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Watershed Planning within a Quantitative Scenario Analysis Framework
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Ecological mapping: A framework for delimiting forest management units.

P Beauchesne1, J P Ducruc, V Gerardin

  • 1Direction de la conservation et du patrimoine écologique, Ministère de l'Environnement et de la Faune du Québec, 2360 chemin Ste-Foy, 1st Floor, G1V 4H2, Sainte-Foy, Québec, Canada.

Environmental Monitoring and Assessment
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Summary

Ecological mapping provides a structured approach to understanding landscape organization for environmental planning. This study details a 1:50,000 scale method for forest management, identifying key land units.

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Area of Science:

  • Ecological mapping
  • Environmental planning
  • Forest management

Background:

  • Ecological mapping objectively represents landscape structure and organization.
  • It provides an ecological basis for environmental planning.
  • Nested levels of resolution are offered through regionalization.

Purpose of the Study:

  • To summarize essential principles of ecological mapping.
  • To propose a methodological mapping approach for forest management.
  • To determine significant land portions using a 1:50,000 scale ecological map.

Main Methods:

  • Application of ecological mapping principles by the Quebec Ministry of Environment and Wildlife.
  • Development of a methodological approach for forest management.
  • Utilizing a 1:50,000 scale ecological map with nested levels: topographic complex and topographic entity.

Main Results:

  • The 1:50,000 scale ecological map effectively identifies significant land portions for forest management.
  • Two nested levels of perception (topographic complex and entity) are expressed.
  • Topographic entities can be subdivided into working units for operational forest management.

Conclusions:

  • Ecological mapping at 1:50,000 scale is a reliable tool for forest management planning.
  • Major ecological variations are generally mappable at this scale.
  • A degree of generalization is necessary when planning at this scale compared to larger scales.