Coregonus zugensis, also known as the Swiss whitefish, was a freshwater species of fish of the subfamily Coregoninae which was found in Europe lakes of Lucerne and Zug. However, in a recent study, it was found that the species had been extirpated from Lake Zug.
Description
Coregonus zugensis is benthopelagic, living 20–80 meters (66–262ft) underwater. It can reach a maximum recorded length of 20 centimetres (7.9 inches). It usually feeds on zooplankton and insect nymphs.