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Ref. No. [UMCES] CBL 2016-014
ACT VS16-05
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Figure 15.
Results of the HACH HL4 for the Muskegon Lake trials.
Top panel:
HL4 temperature data at
sample snap.
Middle panel:
DO recordings from instrument (blue dot) and DO of corresponding reference
samples determined by Winkler Titrations (red triangles.)
Bottom panel:
Time series of the difference
between the HL4 and reference measurements for each matched pair. Cast 2 and 3 are plotted on the same
graph and separated by the axis break. Bottle 8 on cast 3 did not close fully and was discarded.