Aquatic Arts 5 Live Blue Diamond Shrimp aka Sapphire Shrimp (Neocaridina davidi) - Breeding Age Adults at 1/2 to 1 Inch Long These shrimp feature striking sapphire blue coloration! Dwarf shrimp are very small and are not ideal for aquariums with medium to large-sized fish. Please research dwarf shrimp before purchasing to ensure compatibility with your tank's inhabitants. These shrimp are breeding age young adults that will breed in a home freshwater aquarium! They range from 1/2 to 1 inch in length. All Aquatic Arts (formerly InvertObsession) brand plants and animals come with a 100% live arrival guarantee, plus free email support directly from the owners! Lower intensity lighting and dark substrate helps these shrimp achieve the deepest blues.