The commercial size is the minimum size of a fish at which its catch is permitted. It is established to prevent the capture of young individuals that have not yet grown and reproduced.

The commercial size is the minimum size of a fish at which its catch is permitted. It is established to prevent the capture of young individuals that have not yet grown and reproduced.

According to the Rules of Fishing and Fishery Management, the commercial size limit is established for 15 species of fish. For example, the size of a caught zander or pike shall not be less than 40 centimetres. Catching fish that have not reached the commercial size limit is considered a violation of the rules.

 Species of fish

          Commercial size limit for certain fish species (cm)

 

during commercial fishing

during recreational fishing

 Whitefish

40

40

 Eel

50

fishing prohibited

 Common pike

40

40

 Bream

27

not established

 Ide

25

25

 Tench

22

22

 White Amur

40

40

 Grass Carp

40

not established

Common carp

20

20

Asp

34

34

Bleak

24

24

Zander

40

40

Wels catfish

70

70

Burbot

36

36

Chub

25

25