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![A monel tag is being inserted into the abdominal cavity of a tranquilizednorthern anchovy fizh1646.jpg A monel tag is being inserted into the abdominal cavity of a tranquilizednorthern anchovy](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_fizh1646.jpg?itok=4ZAnndvu)
Description
A monel tag is being inserted into the abdominal cavity of a tranquilizednorthern anchovy. This procedure was part of a pilot program at the BCF LaJolla Biological Laboratory attempting to improve tagging methods for smallpelagic fish. (Image credit: BCF La Jolla Biological Laboratory; NOAA Central Library Historical Fisheries Collection | George Mattson)