Edge Effect Calculator

Analyze edge effects and calculate core habitat area for ecological conservation assessment.

Patch Parameters

Patch Area (hectares)

Perimeter (km)

Edge Depth (meters)

Typical values: 50-200m for forests

Patch Shape

Edge Contrast (0-1)

0 = soft edge (similar habitats), 1 = hard edge (contrasting)

Low

40.0%

Edge Area

60.0%

Core Area

Edge Area40.00 ha

Core Area60.00 ha

Effective Edge Depth80.0 m

Shape Index

1 = circular, higher = more irregular

1.13

Edge Ratio4.000 m/m²

Edge Influence Index32.0%

Min Viable Patch Size3.14 ha