Diver and Crab

What there is most of

• Brick 1 x 2 · Yellow×2
• Cone 1 x 1 [Top Groove] · Black×2
• Minifig Footwear Flipper [Thick] · Red×2
• Tile Round 1 x 1 · Trans-Light Blue×2
• Animal, Crab · Red×1
• Handlebars · Light Bluish Gray×1
• Plate Special 1 x 2 Rounded with 2 Open Studs · Red×1
• Plate Special 1 x 2 with Clip Horizontal on Side · Yellow×1
• Plate Special 1 x 4 Offset with Bar Holes · Dark Bluish Gray×1

The twenty most numerous parts, longest bar first. Start a checklist to see all 9 part types and tick them off as you find them.