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Ref. No. [UMCES] CBL 2016-012

ACT VS16-03

26

Figure K.

Long-term stability and thermal stress challenge of the SBS HydroCAT (SN

03710297). Instrument was maintained in well circulated tank and oxygen content manipulated by

alternately varying water temperature set point between 15 and 25

o

C several times per week of

deployment.

Top Panel

: Time series of the instrument readings at 15min intervals with discrete

values for Winkler assay of grab samples taken at sensor level.

Bottom Panel

: Offset in paired

DO readings of and Winkler grab samples.