The Somphong Rasbora, also known as Trigonostigma somphongsi, is a small and rare freshwater fish that belongs to the Cyprinidae family. It is native to Southeast Asia, particularly found in slow-moving waters and streams in Thailand. Here are some key details about the Somphong Rasbora:

Appearance

• Size: Typically, it grows up to 2.5 cm (about 1 inch) in length.
• Coloration: The body is slender with a beautiful, iridescent coloration. It generally has a silver to pale pinkish hue with a dark lateral stripe running along its body, from the nose to the tail.
• Fins: The fins are usually transparent or slightly tinged with a pinkish color.

Habitat and Care

• Tank Size: Due to its small size, it can be kept in smaller tanks, though a group of them would do well in a tank of at least 20 liters.
• Water Conditions: Somphong Rasboras prefer soft, slightly acidic water (pH 5.5-6.5), with temperatures ranging between 22-28°C (72-82°F).
• Diet: They are omnivores and thrive on a diet of high-quality micro pellets, flakes, and live or frozen foods like brine shrimp and daphnia.
• Behavior: They are peaceful, schooling fish, making them suitable for community tanks with similarly sized, non-aggressive species.

Conservation Status

Somphong Rasboras are considered a rare species, and their natural habitat is threatened by environmental changes and human activities. They are often bred in captivity for the aquarium trade to help preserve the species.

These fish are appreciated by aquarists for their delicate beauty and peaceful nature.