the term "Platinum" is used to describe a color variant or morph of the Rummy Nose Tetra (Hemigrammus rhodostomus). The Rummy Nose Tetra is a popular and vibrant freshwater aquarium fish known for its distinctive red and silver markings. Below is information about the standard Rummy Nose Tetra, and if there are new variants or morphs, it's recommended to check with reputable sources or local aquarium experts for the latest information:

1. Species Name: Hemigrammus rhodostomus (Rummy Nose Tetra)

2. Appearance:

   • The standard Rummy Nose Tetra has a sleek, torpedo-shaped body with a distinctive red band on its nose, extending horizontally through its eyes.
   • The rest of the body is silver, creating a striking contrast with the red marking.
   • The dorsal fin is marked with a black spot, and the anal fin has a red hue.

3. Size:

   • Adult Rummy Nose Tetras typically reach a size of around 1.5 to 2 inches (4 to 5 cm).

4. Habitat:

   • Native to South America, Rummy Nose Tetras are found in the Amazon River basin, particularly in clearwater tributaries.

5. Tank Requirements:

   • Rummy Nose Tetras do well in a well-planted aquarium with hiding spots and open swimming areas.
   • Provide soft to moderately hard water with a slightly acidic to neutral pH.
   • The temperature should be maintained in the range of 75 to 82°F (24 to 28°C).

6. Diet:

   • Rummy Nose Tetras are omnivores. They accept a variety of foods, including high-quality flakes, pellets, and live or frozen foods such as brine shrimp and bloodworms.

7. Compatibility:

   • Rummy Nose Tetras are schooling fish and should be kept in groups of at least six individuals.
   • They are generally peaceful and can be kept with other non-aggressive community fish.

8. Behavior:

   • Rummy Nose Tetras are active swimmers and display schooling behavior, especially when kept in groups.

9. Breeding:

   • Breeding Rummy Nose Tetras in captivity can be challenging. Provide a separate breeding tank with fine-leaved plants for them to deposit their adhesive eggs.