The Atlantic puffins breeding on Hornøya, North Norway, can no longer find as much energy rich food for their chicks as they did before, according to a recent study. A similar development in colonies further south is related to fledging failure.
Atlantic puffins, breeding on both sides of the Atlantic, feed their chicks with whole fish. Food loads can vary a lot between colonies, both in quality and quantity. The focus of this study was the growth of Puffin chicks on Hornøya in relation to the observed change in their diet.
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Contact person: Rob Barrett, Tromsø University Museum