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Dataset Title:  Chlorophyll a and Phaeopigment Concentrations from the 2019 Gulf of Alaska
International Year of the Salmon Expedition
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Institution:  University of British Columbia   (Dataset ID: IYS_NISKIN_chl_phaeo)
Information:  Summary ? | License ? | ISO 19115 | Metadata | Background (external link) | Subset | Files | Make a graph
 
Variable ?   Optional
Constraint #1 ?
Optional
Constraint #2 ?
   Minimum ?
   or a List of Values ?
   Maximum ?
 
 cruise ?          "GoA2019"    "GoA2019"
 station ?          "GoA2019_Stn1"    "GoA2019_Stn9"
 profile ?          "GoA2019_Stn10:prof..."    "GoA2019_Stn9:profi..."
 time (Date Time, UTC) ?          2019-02-18T21:30:00Z    2019-03-14T15:59:00Z
  < slider >
 year ?          2019    2019
 month ?          2    3
 day ?          1    28
 time2 (Time, UTC) ?          "00:27:00"    "23:45:00"
 latitude (degrees_north) ?          47.662    56.667
  < slider >
 longitude (degrees_east) ?          -147.501    -128.523
  < slider >
 depth (m) ?      
   - +  ?
  < slider >
 tube ?          "108"    "97"
 chlorophyll_a (mg m-3) ?          0.0    0.92
 phaeopigment (mg m-3) ?          -0.08    0.68
 region ?          "north"    "south"
 
Server-side Functions ?
 distinct() ?
? ("Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.Hover here to see a list of options. Click on an option to select it.")

File type: (more information)

(Documentation / Bypass this form ? )
 
(Please be patient. It may take a while to get the data.)


 

The Dataset Attribute Structure (.das) for this Dataset

Attributes {
 s {
  cruise {
    String long_name "Cruise";
  }
  station {
    String cf_role "timeseries_id";
    String long_name "station";
  }
  profile {
    String cf_role "profile_id";
    String long_name "Profile";
  }
  time {
    String _CoordinateAxisType "Time";
    Float64 actual_range 1.5505254e+9, 1.55257914e+9;
    String axis "T";
    String ioos_category "Time";
    String long_name "Date Time";
    String source_name "eventDate";
    String standard_name "time";
    String time_origin "01-JAN-1970 00:00:00";
    String time_precision "1970-01-01T00:00:00Z";
    String units "seconds since 1970-01-01T00:00:00Z";
  }
  year {
    Int16 actual_range 2019, 2019;
    String ioos_category "Time";
    String long_name "Year";
  }
  month {
    String _Unsigned "false";
    Byte actual_range 2, 3;
    String ioos_category "Time";
    String long_name "Month";
  }
  day {
    String _Unsigned "false";
    Byte actual_range 1, 28;
    String ioos_category "Time";
    String long_name "Day";
  }
  time2 {
    String ioos_category "Time";
    String long_name "Time";
    String standard_name "time";
    String units "UTC";
  }
  latitude {
    String _CoordinateAxisType "Lat";
    Float64 actual_range 47.662, 56.667;
    String axis "Y";
    Float64 colorBarMaximum 90.0;
    Float64 colorBarMinimum -90.0;
    String ioos_category "Location";
    String long_name "Latitude";
    String source_name "Latitude";
    String standard_name "latitude";
    String units "degrees_north";
  }
  longitude {
    String _CoordinateAxisType "Lon";
    Float64 actual_range -147.501, -128.523;
    String axis "X";
    Float64 colorBarMaximum 180.0;
    Float64 colorBarMinimum -180.0;
    String ioos_category "Location";
    String long_name "Longitude";
    String source_name "Longitude";
    String standard_name "longitude";
    String units "degrees_east";
  }
  depth {
    String _CoordinateAxisType "Height";
    String _CoordinateZisPositive "down";
    Int16 _FillValue 32767;
    Int16 actual_range 0, 150;
    String axis "Z";
    Float64 colorBarMaximum 8000.0;
    Float64 colorBarMinimum -8000.0;
    String colorBarPalette "TopographyDepth";
    String ioos_category "Location";
    String long_name "Depth";
    String positive "down";
    String standard_name "depth";
    String units "m";
  }
  tube {
    String long_name "Tube";
  }
  chlorophyll_a {
    Float64 actual_range 0.0, 0.92;
    Float64 colorBarMaximum 30.0;
    Float64 colorBarMinimum 0.03;
    String colorBarScale "Log";
    String long_name "Mass Concentration Of Chlorophyll A In Sea Water";
    String standard_name "mass_concentration_of_chlorophyll_a_in_sea_water";
    String units "mg m-3";
  }
  phaeopigment {
    Float64 actual_range -0.08, 0.68;
    String long_name "Mass Concentration Of Phaeopigment In Sea Water";
    String standard_name "mass_concentration_of_phaeopigments_in_sea_water";
    String units "mg m-3";
  }
  region {
    String long_name "Region";
  }
 }
  NC_GLOBAL {
    String cdm_data_type "TimeSeriesProfile";
    String cdm_profile_variables "profile,time";
    String cdm_timeseries_variables "station,latitude,longitude";
    String Conventions "COARDS, CF-1.6, ACDD-1.3";
    String creator_name "Brian Hunt";
    String DOI "https://doi.org/10.21966/yxzb-a531";
    Float64 Easternmost_Easting -128.523;
    String featureType "TimeSeriesProfile";
    Float64 geospatial_lat_max 56.667;
    Float64 geospatial_lat_min 47.662;
    String geospatial_lat_units "degrees_north";
    Float64 geospatial_lon_max -128.523;
    Float64 geospatial_lon_min -147.501;
    String geospatial_lon_units "degrees_east";
    Float64 geospatial_vertical_max 150.0;
    Float64 geospatial_vertical_min 0.0;
    String geospatial_vertical_positive "down";
    String geospatial_vertical_units "m";
    String history 
"2024-04-20T01:40:17Z (local files)
2024-04-20T01:40:17Z https://data.cioospacific.ca/erddap/tabledap/IYS_NISKIN_chl_phaeo.html";
    String id "https://doi.org/10.21966/yxzb-a531";
    String infoUrl "http://yearofthesalmon.org";
    String institution "University of British Columbia";
    String keywords "chlorophyll, chlorophyll-a, Earth Science > Oceans > Ocean Chemistry > Chlorophyll, International Year of the Salmon (IYS), oceans, phaeopigment";
    String keywords_vocabulary "GCMD Science Keywords";
    String license "CC BY 4.0 https://creativecommons.org/licenses/by/4.0/";
    Float64 Northernmost_Northing 56.667;
    String platform "ship";
    String platform_vocabulary "https://vocab.nerc.ac.uk/collection/L06/current/";
    String project "International Year of the Salmon (IYS)";
    String publisher "North Pacific Anadromous Fish Commission";
    String publisher_type "Organization";
    String sourceUrl "(local files)";
    Float64 Southernmost_Northing 47.662;
    String standard_name_vocabulary "CF Standard Name Table v79";
    String subsetVariables "depth";
    String summary "Chlorophyll a and Phaeopigment concentration samples were collected at six depths between 0 and 150 m at all oceanographic stations. These data were collected as part of the International Year of the Salmon (IYS) Gulf of Alaska High Seas Expedition conducted in February and March 2019, to further improve the understanding of factors impacting salmon early marine winter survival.";
    String time_coverage_end "2019-03-14T15:59:00Z";
    String time_coverage_start "2019-02-18T21:30:00Z";
    String title "Chlorophyll a and Phaeopigment Concentrations from the 2019 Gulf of Alaska International Year of the Salmon Expedition";
    Float64 Westernmost_Easting -147.501;
  }
}

 

Using tabledap to Request Data and Graphs from Tabular Datasets

tabledap lets you request a data subset, a graph, or a map from a tabular dataset (for example, buoy data), via a specially formed URL. tabledap uses the OPeNDAP (external link) Data Access Protocol (DAP) (external link) and its selection constraints (external link).

The URL specifies what you want: the dataset, a description of the graph or the subset of the data, and the file type for the response.

Tabledap request URLs must be in the form
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/datasetID.fileType{?query}
For example,
https://coastwatch.pfeg.noaa.gov/erddap/tabledap/pmelTaoDySst.htmlTable?longitude,latitude,time,station,wmo_platform_code,T_25&time>=2015-05-23T12:00:00Z&time<=2015-05-31T12:00:00Z
Thus, the query is often a comma-separated list of desired variable names, followed by a collection of constraints (e.g., variable<value), each preceded by '&' (which is interpreted as "AND").

For details, see the tabledap Documentation.


 
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