Max Planck Institute of Animal Behavior

Ups and downs in the bird world

Winners and losers among the birds at Lake Constance in pictures

September 02, 2019

Contact

Dr. Hans-Günther Bauer

+49 7732 150-150 bauer@orn.mpg.de

Max Planck Institute of Animal Behavior, Radolfzell / Konstanz

Original publication

Hans-Günther Bauer, Georg Heine, Daniel Schmitz, Gernot Segelbacher & Stefan Werner

Starke Bestandsveränderungen der Brutvogelwelt des Bodenseegebietes – Ergebnisse aus vier flächendeckenden Brutvogelkartierungen in drei Jahrzehnten.

Vogelwelt 139: 3 – 29 (2019)

Birds in serious decline at Lake Constance

Over the last 30 years, the region has lost 120,000 breeding pairs

Biodiversity

Almost everywhere on Earth, biodiversity is decreasing. On the one hand, the loss affects the diversity of species. However, it is not only species that are becoming extinct – the abundance of organisms is also decreasing.