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Phycocyanin fluorescence at the Willamette River below Holgate Channel, OMSI dock

Detailed Description

Time-series data of phycocyanin fluorescence units on the y-axis, comparing May 1st through August 29th of 2024 (red) and 2023 (blue) on the x-axis. Phycocyanin fluorescence units are a relative indicator of blue-green algae (cyanobacteria) in water. In 2023 phycocyanin fluorescence reached just above 2.5 units compared to 2024 that did not exceed 1.0 units. Data recorded in the Willamette River below Holgate Channel at the OMSI dock.

Sources/Usage

Public Domain.

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