Ecology Calculators — Biology
Population and ecosystem measures: biodiversity indices, biomass density, carrying capacity, and decomposition rate. Different biodiversity indices weight rarity differently, so report which index you used alongside the number.
All Ecology & Environmental Calculators
Calculate biodiversity index with inputs, formulas, and instant results.
Calculate biomass density with inputs, formulas, and instant results.
Calculate carrying capacity with inputs, formulas, and instant results.
Calculate decomposition rate with inputs, formulas, and instant results.
Calculate ecological footprint with inputs, formulas, and instant results.
Calculate energy transfer efficiency with inputs, formulas, and instant results.
Calculate net primary productivity with inputs, formulas, and instant results.
Calculate population growth with inputs, formulas, and instant results.
Calculate r0basic reproduction number with inputs, formulas, and instant results.
Calculate shannon diversity index with inputs, formulas, and instant results.
Calculate simpson diversity index with inputs, formulas, and instant results.
Calculate water quality index with inputs, formulas, and instant results.
Decompose user growth into acquisition, retention, and churn components
Break down growth into New, Retained, Resurrected, and Churned components
Track daily productivity with deep work and focus metrics
About Ecology & Environmental Calculators
Population and ecosystem measures: biodiversity indices, biomass density, carrying capacity, and decomposition rate. Different biodiversity indices weight rarity differently, so report which index you used alongside the number.
Whether you need to solve a one-time problem or verify your own calculations, these free tools cover the most common ecology & environmental scenarios. All results are computed in your browser — no data is sent to any server.
What You Can Calculate
This section includes 15 tools: Biodiversity Index Calculator, Biomass Density Calculator, Carrying Capacity Calculator, Decomposition Rate Calculator, Ecological Footprint Calculator (Global Hectares), Energy Transfer Efficiency Calculator, Net Primary Productivity Calculator, Population Growth Calculator, and 7 more. Each calculator is free to use with no signup required.