ERDDAP > info > erdEtopoSeafloorGradient

Grid DAP Data	Sub- set	Table DAP Data	Make A Graph	W M S	Source Data Files	Acces- sible	Title	Sum- mary	FGDC, ISO, Metadata	Back- ground Info	RSS	E mail	Institution	Dataset ID
data			graph	M	files	public	Estimated Seafloor Depth Gradients: ETOPO (US West Coast)		F   I   M	background			NOAA ERD	erdEtopoSeafloorGradient

The Dataset's Variables and Attributes

Row Type	Variable Name	Attribute Name	Data Type	Value
attribute	NC_GLOBAL	_NCProperties	String	version=2,netcdf=4.6.2,hdf5=1.10.4
attribute	NC_GLOBAL	cdm_data_type	String	Grid
attribute	NC_GLOBAL	Conventions	String	COARDS, CF-1.6, ACDD-1.3
attribute	NC_GLOBAL	creator_email	String	erd.data at noaa.gov
attribute	NC_GLOBAL	creator_name	String	NOAA NMFS SWFSC ERD
attribute	NC_GLOBAL	creator_type	String	institution
attribute	NC_GLOBAL	creator_url	String	https://www.pfeg.noaa.gov
attribute	NC_GLOBAL	Easternmost_Easting	double	255.0
attribute	NC_GLOBAL	geospatial_lat_max	double	50.0
attribute	NC_GLOBAL	geospatial_lat_min	double	20.0
attribute	NC_GLOBAL	geospatial_lat_resolution	double	0.016666666666666666
attribute	NC_GLOBAL	geospatial_lat_units	String	degrees_north
attribute	NC_GLOBAL	geospatial_lon_max	double	255.0
attribute	NC_GLOBAL	geospatial_lon_min	double	230.0
attribute	NC_GLOBAL	geospatial_lon_resolution	double	0.016666666666666666
attribute	NC_GLOBAL	geospatial_lon_units	String	degrees_east
attribute	NC_GLOBAL	history	String	created from etopousing python scikit-image canny algorithm, sigma = 10
attribute	NC_GLOBAL	infoUrl	String	https://www.pfeg.noaa.gov
attribute	NC_GLOBAL	institution	String	NOAA ERD
attribute	NC_GLOBAL	keywords	String	bathymetry, data, depth, earth, Earth Science > Oceans > Bathymetry/Seafloor Topography > Bathymetry, east, east-west, erd, estimatedetoposea, floor, gradient, magnitude, magnitude_gradient, noaa, north, north-south, ocean, oceans, science, sea, sea_floor_depth, seafloor, south, topography, west, x_gradient, y_gradient
attribute	NC_GLOBAL	keywords_vocabulary	String	GCMD Science Keywords
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	Northernmost_Northing	double	50.0
attribute	NC_GLOBAL	sourceUrl	String	(local files)
attribute	NC_GLOBAL	Southernmost_Northing	double	20.0
attribute	NC_GLOBAL	standard_name_vocabulary	String	CF Standard Name Table v55
attribute	NC_GLOBAL	summary	String	Estimated sea_floor depth x-gradient, y-gradient and gradient magnitude using the Python scikit-image canny algorithm with sigma = 7.5, x-gradient, y-gradient and gradient magnitude. For the code used to create this dataset (and a description), see https://rmendels.github.io/seafloor_gradient_doc.html .
attribute	NC_GLOBAL	title	String	Estimated Seafloor Depth Gradients: ETOPO (US West Coast)
attribute	NC_GLOBAL	Westernmost_Easting	double	230.0
dimension	latitude		float	nValues=1801, evenlySpaced=true, averageSpacing=0.016666666666666666
attribute	latitude	_CoordinateAxisType	String	Lat
attribute	latitude	actual_range	float	20.0, 50.0
attribute	latitude	axis	String	Y
attribute	latitude	ioos_category	String	Location
attribute	latitude	long_name	String	Latitude
attribute	latitude	reference_datum	String	geographical coordinates, WGS84 projection
attribute	latitude	standard_name	String	latitude
attribute	latitude	units	String	degrees_north
attribute	latitude	valid_max	float	50.0
attribute	latitude	valid_min	float	20.0
dimension	longitude		float	nValues=1501, evenlySpaced=true, averageSpacing=0.016666666666666666
attribute	longitude	_CoordinateAxisType	String	Lon
attribute	longitude	actual_range	float	230.0, 255.0
attribute	longitude	axis	String	X
attribute	longitude	ioos_category	String	Location
attribute	longitude	long_name	String	Longitude
attribute	longitude	reference_datum	String	geographical coordinates, WGS84 projection
attribute	longitude	standard_name	String	longitude
attribute	longitude	units	String	degrees_east
attribute	longitude	valid_max	float	255.0
attribute	longitude	valid_min	float	230.0
variable	magnitude_gradient		float	latitude, longitude
attribute	magnitude_gradient	colorBarMaximum	double	0.05
attribute	magnitude_gradient	colorBarMinimum	double	0.0
attribute	magnitude_gradient	colorBarPalette	String	KT_amp
attribute	magnitude_gradient	ioos_category	String	Location
attribute	magnitude_gradient	long_name	String	Magnitude of Sea Floor Depth Gradient
attribute	magnitude_gradient	missing_value	float	NaN
attribute	magnitude_gradient	units	String	m
variable	x_gradient		float	latitude, longitude
attribute	x_gradient	colorBarMaximum	double	0.05
attribute	x_gradient	colorBarMinimum	double	-0.03
attribute	x_gradient	colorBarPalette	String	KT_balance
attribute	x_gradient	ioos_category	String	Location
attribute	x_gradient	long_name	String	East-West Gradient of Sea Floor Depth
attribute	x_gradient	missing_value	float	NaN
attribute	x_gradient	units	String	m
variable	y_gradient		float	latitude, longitude
attribute	y_gradient	colorBarMaximum	double	0.05
attribute	y_gradient	colorBarMinimum	double	-0.03
attribute	y_gradient	colorBarPalette	String	KT_balance
attribute	y_gradient	ioos_category	String	Location
attribute	y_gradient	long_name	String	North-South Gradient of Sea Floor Depth
attribute	y_gradient	missing_value	float	NaN
attribute	y_gradient	units	String	m
variable	sea_floor_depth		float	latitude, longitude
attribute	sea_floor_depth	colorBarMaximum	double	8000.0
attribute	sea_floor_depth	colorBarMinimum	double	-8000.0
attribute	sea_floor_depth	colorBarPalette	String	TopographyDepth
attribute	sea_floor_depth	ioos_category	String	Location
attribute	sea_floor_depth	long_name	String	Sea Floor Depth
attribute	sea_floor_depth	missing_value	float	NaN
attribute	sea_floor_depth	standard_name	String	sea_floor_depth
attribute	sea_floor_depth	units	String	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.