Fisheries, Midwest Region
Conserving the Nature of America

Bighead & Silver Carp eDNA Early Detection Results:
2021 Upper Mississippi River

Pool 13

Samples Collected: 04/19 - 04/23/2021
Reported On: 05/25/2021
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Samples Collected
Silver Carp Positive
Bighead Carp Positive
Silver and Bighead Carp eDNA Positive
Invasive Carp eDNA Positive**
264*
29
3
2
11

Pool 16
Samples Collected: 04/19 - 04/23/2021
Reported On: 05/25/2021
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Samples Collected
Silver Carp Positive
Bighead Carp Positive
Invasive Carp eDNA Positive**
88*
27
1
8

* Cooler blanks (field controls) included in number of samples collected.
** The invasive carp eDNA marker tests for DNA that is found in both Silver and Bighead Carp. A positive result indicates that either or both species DNA was present in the water sample. It cannot distinguish between Silver Carp, Bighead Carp, or both species.