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More information about the Caddo Lake Institute is located at the main Caddo Lake Institute Hompage.

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Lake Current Events

This site is the Technical Archive/Data Server.

 

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Arcview Instructions

To add a datalayer to Arcview:

1. Open a view.

  • In the Project window, click on the Views icon and press the New button.

To change the name of the view, click the View menu and select Properties menu item. Rename the view by highlighting the Name input box, and typing the desired name. (Make sure the view is active by clicking the title bar of the view)

2. Add a theme (datalayer) to the view.

  • Make the view active by clicking the title bar of the view.
  • Click the Add Theme button (one with plus sign) or the Add Theme choice from the View menu.
  • Select the desired directory the theme (datalayer) is stored in.
  • Select the appropriate Data Source Types:*
  • Choose the desired theme (datalayer) and press OK.

* - Choose Feature Data Source for vector data and Image Data Source for raster data. Examples of vector data are USGS DLGs (ROADS), Longhorn Army Ammunition Plant Boundary (PLANT), & NWI Habitat Data (HAB80). Examples of raster data are TM Satellite Imagery (cad453tm.gis), Scanned & Rectified Aerial Photography (1093_REC.LAN, C1073.LAN, etc.), & Scanned & Rectified USGS Quad Sheets (32093F8A.TIF). Check the Data Type field in the descriptions of the data to determine if a datalayer is raster or vector.

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© 2002, Caddo Lake Institute, Inc. All Rights Reserved.