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General Information
File Identifier:
gov.noaa.nodc:0247167
Metadata Date Stamp:
2023-03
Organization:
NOAA National Centers for Environmental Information
Organization Role:
custodian
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Identification Information
Title:
Water Quality Data from the R/V Walton Smith along the Florida Reef Tract, Florida Bay and Southwest Florida from 1998-01-29 to 2023-01-17 (NCEI Accession 0247167)
Abstract:
The dataset is from the South Florida Ecosystem Restoration Cruises on the R/V Walton Smith. Data has been collected bimonthly since 1998 at fixed stations along the Florida Reef Tract, Florida Bay and Southwest Florida. A CTD is deployed to collect in-situ water quality measurements and water samples at the sea surface. Water samples for nutrient analysis are filtered after collection using a 0.45 micromolar filter and frozen for the duration of the cruise. Water samples collected for chlorophyll-a analysis are filtered onto glass microfiber filters, with each filter stored in individual sample tubes and placed in liquid nitrogen for the duration of the cruise. All samples are brought back to the laboratory for analysis. Nutrient samples are analyzed for ammonium, phosphate, nitrate+nitrite, nitrite, and silicate on a SEAL AA3 Autoanalyzer following EPA methods and NELAC standards. Chlorophyll-a is analyzed on a fluorometer following EPA methods and NELAC standards. Temperature and salinity are measured in-situ using sensors attached to the CTD. Field duplicates are also collected and analyzed at a subset of stations to ensure quality control.
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Browse Graphic
Browse Graphic URL:
https://www.ncei.noaa.gov/access/metadata/landing-page/bin/gfx?id=gov.noaa.nodc:0247167
Browse Graphic Caption:
Preview graphic
Browse Graphic Type:
PNG
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Data Theme
Theme Topics:
Environment and Conservation, Oceans and Estuaries
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Spatial Domain
West Bounding Longitude:
-84.062
South Bounding Latitude:
23.674
East Bounding Longitude:
-79.842
North Bounding Latitude:
28.019
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Data Quality Information
Scope (quality information applies to):
Dataset
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Contact Information
Email:
ncei.info@noaa.gov
Contact Website:
https://www.ncei.noaa.gov/contact
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Metadata Reference Information
Metadata Standard Name:
ISO 19115-2 Geographic Information - Metadata - Part 2: Extensions for Imagery and Gridded Data
Metadata Standard Version:
ISO 19115-2:2009(E)
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