O. G. Dely szerk.: Vertebrata Hungarica 7/1-2. (Budapest, 1965)
Tóth, J. ; Rácz, B.: A new method of marking fish with a plastic (PVC) opercular tag 1-8. o.
Pig. 1. The shape and size of the fish tag in mm /shade-lining indicating thickened section/. Pig. 2, Insertion of the tag.
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