAA Central Library Historical Fisheries Collection; P. 350 of "Our Changing Fisheries" 1970 Centenary NMFS centenary volume/ NOAA

License: Public Domain Mark 1.0 (Public domain)
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Added On
17th October 2015
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