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Catfish Otolith Preparation Dave Buckmeier, Texas Parks and Wildlife SDAFS Catfish Technical Committee 2014 Catfish Age Workshop Slide 2 Remove and Dry From the top Slide 3 Remove and Dry From the bottom Slide 4 Otolith Preparation Small otoliths (Buckmeier et al. 2002) Burn Mount to a slide Sand to nucleus Large otoliths Grind with dremel Polish with sandpaper Burn Slide 5 Small Otoliths Burn Slide 6 Mount to a Slide Slide 7 Sand to Nucleus Slide 8 Large Otoliths Grind with Dremel Slide 9 Polish and Burn Slide 10 Immerse in Water Slide 11 View Illuminate with Fiber Optic Slide 12 Storage