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Dissolved Oxygen by Region for All Years
Contour plots for dissolved oxygen concentrations in each region for each year. Black dots at
the top of each plot indicate sampling days for that region. White lines indicate 187 µM
(6ppm) and 250 µM (8ppm) limits. Region boundaries are given in the map at upper right.
2011 2012 2013 2014
2015 2016 2017 2018
2019 2020 2021 2022
2023
