HDF5 file, superblock version 2
group /
	attribute acknowledgment = "We would like to acknowledge the captains and crew of the Shelf Research Fleet who have collected this vital informatio."
	attribute cdm_data_type = "Point"
	attribute conventions = "CF-1.7, ACDD-1.3"
	attribute data_contact = "Linus Stoltz, Data Manager"
	attribute email_contact = "data@cfrfoundation.org"
	attribute geospatial_lat_max = 42.02696
	attribute geospatial_lat_min = 42.02696
	attribute geospatial_lon_max = -70.126531
	attribute geospatial_lon_min = -70.126531
	attribute institution = "Commercial Fisheries Research Foundation | Woods Hole Oceanographic Institution"
	attribute keywords = "cooperative research, fisheries, time-series, temperature, salinity, conductivity, chlorophyll, profile, cast, fisheries, oceanography, chemistry, shelf, coastal oceanography"
	attribute references = "https://www.cfrfoundation.org/shelf-research-fleet"
	attribute sensor_manufacturer = "RBR Global"
	attribute sensor_model = "Concerto CTD"
	attribute sensor_specifications = "https://rbr-global.com/products/standard-loggers/rbrduo-ct/"
	attribute summary = "This dataset is split into two groups, a full resolution group (ctd_full_resolution) and a bin averaged group (bin_averaged). Each group is a CF compliant NC dataset served on the erddap server"
	attribute title = "Shelf Research Fleet CTD Data"
group /bin_averaged
	attribute Conventions = "CF-1.7, ACDD-1.3"
	attribute data_contact = "Linus Stoltz, Data Manager"
	attribute email_contact = "data@cfrfoundation.org"
	attribute geospatial_lat_max = 42.02696
	attribute geospatial_lat_min = 42.02696
	attribute geospatial_lon_max = -70.126531
	attribute geospatial_lon_min = -70.126531
	attribute institution = "Commercial Fisheries Research Foundation | Woods Hole Oceanographic Institution"
	attribute project = "Shelf Research Fleet"
	attribute references = "https://www.cfrfoundation.org/shelf-research-fleet"
	attribute sensor_manufacturer = "RBR Global"
	attribute sensor_model = "Concerto CTD"
	attribute sensor_specifications = "https://rbr-global.com/products/standard-loggers/rbrduo-ct/"
	attribute summary = "Bin averaged CTD data from the Shelf Research Fleet project. These data are averaged to 1-meter intervals."
	attribute title = "Shelf Research Fleet 1-m Bin Averaged CTD Data"
dataset /bin_averaged/absolute_salinity: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "Calculates Absolute Salinity from Practical Salinity. Since SP is non-negative by definition, this function changes any negative input values of SP to be zero"
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "absolute salinity"
	attribute standard_name = "sea_water_absolute_salinity"
	attribute units = "g/kg"
dataset /bin_averaged/acceleration: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "acceleration of instrument over the course of the profile. Calculated by the acceleration as the derivative of descent rate with respect to time"
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "instrument descent rate"
	attribute standard_name = "platform_heave_acceleration_down"
	attribute units = "m/s-2"
dataset /bin_averaged/conductivity_filtered: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "low-pass two-way 3-point triangular window filtered water conductivity observations from onboard conductivity cell"
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "raw water conductivity"
	attribute standard_name = "sea_water_electrical_conductivity"
	attribute units = "mS/cm"
dataset /bin_averaged/conservative_temperature: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "Thermodynamic Equation of Seawater 2010 (TEOS-10) which was adopted in 2010 by the International Oceanographic Commission (IOC). Conservative Temperature is specific potential enthalpy (which has the standard name sea_water_specific_potential_enthalpy) divided by a fixed value of the specific heat capacity of sea water, namely cp_0 = 3991.86795711963 J kg-1 K-1."
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "conservative temperature"
	attribute standard_name = "sea_water_conservative_temperature"
	attribute units = "degrees Celcius"
dataset /bin_averaged/density: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "Calculates in-situ density from Absolute Salinity and Conservative Temperature, using the computationally-efficient expression for sp'ecific volume in terms of SA, CT and p (Roquet et al., 2015)."
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "density rho"
	attribute standard_name = "sea_water_density"
	attribute units = "kg/m-3"
dataset /bin_averaged/descent_rate: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "speed at which the instrument is lowered and hauled from the water. Calculated by the descent rate as the derivative of pressure with respect to time."
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "instrument descent speed"
	attribute standard_name = "platform_heave_rate_down"
	attribute units = "m/s"
dataset /bin_averaged/latitude: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "GPS positions are captured by the Ruskin app before or after the CTD cast. GPS records must be collected 10 minutues before or after the cast"
	attribute long_name = "latitude"
	attribute standard_name = "latitude"
	attribute units = "decimal_degrees"
dataset /bin_averaged/longitude: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "GPS positions are captured by the Ruskin app before or after the CTD cast. GPS records must be collected 10 minutues before or after the cast"
	attribute long_name = "longitude"
	attribute standard_name = "longitude"
	attribute units = "decimal_degrees"
dataset /bin_averaged/practical_salinity: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "Practical Salinity, SP, from conductivity, C, primarily using the PSS-78 algorithm. Note that the PSS-78 algorithm for Practical Salinity is only valid in the range 2 < SP < 42. If the PSS-78 algorithm produces a Practical Salinity that is less than 2 then the Practical Salinity is recalculated with a modified form of the Hill et al. (1986) formula. The modification of the Hill et al. (1986) expression is to ensure that it is exactly consistent with PSS-78 at SP = 2"
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "practical salinity"
	attribute standard_name = "sea_water_practical_salinity"
	attribute units = "psu"
dataset /bin_averaged/pressure: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "sea water pressure without atmospheric component. Pressure values where conductivity are less than 2 are average together and subtracted from the pressure record to get the ambient air offset."
	attribute long_name = "sea water pressure"
	attribute standard_name = "sea_water_pressure_due_to_sea_water"
	attribute units = "dbar"
dataset /bin_averaged/project_id: string(1), shape (20, 36)
	attribute comment = "Unique identifier for each project in the dataset"
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "project identifier"
dataset /bin_averaged/session_id: int64, shape (20)
	attribute comment = "Unique idenfier for each profile in the dataset"
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "profile identifier"
dataset /bin_averaged/string36: float32, shape (36)
dataset /bin_averaged/temperature_filtered: float64, shape (20)
	attribute _FillValue = nan
	attribute comment = "low-pass two-way 3-point triangular window filtered water temperature observations from onboard thermistor"
	attribute coordinates = "latitude longitude pressure"
	attribute long_name = "filtered water temperature"
	attribute standard_name = "sea_water_temperature"
	attribute units = "degrees_Celsius"
dataset /bin_averaged/time_utc: float64, shape (20)
	attribute _FillValue = nan
	attribute long_name = "observation timestamp"
	attribute standard_name = "observation_timestamp_utc"
	attribute timezone = "universal_coordinated_time"
	attribute units = "milliseconds since 1970-01-01 00:00:00"
// time_utc: first 1787665414027.0, last 1787665428527.0, count 20
group /ctd_full_resolution
	attribute Conventions = "CF-1.7, ACDD-1.3"
	attribute data_contact = "Linus Stoltz, Data Manager"
	attribute email_contact = "data@cfrfoundation.org"
	attribute geospatial_lat_max = 42.02696
	attribute geospatial_lat_min = 42.02696
	attribute geospatial_lon_max = -70.126531
	attribute geospatial_lon_min = -70.126531
	attribute institution = "Commercial Fisheries Research Foundation | Woods Hole Oceanographic Institution"
	attribute keywords = "cast, CTD, oceanography, cooperative fisheries research, salinity, temperature, point, time-series, profile"
	attribute project = "Shelf Research Fleet"
	attribute references = "https://www.cfrfoundation.org/shelf-research-fleet"
	attribute sensor_manufacturer = "RBR Global"
	attribute sensor_model = "Concerto CTD"
	attribute sensor_specifications = "https://rbr-global.com/products/standard-loggers/rbrduo-ct/"
	attribute summary = "The CFRF, in partnership with scientists at the Woods Hole Oceanographic Institution (WHOI), operates a fishing vessel research fleet to conduct bi-weekly oceanographic sampling across the continental shelf and slope south of Rhode Island. The purpose of the project is to study changes in oceanographic conditions, particularly temperature, in order to better understand how these changes may impact the distribution and abundance of key fisheries resources."
	attribute title = "Shelf Research Fleet CTD Full Resolution With Flags"
dataset /ctd_full_resolution/absolute_salinity: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "Calculates Absolute Salinity from Practical Salinity. Since SP is non-negative by definition, this function changes any negative input values of SP to be zero"
	attribute long_name = "absolute salinity"
	attribute standard_name = "sea_water_absolute_salinity"
	attribute units = "g/kg"
dataset /ctd_full_resolution/acceleration: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "acceleration of instrument over the course of the profile. Calculated by the acceleration as the derivative of descent rate with respect to time"
	attribute long_name = "instrument descent rate"
	attribute standard_name = "platform_heave_acceleration_down"
	attribute units = "m/s-2"
dataset /ctd_full_resolution/conductivity: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "raw unfiltered water conductivity observations from onboard conductivity cell"
	attribute long_name = "raw water conductivity"
	attribute units = "mS/cm"
dataset /ctd_full_resolution/conductivity_filtered: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "low-pass two-way 3-point triangular window filtered water conductivity observations from onboard conductivity cell"
	attribute long_name = "filtered water conductivity"
	attribute standard_name = "sea_water_electrical_conductivity"
	attribute units = "mS/cm"
dataset /ctd_full_resolution/conservative_temperature: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "Thermodynamic Equation of Seawater 2010 (TEOS-10) which was adopted in 2010 by the International Oceanographic Commission (IOC). Conservative Temperature is specific potential enthalpy (which has the standard name sea_water_specific_potential_enthalpy) divided by a fixed value of the specific heat capacity of sea water, namely cp_0 = 3991.86795711963 J kg-1 K-1."
	attribute long_name = "conservative temperature"
	attribute standard_name = "sea_water_conservative_temperature"
	attribute units = "degrees Celcius"
dataset /ctd_full_resolution/density: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "Calculates in-situ density from Absolute Salinity and Conservative Temperature, using the computationally-efficient expression for sp'ecific volume in terms of SA, CT and p (Roquet et al., 2015)."
	attribute long_name = "density rho"
	attribute standard_name = "sea_water_density"
	attribute units = "kg/m-3"
dataset /ctd_full_resolution/descent_rate: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "speed at which the instrument is lowered and hauled from the water. Calculated by the descent rate as the derivative of pressure with respect to time."
	attribute long_name = "instrument descent speed"
	attribute standard_name = "platform_heave_rate_down"
	attribute units = "m/s"
dataset /ctd_full_resolution/flag_acceleration: int64, shape (315)
	attribute comment = "generated flag for profile data. Flag True/1 if acceleration < -0.1 m/s-2"
	attribute long_name = "instrument descent rate"
	attribute standard_name = "platform_heave_acceleration_down"
	attribute units = ""
dataset /ctd_full_resolution/flag_descent_rate: int64, shape (315)
	attribute comment = "generated flag for profile data. Flag True/1 if absolute value for descent rate < 0.4 m/s"
	attribute long_name = "flag descent rate"
	attribute standard_name = "platform_heave_rate_down_flag"
	attribute units = ""
dataset /ctd_full_resolution/latitude: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "GPS positions are captured by the Ruskin app before or after the CTD cast. GPS records must be collected 10 minutues before or after the cast"
	attribute long_name = "latitude"
	attribute standard_name = "latitude"
	attribute units = "decimal_degrees"
dataset /ctd_full_resolution/longitude: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "GPS positions are captured by the Ruskin app before or after the CTD cast. GPS records must be collected 10 minutues before or after the cast"
	attribute long_name = "longitude"
	attribute standard_name = "longitude"
	attribute units = "decimal_degrees"
dataset /ctd_full_resolution/practical_salinity: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "Practical Salinity, SP, from conductivity, C, primarily using the PSS-78 algorithm. Note that the PSS-78 algorithm for Practical Salinity is only valid in the range 2 < SP < 42. If the PSS-78 algorithm produces a Practical Salinity that is less than 2 then the Practical Salinity is recalculated with a modified form of the Hill et al. (1986) formula. The modification of the Hill et al. (1986) expression is to ensure that it is exactly consistent with PSS-78 at SP = 2"
	attribute long_name = "practical salinity"
	attribute standard_name = "sea_water_practical_salinity"
	attribute units = "psu"
dataset /ctd_full_resolution/pressure: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "sea water pressure without atmospheric component. Pressure values where conductivity are less than 2 are average together and subtracted from the pressure record to get the ambient air offset."
	attribute long_name = "sea water pressure"
	attribute standard_name = "sea_water_pressure_due_to_sea_water"
	attribute units = "dbar"
dataset /ctd_full_resolution/profile_orientation: int64, shape (315)
	attribute comment = "Cast identifier for profile -1 indicates downcast, 0 indicates instrument is on the seafloor, 1 indicates upcast"
	attribute long_name = "instrument cast orientation"
	attribute units = ""
dataset /ctd_full_resolution/project_id: string, shape (315)
	attribute comment = "Unique idenfier for each project in the dataset"
	attribute long_name = "project_identifier"
dataset /ctd_full_resolution/session_id: int64, shape (315)
	attribute comment = "Unique idenfier for each profile in the dataset"
	attribute long_name = "profile_identifier"
dataset /ctd_full_resolution/telemetry_type: string, shape (315)
dataset /ctd_full_resolution/temperature: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "raw unfiltered water temperature observations from onboard thermistor"
	attribute long_name = "raw water temperature"
	attribute units = "degrees_Celsius"
dataset /ctd_full_resolution/temperature_filtered: float64, shape (315)
	attribute _FillValue = nan
	attribute comment = "low-pass two-way 3-point triangular window filtered water temperature observations from onboard thermistor"
	attribute long_name = "filtered water temperature"
	attribute standard_name = "sea_water_temperature"
	attribute units = "degrees_Celsius"
dataset /ctd_full_resolution/time_utc: int64, shape (315)
	attribute long_name = "observation timestamp"
	attribute standard_name = "observation_timestamp_utc"
	attribute timezone = "universal_coordinated_time"
	attribute units = "milliseconds since 1970-01-01 00:00:00"
// time_utc: first 1787665389652, last 1787665428902, count 315
dataset /ctd_full_resolution/vessel_id: int64, shape (315)