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anx_II__cpt_1__table_1

Codified version
Directive 2006/44/EC of the European Parliament and of the Council of 6 September 2006 on the quality of fresh waters needing protection or improvement in order to support fish life (Codified version) (Text with EEA relevance) · European Union

Water hardness (mg/l CaCO_(3)) 10 50 100 500 Salmonid waters (mg/l Zn) 0,03 0,2 0,3 0,5 Cyprinid waters (mg/l Zn) 0,3 0,7 1,0 2,0

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Source: EUR-Lex (Cellar) · retrieved 2026-10-13 · Text as adopted (Official Journal); later amendments are not incorporated in this text.