April 2021 samples with buffer area used to subset historical benthic data.

September 2021 samples with buffer area used to subset historical benthic data.

Subset historical data.

TBBI categories by sample (top) and average TBBI scores (bottom), historical and 2021. Bottom plot only includes years with > 2 samples. Breakpoints for TBBI categories in the bottom are shown by the colors.

TBBI categories by sample (left) and average TBBI scores (right), April/September 2021 results only. Breakpoints for TBBI categories in the right are shown by the colors.

Same results as above, but without station 21PP03.

A simple map comparing April/September results for 2021.