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Making field measurements and sampling along a depth profile in the Patuxent River in the rain.
Measurements in the rain
Measuring Secchi depth in frozen water presents a challenge.
Secchi disc on ice
Measuring Secchi depth in winter presents a challenge.
Winter Secchi depth = 0
A YSI meter is used to measure temperature, salinity, dissolved oxygen, and conductivity in Monie Bay, a component of Chesapeake Bay National Estuarine Research Reserve
Measuring water quality
Measuring Secchi depth in frozen water presents a challenge.
Winter Secchi depth
Water quality monitoring fieldwork in Maryland's Coastal Bays.
Fieldwork in Maryland's Coastal Bays
An old mass spectrometer for analyzing stable isotopes
Isotope ratio mass spectrometer
Bryozoans foul lines in Monie Bay, part of the Chesapeake Bay, MD National Estuarine Research Reserve
Bryozoan fouling rope lines
Filtering water samples for chlorophyll a, total suspended solids, total volatile solids, and suspended particulate matter. Filtered water can be used to measure dissolved nutrients such as nitrogen and phosphorus.
Filtering water samples
Filtering water samples for chlorophyll a, total suspended solids, total volatile solids, and suspended particulate matter. Filtered water can be used to measure dissolved nutrients such as nitrogen and phosphorus.
Filtering water samples
Monitoring the water quality on Monie Bay
Monitoring Water Quality
Recording water quality measurements from a YSI sonde while monitoring in Monie Creek, part of the Monie Bay National Estuarine Research Reserve.
Monitoring water quality
Illustration of measuring cup with full contents
Measuring cup: full
Illustration of measuring cup with half contents
Measuring cup: half
Illustration of measuring cup with low contents
Measuring cup: low
Measuring a white perch from the trawl on the PAX ACE-INC (Atlantic Coast Environmental Indicators Consortium) cruise on the R/V Aquarius in February 2001
Measuring White Perch

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