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Introduction to gis by ibon gasparsoro euro basin training

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Key lecture for the EURO-BASIN Training Workshop on Introduction to Statistical Modelling for Habitat Model Development, 26-28 Oct, AZTI-Tecnalia, Pasaia, Spain (www.euro-basin.eu)

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Introduction to gis by ibon gasparsoro euro basin training

  1. 1. Introduction to Geographic Information Systems (GIS) AZTI-Tecnalia, Pasaia 26-28 October 2011 Ibon Galparsoro [email_address] Introduction to Statistical Modelling Tools for Habitat Models Development, 26-28 th Oct 2011 EURO-BASIN, www.euro-basin.eu
  2. 2. <ul><li>A Geographic Information System (GIS) is a computer-based system including software, hardware, people, and geographic information </li></ul><ul><li>A GIS can: </li></ul><ul><ul><li>create, edit, query, analyze, and display map information on the computer </li></ul></ul>Introduction to Statistical Modelling Tools for Habitat Models Development, 26-28 th Oct 2011 EURO-BASIN, www.euro-basin.eu
  3. 3. <ul><li>GIS data has a spatial/geographic reference </li></ul><ul><ul><li>This is a reference that describes a feature on the earth using: </li></ul></ul><ul><ul><ul><li>a latitude & longitude </li></ul></ul></ul><ul><ul><ul><li>a coordinate system </li></ul></ul></ul><ul><ul><ul><li>a station/sampling code </li></ul></ul></ul><ul><ul><ul><li>all other attributes: species name, oceanographic data, etc. </li></ul></ul></ul>Introduction to Statistical Modelling Tools for Habitat Models Development, 26-28 th Oct 2011 EURO-BASIN, www.euro-basin.eu
  4. 4. Attributes: Feature Feature class Attribute Point Sample Ej. species Line Track Trawl Polygon Habitat Community Two fundamental types of data <ul><li>Vector </li></ul><ul><ul><li>A series of x,y coordinates </li></ul></ul><ul><ul><li>For discrete data represented as points, lines, polygons </li></ul></ul><ul><li>Raster </li></ul><ul><ul><li>Grid and cells </li></ul></ul><ul><ul><li>For continuous data such as elevation, slope, surfaces </li></ul></ul>Introduction to Statistical Modelling Tools for Habitat Models Development, 26-28 th Oct 2011 EURO-BASIN, www.euro-basin.eu
  5. 5. Biological data Data extraction Analysis Habitat model Physical data GIS + - = Model Habitat modelling procedure Predictive variables Introduction to Statistical Modelling Tools for Habitat Models Development, 26-28 th Oct 2011 EURO-BASIN, www.euro-basin.eu A B C 1 6 3 4 2 9 1 5 3 1 0 0
  6. 6. Introduction to Geographic Information Systems (GIS) AZTI-Tecnalia, Pasaia 26-28 October 2011 Ibon Galparsoro [email_address] Introduction to Statistical Modelling Tools for Habitat Models Development, 26-28 th Oct 2011 EURO-BASIN, www.euro-basin.eu

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