Targeting squares for survey: predicting species richness and incidence of species for a butterfly atlas

1. Predictions on species richness and incidence of species are made using data for three scales of mapping from the Greater Manchester butterfly atlas; for the whole of the conurbation (2 km x 2 km scale) and for two sample areas centred on the Mersey Valley (l km x 1 km scale; l ha scale). Predict...

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