5 Neon Yellow Shrimp - Neocaridina davidi Live Freshwater Aquarium Shrimp - 1/4 to 1 inch long by SoShrimp 5 Neon Yellow Shrimp for your freshwater aquarium. Shrimp size: 1/4 to 1 inch, juvenile shrimp to young adult. Bright yellow shrimp with golden stripe on the back. Free moss will be included for the shrimps to hold on to during shipping. Live Arrival Guaranteed!