Oceanographic and biological water parameter data collected from the M110 and M110X moorings in Lake Michigan, Great Lakes region to support the long-term ecological research Muskegon transect studies by NOAA Great Lakes Environmental Research Laboratory from 2014-05-05 to 2020-08-12 (NCEI Accession 0282942)
Two moorings were deployed near the M110 station by the NOAA Great Lakes Environmental Research Laboratory (GLERL) from 2014 through 2020. These observations support the GLERL Long-Term Ecological Research program. The M110 station is part of the Muskegon Transect in Lake Michigan near the NOAA Lake Michigan Field Station, Muskegon, MI. The first mooring, “M110”, is an oceanographic mooring containing a temperature string and an acoustic doppler current profiler approximately 200 meters from the temperature string. The second mooring, “M110X”, is a physical and biological mooring that collects temperature and fluorometer measurements over the winter. The approximate depth of this mooring location was 110 m.
The M110 deployment’s temperature string collects vertical water temperatures at hourly time intervals at multiple depths by SeaBird, HOBO Onset, and HOBO Tidbits thermistors. Current speed and direction were collected at sub-hourly time intervals at multiple depths by a Teledyne RDI WorkHorse acoustic doppler current profiler. The data files for this mooring contain the station name “noaa-glerl-michigan-lter-m110-” in the file name.
The physical and biological mooring collects surface and bottom temperature and fluorometer measurements hourly. The temperature sensors were HOBO Tidbit and Sea-Bird 39 thermistors. The Wet Labs fluorometers measured voltage, which were converted to chlorophyll concentrations. Please see the “Supplemental Information” for more information about the chlorophyll concentrations. The data files for this mooring contain the station name “noaa-glerl-michigan-lter-m110x-” in the file name.
All measurements were collected continuously during the deployments. Note the deployments are not continuous throughout this time period. Several sensors shown on the mooring diagrams failed during deployments, those data are not included in this accession. Included in this data package are two data formats, netCDF and CSV. Metadata is included in the netCDF file, the CSV files also contain a data dictionary explaining the column headings.
The M110 deployment’s temperature string collects vertical water temperatures at hourly time intervals at multiple depths by SeaBird, HOBO Onset, and HOBO Tidbits thermistors. Current speed and direction were collected at sub-hourly time intervals at multiple depths by a Teledyne RDI WorkHorse acoustic doppler current profiler. The data files for this mooring contain the station name “noaa-glerl-michigan-lter-m110-” in the file name.
The physical and biological mooring collects surface and bottom temperature and fluorometer measurements hourly. The temperature sensors were HOBO Tidbit and Sea-Bird 39 thermistors. The Wet Labs fluorometers measured voltage, which were converted to chlorophyll concentrations. Please see the “Supplemental Information” for more information about the chlorophyll concentrations. The data files for this mooring contain the station name “noaa-glerl-michigan-lter-m110x-” in the file name.
All measurements were collected continuously during the deployments. Note the deployments are not continuous throughout this time period. Several sensors shown on the mooring diagrams failed during deployments, those data are not included in this accession. Included in this data package are two data formats, netCDF and CSV. Metadata is included in the netCDF file, the CSV files also contain a data dictionary explaining the column headings.
Dataset Citation
- Cite as: NOAA Great Lakes Environmental Research Laboratory (2023). Oceanographic and biological water parameter data collected from the M110 and M110X moorings in Lake Michigan, Great Lakes region to support the long-term ecological research Muskegon transect studies by NOAA Great Lakes Environmental Research Laboratory from 2014-05-05 to 2020-08-12 (NCEI Accession 0282942). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://www.ncei.noaa.gov/archive/accession/0282942. Accessed [date].
Dataset Identifiers
ISO 19115-2 Metadata
gov.noaa.nodc:0282942
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Ordering Instructions | Contact NCEI for other distribution options and instructions. |
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NOAA National Centers for Environmental Information +1-301-713-3277 NCEI.Info@noaa.gov |
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NOAA National Centers for Environmental Information ncei.info@noaa.gov |
Time Period | 2014-05-05 to 2020-08-12 |
Spatial Bounding Box Coordinates |
West: -86.6
East: -85.5
South: 43.2
North: 43.25
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Dataset Progress Status | Complete - production of the data has been completed Historical archive - data has been stored in an offline storage facility |
Data Update Frequency | As needed |
Supplemental Information | Data from the fluorometers represents raw output from the sensor. This data was then converted to chlorophyll fluorescence by applying linear scaling constants. The fluorometers deployed at this location were calibrated by the manufacturer WetLabs, in December of 2019 using a Thalassiora weissflogii phytoplankton culture. The characterization sheets for each instrument are included in this data accession. No further calibrations for freshwater environments or specific chlorophyll species were performed in our Laboratory prior to deployment. The fluorometer chlorophyll values should be used as approximate values to understand trends in chlorophyll over the deployment period. Do not use the fluorometer chlorophyll values as exact values, as actual environmental conditions will affect the calibration scaling constants. Extracted chlorophyll values can be found in the water quality sampling data collected for this and a nearby location. |
Purpose | The GLERL Long-Term Ecological Research (LTER) program integrates a core set of long-term observations on biological, chemical, and physical variables with process-based studies. These observations serve as the foundation for developing new concepts and modeling tools to explore impacts of various stressors on the ecosystem (e.g., invasive species, climate change, nutrient loading, overfishing). Long-term observations also provide a foundation for evaluating changes in ecosystems where there could be a significant time lag between cause and effect; such information is essential for management of an environment. NOAA-GLERL has maintained the LTER program for the waters near the Lake Michigan Field Station, Muskegon, MI since the 1970s. We have collected biological (zooplankton, chlorophyll) and water chemistry (nutrients) samples at offshore sites dating back to the 1970s, with the most extensive and complete data sets dating back to the 1980s. |
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Last Modified: 2024-09-17T19:15:51Z
For questions about the information on this page, please email: ncei.info@noaa.gov
For questions about the information on this page, please email: ncei.info@noaa.gov