Ogden Standard-Examiner | 1925-04-19 | Page 4 | Age Of Fish Is Told By Scales

AGE OF OP FISH IS ISI i 1 TOLD BY SCALES SEA SEATTLE April 18 Sal 1 W Sal Salmon mon an like rattlesnakes have han a a way of telling their age accordIng to John N Cobb director director tor of o the th cOllege of f u fisheries of orthe the University o or Washington Every Evey year ear adds add A a series aerie of circle half cIrcles to scales of o trout and salmon sd eald Dean Cobb Each series Is distinguishable from the preceding ones one by a line IIno lineTh The Tho lines line aro are similar to those thole on a cross s crOs of a tree and the method methO 1 of telling the ac allO of fish Is like that used mod by woodsmen to ascertain Ages aces of tress tree I Salmon reveal the th amount of food lood consumed each season When salmon have bar a a good rood year with plen plenty ty to eat the tho th lines are wider than thanin thanIn In lean years Experiments Experiment Are ar being conduct conduct- conducted conducted ed by Dean Cobb In telling the th ago of other olber species of fish