Monitoring Butterfly Abundance: Beyond Pollard Walks

• Jérôme Pellet ,

  * E-mail: jerome.pellet@amaibach.ch

  Affiliations A.Maibach Sàrl, Oron-la-Ville, Switzerland, Division of Conservation Biology, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

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• Jason T. Bried,

  Affiliation Department of Zoology, Oklahoma State University, Stillwater, Oklahoma, United States of America

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• David Parietti,

  Affiliation Department of Ecology and Evolution, Biophore, University of Lausanne, Dorigny, Switzerland

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• Antoine Gander,

  Affiliation Groupe d’étude et de gestion, Grande Cariçaie, Champ-Pittet, Yverdon, Switzerland

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• Patrick O. Heer,

  Affiliation Division of Conservation Biology, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

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• Daniel Cherix,

  Affiliations Department of Ecology and Evolution, Biophore, University of Lausanne, Dorigny, Switzerland, Musée de zoologie de Lausanne, Lausanne, Switzerland

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• Raphaël Arlettaz

  Affiliation Division of Conservation Biology, Institute of Ecology and Evolution, University of Bern, Bern, Switzerland

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