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Ecological Impact Screening
EcIA screening, protected species triggers, habitat assessment, and Biodiversity Net Gain
Biodiversity Net Gain (BNG) Assessment
Mitigation Measures
Select proposed mitigation measures
About this tool: Ecology
EcIA methodology screening — habitat assessment, protected species triggers (bats, newts, badgers, reptiles), and BNG calculation requirements.
When to use it
Use for any development that affects vegetation, trees, buildings with potential bat roosts, or land near water. Most applications need at least a Preliminary Ecological Appraisal.
Policy and guidance it draws on
NPPF natural environment policies N1-N6, Wildlife & Countryside Act 1981
Part of Site Intelligence
Use these tools early in your project to understand what environmental, heritage, and ecological constraints affect your site. The results will determine which technical reports you need and shape your application strategy.
Related tools
Flood Risk AssessmentFlood ScreeningContaminationGround StabilityBNG CalculatorTreesHeritageArchaeologyGuidance to help you prepare — not formal planning advice. Check the current policy text and your council's local plan before relying on it.