Pristella maxillaris, commonly known as the X-ray Tetra or Pristella Tetra, is a captivating and popular species among freshwater aquarium enthusiasts. Known for its transparent body and distinctive black markings, this tetra adds vibrancy and elegance to community aquariums. Let's explore the key features and care requirements of the X-ray Tetra:

Key Features:

• Distinctive Marking: The X-ray Tetra is named for the prominent X-shaped black marking on its body, resembling an X-ray image.
• Transparent Body: The semi-transparent body of the fish adds a unique visual appeal.

Size:

• Adult X-ray Tetras typically reach a size of around 1.5 to 2 inches (3.8 to 5 centimeters).

Water Conditions:

• Temperature: Maintain a tropical environment with temperatures between 72°F to 82°F (22°C to 28°C).
• pH Levels: Aim for slightly acidic to neutral water conditions, ideally between 6.0 to 7.5.
• Water Hardness: Keep water hardness in the soft to medium range, around 5 to 15 dGH.

Tank Setup:

• Aquarium Size: A tank of at least 10 gallons is suitable for a small school of X-ray Tetras.
• Decoration: Provide a well-planted aquarium with open swimming spaces. X-ray Tetras appreciate areas with plants for hiding and exploration.
• Filtration: Ensure adequate filtration, and perform regular water changes to maintain good water quality.

Tank Mates:

• X-ray Tetras are peaceful and suitable for community tanks.
• Compatible tank mates include other small, peaceful fish like other tetra species, rasboras, and small catfish.

Feeding Habits:

• X-ray Tetras are omnivores. Offer a varied diet that includes high-quality flakes, pellets, and supplement with live or frozen foods such as brine shrimp, daphnia, and bloodworms.

Breeding Behavior:

• X-ray Tetras may scatter their eggs among plants during breeding.
• To encourage breeding, provide a well-planted breeding tank with soft, acidic water conditions.

Coloration:

• X-ray Tetras exhibit a silver or pale yellow body color with the distinctive X-shaped marking, making them visually appealing in a community aquarium.