Aquatic Arts 1 Live Freshwater Dream Blue Velvet Shrimp (Neocaridina davidi) - 1/2 to 1 inch These shrimp feature striking cerulean 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. Lower intensity lighting and dark substrate helps these shrimp achieve the brightest blues. All Aquatic Arts brand plants and animals come with a 100% live arrival guarantee, plus free email support directly from the owners! We ship out young adults that range from 1/2 to 1 inch in length. Dwarf shrimp do not grow larger than 1.5 inches.