Age determination of Silver Roughty Hoplostethus mediterraneus (C., 1829) (Pisces; Trachichthyidae) in the Strait of Sicily.

The main objective of this study was fo know the age of silver roughy. A sample oj274 silver roughies Hoplostethus mediterraneus (Cuvier; /829) (pisces; Thachichthyidae) with a standard /ength (SL) ranging berween 36 and /76 mm was col1ected, Otoliths increments were interpreted by three difJèrl?nJ age readers. The maximum age was Il yeors in fema/es and 1Q years in ma/es. The differences (years) in age estimated by each age reader through statistica/ tests, showed no significant differences.