Bathymetry is the study of underwater depth of lake or ocean floors.
13
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5answers
1k views
Hardware and software for capturing bathymetric lake elevations?
What hardware and software would you use for capturing bathymetric elevations (depth) in inland waterbodies (lakes and rivers)?
Your device and software budget is $1,000. The budget is a soft ...
11
votes
6answers
1k views
Looking for interpolation tool to produce river bathymetry (topography) from sections
As per the title, I am looking for a tool that can produce bathymetry of a river from cross sections. Although people who may know such tools probably will not need any explanation why this kind of ...
5
votes
1answer
466 views
3D visualization for marine navigation
Is there anyone who has some experience or knowledge on 3D visualization and/or GIS softwares capable of displaying 3D bathymetric data and 3D ship model together? Nearly all GIS softwares work with ...
3
votes
4answers
695 views
Where can I find free Bathymetric data for Indian Ocean?
I am looking for bathymetric data, to place in a map of India for visualization only.
I don't really need very high resolution data, since the the map will be at a very small scale: Maybe 1:1Million ...
3
votes
1answer
282 views
Where can I download a xyz bathymetry file of the Northwest Atlantic?
I'm looking to download the bathymetry of the Northwest Atlantic ocean as a txt file or any other file format that I can easily upload and use in R.
I once used the Global topography - Scripps ...
3
votes
0answers
111 views
shortest distance between a raster and another raster
i am using arcgis 10.1
i want to calculate the shortest distance between a raster and another raster. i have a bathymetric raster and an underlying fault plane raster. for each bathy raster cell, i ...
2
votes
2answers
492 views
Detailed Bathymetric/Bathymetry contour data (0-200M)
I am looking for free Bathymetric contour data in shapefile format for depths between 0-200 meters for North America. I prefer contours at 10 meter increments, but will take whatever I can get.
I ...
2
votes
2answers
786 views
How to use SRTM30 Plus data with QGIS or other GIS tool?
I am trying to access the new Bathymetry data published here:
http://topex.ucsd.edu/WWW_html/srtm30_plus.html
Is there a way QGIS or similar tool can read these files. Nothing seems to be working, ...
2
votes
1answer
55 views
Where can I obtain Water Virtual Flow Segments for Minnesota?
This is a cross-border task. I already have this data for Ontario, Canada but I also need to complete the model for a large lake that is essentially split in half between the two countries.
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2
votes
0answers
91 views
Best method to convert CSV file of lat/lon and depth data to bathymetry polygon?
I'm trying to create bathymetry polygons based on lat/long and depth data. I have tried several methods and the resulting polygons are clunky.
Make XY Event Layer-->Copy Features--> Project-->
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1
vote
1answer
170 views
How to import GEBCO bathymetry into QGIS?
I'm experiencing problems with the import of bathymetry data in QGIS, which I downloaded freely from GEBCO or NOAA. The problem is that if I import the grid (either with .nc or .asc extension, or if I ...
0
votes
1answer
184 views
Plotting Smith and Sandwell global seafloor topography grids
Does anybody have any experience with plotting Smith & Sandwell 2-minute Mercator-projected grids in ArcGIS? I've downloaded one in two formats: ers and img. I've found tools for processing .img ...
0
votes
1answer
50 views
bathymetry for a UK location
I'm wondering whether I can get water depth for the mudflats at Lindisfarne, NE England, UK: http://maps.google.com/?ie=UTF8&hq=&ll=55.65,-1.821&z=13
The mudflats are intertidal, so I'm ...
0
votes
2answers
126 views
Looking for bathymetry data for Lake Sakakawea in North Dakota
Navionics has a nice web map that has some incomplete coverage of Lake Sakakawea. Garmin's BlueChart looks to have something for about $160, but appears to be only compatible with GPS units. Don't ...
