Brienzlig
| Brienzlig | ||||||||||||
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Coregonus albellus | ||||||||||||
| Fatio , 1890 |
The Brienzlig ( Coregonus albellus ) is a freshwater fish from the subfamily Coregoninae .
features
Like the other coregonine species, the Brienzlig has a herring-like body with numerous small, silvery round scales . In addition, as a member of the salmon-like order, it has an adipose fin . It does not get more than 26 centimeters long.
distribution
The coregonus albellus is Lake Thun and Lake Brienz in Switzerland endemic . But since it is abundant there and the lakes are very clean, it is listed on the IUCN Red List under “Least Concern” (not endangered).
Way of life and reproduction
The Brienzlig lives benthopelagically (ground-oriented in open water ) in the deep water of the two lakes. From a length of 12 cm it becomes sexually mature. In September the young hatch at a depth of over 30 to 100 m. It feeds primarily on zooplankton . The Brienzlig is also a good food fish, it is caught with the Hegene .
literature
- Paul Steinmann: Monograph of the Swiss Koregons. Contribution to the problem of the emergence of new species. Special part. Swiss Journal for Hydrobiology 12, pp. 340–491, 1950.
- Maurice Kottelat & Jörg Freyhof: Handbook of European Freshwater Fishes . 2007, ISBN 978-2-8399-0298-4 .
Individual evidence
- ↑ Brienzlig on Fishbase.org (English)
- ↑ Coregonus albellus in the IUCN Red List of Threatened Species 2015.1. Posted by: J. Freyhof & M. Kottelat, 2008. Accessed June 2, 2015.