Black Nanashi is a type of shrimp belong to Pinto family, also known as Pinto Bee Shrimp or Pinto Caridina, is a highly sought-after and visually striking shrimp species in the aquarium hobby. They are a selectively bred variant of Caridina shrimp known for their unique and intricate patterns. Physical Appearance: Pinto Shrimp display a range of color variations and patterns, making each individual distinct. They typically have a black or dark base color with white or off-white markings. The patterns can vary from solid white or transparent patches to intricate stripes, spots, or mottling across their bodies. The combinations and intensity of the patterns can differ among specimens, creating a diverse and fascinating array of appearances. Patterns and Grading: Pinto Shrimp are often graded based on the quality and coverage of their patterns. The grading scale typically includes the following categories: Pinto P, Pinto M, Pinto S, and Pinto Spotted Head. Higher-graded specimens exhibit more defined and extensive patterns, with a greater contrast between the base color and markings. Behavior and Care: Pinto Shrimp are generally peaceful and can be kept in aquariums with other non-aggressive shrimp species. They thrive in well-established planted tanks with stable water parameters. These shrimp prefer clean water with a temperature range of 72-78°F (22-26°C) and a pH level around 6.0-7.0. Providing suitable hiding places, ample biofilm, and a balanced diet will contribute to their overall well-being and coloration. Breeding and Reproduction: Pinto Shrimp can breed readily under proper conditions. Females carry eggs, which develop into shrimplets within their abdomen. Maintaining stable water parameters, providing appropriate hiding places for the shrimplets, and ensuring a well-balanced diet are crucial for successful breeding. Newly hatched shrimplets are small and require a biofilm-rich environment and suitable food sources to grow.