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Selection of 18 habitat types
Overview of the pre-scoping document Boreal Natura 2000 Workshop , Helsinki Marita Arvela, European Topic Center on Biological Diversity
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DATA & METHOD USED Article 17 data of 2001-2006 (EU25)
Excluded: species listed in Annex V only Boreal region: 88 habitat types and 160 species covered birds data not in the analysis Clustering of habitat types and species so called “Baseline grouping” used as a basis to produce adjusted habitat grouping for Boreal region some habitat types & species may appear in 2 different groups
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Proposed habitat groups
Coastal Freshwater Forests Grasslands & Heaths Marine Rocks Scrub Wetlands
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How the results were calculated?
1. Criteria for prioritization Number of MS where species/habitat types are present (criterion A) Species and habitat types at unfavourable conservation status (criterion B) Negative trend using certain parameters (criterion C) 2. Filtering species and habitat types: - priority index calculated using A(B + C) for each species and habitat type
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Test to use weighting (tested for the Pilot Boreal Seminar)
Tested for conclusions of unfavourable conservation status (criterion B) & trend information (criterion C) No major changes in results, but potential constraints detected
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Habitat types selected by the Steering group
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proposed to be linked to habitat types
Annex II/IV species & Annex I birds proposed to be linked to habitat types Table continues…
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OTHER SUPPORTING ELEMENTS
Positive trend for “area of habitat”, “structure & functions” AND “population” and “habitat for species” (max 10 points/species or habitat) N2K coverage indicates how many % of habitat area/species distribution are in SCIS. = 0-50, = 51-75, =76-100
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Information sheets for habitat types (page 50) Example: active raised bog 7110
Main pressures:
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Thank you for your attention
Photo by O. Opermanis
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