摘要:A SIMPLE TECHNIQUE FOR OTOLITH OF LARVAL FISHES IS DESCRIBED. AFTER FIXING THE OTOLITH WITH SOME RESIN AND DRYING, LIFT ONE EDGE OF THE RESIN AND ADD 1-2 DROPS OF XYLENE. THE OTOLITH BECOMES TRANSPARENT AND ALLOWS COUNTING THE GROWTH RINGS BEFORE THE XYLENE EVAPORATES.
关键词:Clearing;otoliths;fish larvae;Transparentación;otolitos;larvas de peces