Zusammenfassung: A classification system for whitefish (Coregonus lavaretus L. s.l.) stocks was developed. The classification program is based on frequency distributions of gillrakers and length distributions in different age-groups. The system is based on time sharing, interactive use of a UNIVAC-1108 computer with a terminal.
Schlüsselwörter: Fischerei, statistik, lÄngenfrequenz, wachstum, methode