An open-content, electronic journal published by the Animal Demography Unit
at the University of Cape Town

Pentad-scale distribution maps for bird atlas data

Les G Underhill and Michael Brooks

...The inference from these considerations is that maps on a pentad scale are desirable, and that reporting rates should be shown to represent approximate relative abundance, but reporting rates should only be shown for pentads which meet some minimum threshold for coverage, currently taken as four full-protocol checklists. ...

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