Beta Diversity Calculator

Calculate beta diversity indices to measure species composition differences between ecological communities.

Community Data Input

Site 1 Species (comma-separated)

Site 2 Species (comma-separated)

Include abundance data

Moderately Different

Shared

Site 1 Only

Site 2 Only

Total

Sorensen Dissimilarity

0 = identical, 1 = no overlap

0.500

Jaccard Dissimilarity

0 = identical, 1 = no overlap

0.667

Whittaker's Beta

Gamma/Alpha - 1

0.500

Turnover Component0.500

Nestedness Component0.000

Simpson Dissimilarity0.500

Shared Species

A, B, C, D

Only in Site 1

E, F, G, H

Only in Site 2

I, J, K, L