Germany: Fishing ban for whitefish in Lake Constance begins

Published 2024년 1월 1일

Tridge summary

The International Conference of Plenipotentiaries for Lake Constance Fisheries (IBKF) has decided to close the season for whitefish until 2027, due to a significant decline in catch numbers. The decline in whitefish yields is attributed to various factors including competition from stickleback, lack of nutrients in Lake Constance, and the presence of the fish-eating cormorant. In addition to the closed season, measures such as releasing large whitefish larvae into the lake and cormorant management are being considered to rebuild the whitefish population.

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Original content

The fish will not be allowed to be caught until 2027. The effects of conservation should be checked regularly, as the International Conference of Plenipotentiaries for Lake Constance Fisheries (IBKF) explained. The IBKF decided to close the season last June after a massive drop in catch numbers. For monitoring purposes, state fisheries supervisors would set nets at several locations in the lake every month. Compliance with the adjusted fishing laws will, as before, be monitored by the fisheries supervisors of the neighboring states of Austria, Germany and Switzerland. Whitefish struggle with competition Whitefish yields have been declining for years. In 2022 they had collapsed to just over 20 tons. According to statistics, around 107 tons of whitefish were caught in the net in 2021. From a scientific perspective, there is no alternative to the fishing ban in order to save the bluefish fishery. The reasons for the dramatic decline in yields are varied. On the one hand, the ...

Source: Proplanta