Department of Environment and Science (DES) Landscape Fragmentation and Connectivity (LFC) Tool version 1.7 LOGFILE Process started at 19-06-2026 01:21:19 PM Python version: 3.13.7 | packaged by Anaconda, Inc. | (main, Sep 11 2025, 16:13:29) [MSC v.1938 64 bit (AMD64)] Arcpy version: 3.6.4 Username: tstringer INPUT PARAMETERS Output Workspace: R:\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\Arrow\OutputArrow Threshold lookup table: R:\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\Arrow\LFC_data.gdb\tbl_Regional_frag_local_threshold Remnant cover layer: R:\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\Arrow\LFC_data.gdb\ArrowRegVeg Cover layer metadata title:Regulated vegetation management map - version 5.0 Remnant cover layer edited: True Regional buffer extent: 20 kilometres Local buffer will be: 5 kilometres Impact layer: R:\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\Disturbance\New File Geodatabase.gdb\Disturbance layer projection: GDA2020 Raster cell resolution for analysis: 10 metres Edge Width: 50 metres (The distance from non-remnant landscapes through to the core ecosystem - the edge of remnant ecosystems) Default projection: \\VDC12EUCFSX01.CH4.COM.AU\Apps\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\scripts_Toolbox\lfc_v2p01_arcpro\GDA 2020 Queensland AlbersOFFSET.prj 13:21:21 Checking out the spatial analyst tool - required for LFC 13:21:21 ____________BEGINNING LANDSCAPE FRAGMENTATION AND CONNECTIVITY ANALYSIS___________ 13:21:21 This tool will categorise the landscape into: {0: 'non-rem', 1: 'patch', 2: 'edge', 3: 'perforated', 4: 'core (< 100 hectares)', 5: 'core (100-500 hectares)', 6: 'core (> 500 hectares)', 7: 'water'} 13:21:23 R:\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\Arrow\OutputArrow\lyr_file does not exist, creating it now. 13:21:23 Copying across impact site feature(s) and calculating area in hectares (AreaHA) 13:21:35 Making a local copy of the impact site 13:22:05 Preparing remnant cover layer for analysis 13:22:20 Created regional scale buffer of 20 kilometres 13:22:45 Created local scale buffer of 5 kilometres 13:23:14 Clipped the remnant cover to the regional buffer extent 13:23:28 Unioned the pre impact remnant layer with the impact site 13:23:45 Attributed the impact area as cleared 13:23:45 Area of RVM Cat B clearing is 880.97 hectares 13:23:45 SQL selection used is RVM_CAT = 'B' and Landcover = 0 on shapefile R:\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\Arrow\OutputArrow\LFC_result.gdb\clip_remcover_post 13:23:45 Categorised the cover attributes in clip_remcover_pre ready for raster conversion 13:24:34 Converted clip_remcover_pre to raster 13:24:38 Categorised the cover attributes in clip_remcover_post ready for raster conversion 13:25:30 Converted clip_remcover_post to raster 13:25:30 Run Landscape fragmentation analysis on the pre impact regional landscape REGULATED VEGETATION TYPES BEING EXTRACTED FROM LAND COVER IDENTIFYING OF CORE, PATCH, EDGE AND PERFORATIONS COMBINING FRAGMENTATION CLASSES CLASSIFYING CORE FOREST PATCHES BY AREA COMPOSING FINAL FRAGMENTATION MAP FINISHED: COMPOSING FINAL FRAGMENTATION MAP (FRAGMENTATION CALCULATION TIME WAS 29.3 MINUTES) 13:56:30 Run Landscape fragmentation analysis on the post impact regional landscape REGULATED VEGETATION TYPES BEING EXTRACTED FROM LAND COVER IDENTIFYING OF CORE, PATCH, EDGE AND PERFORATIONS COMBINING FRAGMENTATION CLASSES CLASSIFYING CORE FOREST PATCHES BY AREA COMPOSING FINAL FRAGMENTATION MAP FINISHED: COMPOSING FINAL FRAGMENTATION MAP (FRAGMENTATION CALCULATION TIME WAS 30.3 MINUTES) 14:28:33 Extracting a local subset of lfc_regional_pre_impact 14:29:28 Extracting a local subset of lfc_regional_post_impact 14:30:21 Collating pre and post impact statistics and trigger assessment 14:30:21 Summarising area statistics for: lfc_local_pre_impact 14:30:22 Summarising area statistics for: lfc_local_post_impact 14:30:22 Summarising area statistics for: lfc_regional_pre_impact 14:30:26 Summarising patch count for lfc_local_pre_impact 14:30:52 Summarising patch count for lfc_local_post_impact Analysing impact on Connectivity Areas SIGNIFICANCE TEST ONE The regional total area is 311128.40 The regional extent of core remnant is 146244.99 The regional extent of core remnant is 47.00 percent This level of regional fragmentation sets a local impact threshold of: 10.0 percent The table below lists the local impact thresholds for categories of regional core remnant extent: REGIONAL CORE CATEGORY LOCAL IMPACT THRESHOLD < 10 2.0 10 - 30 5.0 30 - 50 10.0 50 - 70 20.0 70 - 90 30.0 >90 50.0 Area of core at the local scale (pre impact): 46086.04 Area of core at the local scale (post impact): 43887.96 Percent change of core at the local scale (post impact): 4.77 percent SIGNIFICANCE TEST TWO The number of core remnant areas occurring on the site: 66 The number of core remnant areas remaining on the site post impact: 61 (Only core polygons greater than or equal to 1 hectare are included) RESULT 14:32:16 This analysis has determined a SIGNIFICANT impact on connectivity areas (A significant reduction in core remnant at the local scale is False OR a change from core to non-core remnant at the site scale is True) (Total area of RVM Cat B clearing is 880.97 hectares) The significance table has been written to: ..\main_output\lfc_significance_assessment.csv The local scale summary table has been written to: ..\main_output\lfc_local_scale_summary.csv The site scale summary table has been written to: ..\main_output\lfc_site_scale_summary.csv GIS layer files copied into folder \lyr_file within the project folder. View layers in ArcPro using..\R:\GIS\Geomatics_Shared\Scripts\MSES_MNES\4_LFC\Arrow\OutputArrow\lyr_file\Connectivity Area Impact Assessment.lyrx Please scrutinise the output tables and spatial layers to confirm the desktop modelling of connectivity area impact This analysis used an edited version of the Regulated Vegetation layer. 14:39:10 ____________COMPLETED LANDSCAPE FRAGMENTATION AND CONNECTIVITY ANALYSIS___________