News

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In late summer, birds start preparing for the winter season. While some of them change their diet and spend the winter in their breeding grounds, othe ...

Autumn migration

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The annual publication The State of Birds in Switzerland summarises the results of our various monitoring projects, conducted with the support of more ...

State of Birds 2017

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«Pro Natura is designing a new maintenance concept for area X. We would like to use all bird observations in that area as a basis.» Or: «We are workin ...

ornitho.ch – a wealth of data for many purposes

Welcome to the Swiss Ornithological Institute in Sempach.

As a non-profit foundation sponsored by the public we are engaged in research and conservation projects and launch information campaigns in support of our native birds.

Visitor centre

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The visitor centre is the new attraction on the shore of lake Sempach.

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