BCE butterfly data expert holiday data throughout Europe

Study Extent

Data consisting of single observations throughout Europe

Sampling

Visual identification of a single or group of butterflies.

Quality Control

Data was checked against known distributions and flight times of specific species. Non-European data and datapoints not on land are excluded.

Method steps

1. Butterfly observations by known expert.

Butterflies, all identified to species level.

1. Lepidoptera
   common name: Butterflies rank: order

Butterfly observations of Europe