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IOS_CTD_Profiles

The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL _NCProperties String version=2,netcdf=4.9.3-development,hdf5=1.12.2
attribute NC_GLOBAL acknowledgement String Hakai Institute
attribute NC_GLOBAL agency String OSD
attribute NC_GLOBAL cdm_data_type String Profile
attribute NC_GLOBAL cdm_profile_variables String profile,filename
attribute NC_GLOBAL comment String Data converted from IOS ASCII format
attribute NC_GLOBAL Conventions String COARDS, CF-1.6, ACDD-1.3
attribute NC_GLOBAL country String Canada
attribute NC_GLOBAL creator_email String DFO.PAC.SCI.IOSData-DonneesISO.SCI.PAC.MPO at dfo-mpo.gc.ca
attribute NC_GLOBAL creator_name String Institute of Ocean Sciences, 9860 West Saanich Road, Sidney, B.C., Canada
attribute NC_GLOBAL creator_url String https://science.gc.ca/site/science/en/educational-resources/marine-and-freshwater-sciences/institute-ocean-sciences (external link)
attribute NC_GLOBAL date_created String 2025-11-22T07:04:24Z
attribute NC_GLOBAL Easternmost_Easting double 180.0
attribute NC_GLOBAL featureType String Profile
attribute NC_GLOBAL filename String 2025-083-0026.ctd
attribute NC_GLOBAL geospatial_bounds String POINT (-127.61162333333333, 50.528553333333335)
attribute NC_GLOBAL geospatial_lat_max double 90.0
attribute NC_GLOBAL geospatial_lat_min double -77.89333
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double 180.0
attribute NC_GLOBAL geospatial_lon_min double -179.9883
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL geospatial_vertical_max double 5908.48
attribute NC_GLOBAL geospatial_vertical_min double 0.0
attribute NC_GLOBAL geospatial_vertical_positive String down
attribute NC_GLOBAL geospatial_vertical_units String m
attribute NC_GLOBAL header String {
"FILE": {
"START TIME": " UTC 2025/10/24 20:19:11.000\n",
"END TIME": " UTC 2025/10/24 20:25:08.000\n",
"TIME INCREMENT": " 0 0 0 0.125 0 ! (day hr min sec ms)\n",
"NUMBER OF RECORDS": " 54\n",
"DATA DESCRIPTION": " CTD\n",
"FILE TYPE": " ASCII\n",
"NUMBER OF CHANNELS": " 10\n",
"$TABLE: CHANNELS": [
" ! No Name Units Minimum Maximum\n",
" !--- --------------------------------- --------------- -------------- --------------\n",
" 1 Pressure decibar 0 53\n",
" 2 Depth metres 0.4 52.1\n",
" 3 Temperature 'deg C (ITS90)' 10.0293 11.137\n",
" 4 Salinity PSS-78 24.996 32.4567\n",
" 5 Fluorescence:URU mg/m^3 0.19 1.406\n",
" 6 Oxygen:Dissolved:Saturation:RBR % 48.44 81.21\n",
" 7 Oxygen:Dissolved:Rinko mL/L 3.11 5.34\n",
" 8 Oxygen:Dissolved:Rinko umol/kg 135.4 234\n",
" 9 Conductivity S/m 2.8854 3.57862\n",
" 10 Number_of_bin_records n/a 2 11\n"
],
"$TABLE: CHANNEL DETAIL": [
" ! No Pad Start Width Format Type Decimal_Places\n",
" !--- ---- ----- ----- ------ ---- --------------\n",
" 1 -99 ' ' 7 F R4 1\n",
" 2 -99 ' ' 7 F R4 1\n",
" 3 -99 ' ' 9 F R4 4\n",
" 4 -99 ' ' 9 F R4 4\n",
" 5 -99 ' ' 8 F R4 3\n",
" 6 -99 ' ' 8 F R4 2\n",
" 7 -99 ' ' 7 F R4 2\n",
" 8 -99 ' ' 6 F R4 1\n",
" 9 -99 ' ' 10 F R4 5\n",
" 10 ' ' ' ' 5 I I 0\n"
]
},
"ADMINISTRATION": {
"MISSION": " 2025-083\n",
"AGENCY": " OSD\n",
"COUNTRY": " Canada\n",
"PROJECT": " Quatsino Sound CTD Monitoring Program\n",
"SCIENTIST": " Cooper G.\n",
"PLATFORM": " Doug Anderson\n"
},
"LOCATION": {
"GEOGRAPHIC AREA": " Quatsino Sound\n",
"STATION": " \"Quat9\n",
"EVENT NUMBER": " 26\n",
"LATITUDE": " 50 31.71320 N ! (deg min)\n",
"LONGITUDE": " 127 36.69740 W ! (deg min)\n",
"WATER DEPTH": " 52\n"
},
"INSTRUMENT": {
"MODEL": " Maestro3\n",
"SERIAL NUMBER": " 208765\n",
"DATA DESCRIPTION": " CTD ! custom item\n",
"INSTRUMENT TYPE": " RBR CTD ! custom item\n"
},
"HISTORY": {
"2": " $TABLE: PROGRAMS",
"3": " ! Name Vers Date Time Recs In Recs Out",
"4": " ! -------- ------ ---------- -------- --------- ---------",
"5": " SPRD2IS 5.3.1 2025/11/18 11:15:14 2860 2860",
"6": " MERGEHDR 1.3 2025/11/18 11:25:11 2860 2860",
"7": " CLEAN 5.3 2025/11/18 11:35:24 2860 2860",
"8": " ADTIMCH 4.4 2025/11/18 11:35:54 2860 2860",
"9": " CALIB 12.1 2025/11/18 12:57:14 2860 2860",
"10": " CLIP 1.4.1 2025/11/18 13:01:01 2860 1101",
"11": " FILTERS 4.3 2025/11/18 13:03:09 1101 1101",
"12": " SHIFTDAT 3.5 2025/11/18 13:06:08 1101 1101",
"13": " SHIFTDAT 3.5 2025/11/18 13:06:36 1101 1101",
"14": " MERGE 3.6 2025/11/18 13:23:09 1101 1101",
"15": " FILTERS 4.3 2025/11/20 08:24:33 1101 1101",
"16": " DELETE 6.3 2025/11/20 08:28:25 1101 465",
"17": " CTDEDIT 5.5.1 2025/11/20 12:53:22 465 457",
"18": " REMOVECH 8.2 2025/11/20 12:54:33 457 457",
"19": " CLEAN 5.3 2025/11/20 13:01:16 457 457",
"20": " REORDER 1.3.1 2025/11/20 13:02:13 ? ?",
"21": " BINAVE 4.2.1 2025/11/20 13:05:26 457 54",
"22": " CALIB 12.1 2025/11/20 13:18:15 54 54",
"23": " HDREDIT2 3.2 2025/11/20 13:28:42 ? ?",
"24": " CLEAN 5.3 2025/11/20 13:42:57 54 54",
"25": " $END"
},
"CALIBRATION": {
"$TABLE: CORRECTED CHANNELS": [
" ! Name Units Fmla Pad Coefficients\n",
" ! -------------- --------- ---- ------ ------------\n",
" Pressure decibar 10 -99 () (0.1 1)\n",
" Depth metres 10 -99 () (0.1 1)\n",
" Conductivity S/m 10 -99 () (0 0.1)\n"
]
},
"COMMENTS": {
"1": " --------------------------------------------------------------------------------------",
"3": " Data Processing Notes:",
"4": " ----------------------",
"5": " No calibration sampling was available.",
"7": " Turbidity was removed all casts due to the sensor needing calibration.",
"9": " The RinkoIII temperature sensor needs to be calibrated, Dissolved Oxygen",
"10": " values had many spikes. These were smoothed using a running average filter.",
"12": " For details on the processing see document: 2025-083_Processing_Report.doc.",
"14": " --------------------------------------------------------------------------------------"
}
}
attribute NC_GLOBAL history String {'2025-11-22T07:04:24.697050 UTC': 'Standardize ocean variables with add_standard_name tool', '2025-11-22T07:04:24.700725 UTC': 'Create sea_water_temperature variable and apply the following parameters: TEMPS901', '2025-11-22T07:04:24.703836 UTC': 'Create sea_water_practical_salinity variable and apply the following parameters: PSALST01', '2025-11-22T07:04:24.718992 UTC': 'Create sea_water_pressure variable and apply the following parameters: PRESPR01'}
attribute NC_GLOBAL id String 2025-083-0026
attribute NC_GLOBAL infoUrl String ???
attribute NC_GLOBAL institution String Institute of Ocean Sciences
attribute NC_GLOBAL keywords String conductivity, CTD, density, depth, oxygen, pressure, salinity, subSurfaceSalinity, subSurfaceTemperature, temperature
attribute NC_GLOBAL keywords_fra String oxygène,salinité sous la surface,température sous la surface,conductivité, CTD, densité, profondeur, temperature, salinité
attribute NC_GLOBAL keywords_vocabulary String GCMD Science Keywords
attribute NC_GLOBAL language String eng
attribute NC_GLOBAL license String The data may be used and redistributed for free but is not intended
for legal use, since it may contain inaccuracies. Neither the data
Contributor, ERD, NOAA, nor the United States Government, nor any
of their employees or contractors, makes any warranty, express or
implied, including warranties of merchantability and fitness for a
particular purpose, or assumes any legal liability for the accuracy,
completeness, or usefulness, of this information.
attribute NC_GLOBAL mission String 2025-083
attribute NC_GLOBAL naming_authority String COARDS
attribute NC_GLOBAL Northernmost_Northing double 90.0
attribute NC_GLOBAL nrec long 54
attribute NC_GLOBAL platform String ship
attribute NC_GLOBAL platform_vocabulary String https://vocab.nerc.ac.uk/collection/L06/current/ (external link)
attribute NC_GLOBAL processing_level String 3
attribute NC_GLOBAL project String Quatsino Sound CTD Monitoring Program
attribute NC_GLOBAL publisher_name String Hakai Institute
attribute NC_GLOBAL scientist String Cooper G.
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double -77.89333
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v79
attribute NC_GLOBAL subsetVariables String instrument_type, platform, agency, scientist, country, geographic_area
attribute NC_GLOBAL summary String This dataset contains observations made by the Institute of Ocean Sciences of Fisheries and Oceans (DFO) using CTDs mounted on rosettes. The CTDs were deployed by DFO and partner organizations on scientific cruises between 1968 to present. Variables present in the dataset include Temperature, Salinity, Oxygen, Conductivity, Depth, and Pressure. For any questions please contact (DFO.PAC.SCI.IOSData-DonneesISO.SCI.PAC.MPO@dfo-mpo.gc.ca).
attribute NC_GLOBAL summary_fra String Cet ensemble de données contient des observations complétées par l'Institut des sciences de la mer (ISM) de Pêches et Océans (PO) en utilisant des instruments CTDs sur une rosette. Les profiles ont été complétés par PO et d'autres organisations partenaires entre 1968 et aujourd'hui. Les variables présentes dans cet ensemble de données sont: température, salinité, oxygène, conductivité, profondeur et pression. (DFO.PAC.SCI.IOSData-DonneesISO.SCI.PAC.MPO@dfo-mpo.gc.ca)
attribute NC_GLOBAL time_coverage_duration double 0.0
attribute NC_GLOBAL time_coverage_end String 2025-10-24T20:19:11Z
attribute NC_GLOBAL time_coverage_resolution String n/a
attribute NC_GLOBAL time_coverage_start String 1965-07-05T21:50:00Z
attribute NC_GLOBAL title String IOS CTD Profile Data
attribute NC_GLOBAL title_fra String Profils CTD de l'Institut des sciences de la mer
attribute NC_GLOBAL Westernmost_Easting double -179.9883
variable profile   String  
attribute profile cf_role String profile_id
attribute profile long_name String Profile ID
variable filename   String  
variable country   String  
variable mission_id   String  
variable scientist   String  
variable project   String  
variable agency   String  
variable platform   String  
variable instrument_type   String  
variable instrument_model   String  
variable instrument_serial_number   String  
variable geographic_area   String  
variable event_number   String  
variable latitude   float  
attribute latitude _CoordinateAxisType String Lat
attribute latitude _FillValue float NaN
attribute latitude actual_range float -77.89333, 90.0
attribute latitude axis String Y
attribute latitude colorBarMaximum double 90.0
attribute latitude colorBarMinimum double -90.0
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
variable longitude   float  
attribute longitude _CoordinateAxisType String Lon
attribute longitude _FillValue float NaN
attribute longitude actual_range float -179.9883, 180.0
attribute longitude axis String X
attribute longitude colorBarMaximum double 180.0
attribute longitude colorBarMinimum double -180.0
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
variable time   double  
attribute time _CoordinateAxisType String Time
attribute time actual_range double -1.417038E8, 1.761337151E9
attribute time axis String T
attribute time ioos_category String Time
attribute time long_name String Time
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
variable PRESPR01   float  
attribute PRESPR01 _ChunkSizes uint 1024
attribute PRESPR01 _FillValue float NaN
attribute PRESPR01 actual_range float 0.0, 6035.7
attribute PRESPR01 colorBarMaximum double 5000.0
attribute PRESPR01 colorBarMinimum double 0.0
attribute PRESPR01 featureType String profile
attribute PRESPR01 ios_name String pressure
attribute PRESPR01 long_name String Pressure
attribute PRESPR01 standard_name String sea_water_pressure
attribute PRESPR01 units String decibar
variable depth   float  
attribute depth _ChunkSizes uint 1024
attribute depth _CoordinateAxisType String Height
attribute depth _CoordinateZisPositive String down
attribute depth _FillValue float NaN
attribute depth actual_range float 0.0, 5908.48
attribute depth axis String Z
attribute depth colorBarMaximum double 8000.0
attribute depth colorBarMinimum double -8000.0
attribute depth colorBarPalette String TopographyDepth
attribute depth ioos_category String Location
attribute depth ios_name String depth
attribute depth long_name String Depth
attribute depth positive String down
attribute depth standard_name String depth
attribute depth units String m
variable sea_water_temperature   float  
attribute sea_water_temperature _ChunkSizes uint 1024
attribute sea_water_temperature _FillValue float NaN
attribute sea_water_temperature actual_range float -98.97625, 30.55027
attribute sea_water_temperature colorBarMaximum double 32.0
attribute sea_water_temperature colorBarMinimum double 0.0
attribute sea_water_temperature comment String {'2025-11-22T07:04:24.700733 UTC': 'Create sea_water_temperature variable and apply the following parameters: TEMPS901'}
attribute sea_water_temperature long_name String Sea Water Temperature
attribute sea_water_temperature units String degC
variable sea_water_practical_salinity   float  
attribute sea_water_practical_salinity _ChunkSizes uint 54
attribute sea_water_practical_salinity _FillValue float NaN
attribute sea_water_practical_salinity actual_range float -99.847, 80.492
attribute sea_water_practical_salinity colorBarMaximum double 37.0
attribute sea_water_practical_salinity colorBarMinimum double 32.0
attribute sea_water_practical_salinity comment String {'2025-11-22T07:04:24.703844 UTC': 'Create sea_water_practical_salinity variable and apply the following parameters: PSALST01'}
attribute sea_water_practical_salinity long_name String Sea Water Practical Salinity
attribute sea_water_practical_salinity standard_name String sea_water_practical_salinity
attribute sea_water_practical_salinity units String PSS-78
variable sea_water_pressure   float  
attribute sea_water_pressure _ChunkSizes uint 54
attribute sea_water_pressure _FillValue float NaN
attribute sea_water_pressure actual_range float 0.0, 6035.7
attribute sea_water_pressure colorBarMaximum double 5000.0
attribute sea_water_pressure colorBarMinimum double 0.0
attribute sea_water_pressure comment String {'2025-11-22T07:04:24.718999 UTC': 'Create sea_water_pressure variable and apply the following parameters: PRESPR01'}
attribute sea_water_pressure ios_name String pressure
attribute sea_water_pressure long_name String Pressure
attribute sea_water_pressure standard_name String sea_water_pressure
attribute sea_water_pressure units String dbar
variable TEMPS901   float  
attribute TEMPS901 _ChunkSizes uint 54
attribute TEMPS901 _FillValue float NaN
attribute TEMPS901 actual_range float -1.8099, 23.0939
attribute TEMPS901 colorBarMaximum double 32.0
attribute TEMPS901 colorBarMinimum double 0.0
attribute TEMPS901 featureType String profile
attribute TEMPS901 long_name String Sea Water Temperature
attribute TEMPS901 units String degC
variable TEMPS902   float  
attribute TEMPS902 actual_range float -1.5454, 10.6745
attribute TEMPS902 colorBarMaximum double 32.0
attribute TEMPS902 colorBarMinimum double 0.0
attribute TEMPS902 long_name String Sea Water Temperature
attribute TEMPS902 standard_name String sea_water_temperature
attribute TEMPS902 units String degC
variable TEMPS601   float  
attribute TEMPS601 actual_range float -99.0, 30.5576
attribute TEMPS601 colorBarMaximum double 32.0
attribute TEMPS601 colorBarMinimum double 0.0
attribute TEMPS601 long_name String Sea Water Temperature
attribute TEMPS601 standard_name String sea_water_temperature
attribute TEMPS601 units String degC
variable TEMPS602   float  
attribute TEMPS602 actual_range float -1.736, 0.824
attribute TEMPS602 colorBarMaximum double 32.0
attribute TEMPS602 colorBarMinimum double 0.0
attribute TEMPS602 long_name String Sea Water Temperature
attribute TEMPS602 standard_name String sea_water_temperature
attribute TEMPS602 units String degC
variable TEMPST01   float  
attribute TEMPST01 actual_range float -99.0, 20.4
attribute TEMPST01 colorBarMaximum double 32.0
attribute TEMPST01 colorBarMinimum double 0.0
attribute TEMPST01 long_name String Sea Water Temperature
attribute TEMPST01 standard_name String sea_water_temperature
attribute TEMPST01 units String degC
variable PSALST01   float  
attribute PSALST01 _ChunkSizes uint 54
attribute PSALST01 _FillValue float NaN
attribute PSALST01 actual_range float -99.847, 80.492
attribute PSALST01 colorBarMaximum double 37.0
attribute PSALST01 colorBarMinimum double 32.0
attribute PSALST01 featureType String profile
attribute PSALST01 long_name String Sea Water Practical Salinity
attribute PSALST01 standard_name String sea_water_practical_salinity
attribute PSALST01 units String PSS-78
variable PSALST02   float  
attribute PSALST02 actual_range float 28.4568, 29.4732
attribute PSALST02 colorBarMaximum double 37.0
attribute PSALST02 colorBarMinimum double 32.0
attribute PSALST02 long_name String Sea Water Practical Salinity
attribute PSALST02 standard_name String sea_water_practical_salinity
attribute PSALST02 units String PSS-78
variable DOXYZZ01   float  
attribute DOXYZZ01 actual_range float -9.0, 13.84
attribute DOXYZZ01 colorBarMaximum double 37.0
attribute DOXYZZ01 colorBarMinimum double 32.0
attribute DOXYZZ01 long_name String Oxygen concentration
attribute DOXYZZ01 standard_name String volume_fraction_of_oxygen_in_sea_water
attribute DOXYZZ01 units String mL/L
variable DOXMZZ01   float  
attribute DOXMZZ01 actual_range float -97.2, 605.9
attribute DOXMZZ01 colorBarMaximum double 37.0
attribute DOXMZZ01 colorBarMinimum double 32.0
attribute DOXMZZ01 long_name String Oxygen concentration
attribute DOXMZZ01 standard_name String mole_concentration_of_dissolved_molecular_oxygen_in_sea_water
attribute DOXMZZ01 units String umol/kg
variable SSALST01   float  
attribute SSALST01 actual_range float -99.0, 53.248
attribute SSALST01 colorBarMaximum double 37.0
attribute SSALST01 colorBarMinimum double 20.0
attribute SSALST01 long_name String Sea Water Salinity
attribute SSALST01 standard_name String sea_water_salinity
attribute SSALST01 units String PPT
variable CNDCST01   float  
attribute CNDCST01 _ChunkSizes uint 54
attribute CNDCST01 _FillValue float NaN
attribute CNDCST01 actual_range float 0.00182, 4.37132
attribute CNDCST01 colorBarMaximum double 37.0
attribute CNDCST01 colorBarMinimum double 20.0
attribute CNDCST01 featureType String profile
attribute CNDCST01 long_name String Sea Water Electrical Conductivity
attribute CNDCST01 standard_name String sea_water_electrical_conductivity
attribute CNDCST01 units String S/m

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.


 
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