<%-- --%> Help Topics

Video Tutorials

These tutorials can be watched on this screen or click to maximise the window. Please note the resolution of the map in the videos is generally lower then the web mapping viewer itself.

Click here to see tutorials on how to download the data used to create the viewer.

Using the Webmapping Viewer

Viewing the Map Data Layers This tutorial shows how to switch on/off the various layers in the Infomar map viewer. It also goes through all of the data that can be viewed in http://geos.marine.ie/infomar. Video contains audio.	Using the Navigation Tools in the Map This is a small tutorial on how to use the navigation tools to move around the map in the Infomar viewer: http://geos.marine.ie/infomar . Tutorial contains audio.
Downloading a Chart This tutorial shows how to download a chart from the viewer. The same process applies when downloading a shipwreck report and tide gauge information. Tutorial contains audio.	Magnifier, Identify, Measure and Overview Map tools This is a small tutorial showing how to use the Magnifier, Identify, Measure and Overview Map tools on the Infomar webmapping viewer: http://geos.marine.ie/infomar. Tutorial contains audio.

Downloading Data from IWDDS

Download a Bathymetry grid in ArcGIS Grid format
This tutorial shows how to download the bathymetry data used to make up the Bathymetry (> 1:100,000) and Bathymetry (< 1:100,000) layers in ArcGIS grid fromat from the Interactive Web Data Delivery (IWDDS) site. Tutorial contains audio.

Download a Shaded Relief or Backscatter Raster dataset
This tutorial shows how to acquire the data used to produce the shaded relief and backscatter layers in the viewer from the Interactive Web Data Delivery (IWDDS) site.