Rummy Nose Tetra


Common Name: Rummy Nose Tetra
Scientific Name: Hemigrammus rhodostomus
Adult Size: 2 inches
Life Expectancy: 5-6 years
Tank Size: 20 gallons minimum

The Rummy Nose Tetra is a small and attractive freshwater fish, cherished in the aquarium hobby for its distinctive red “blushing” face and striking horizontal black and white striped tail. These tetras are native to the Amazon River basin and are known for their tight schooling behavior and peaceful nature.

A 20-gallon tank or larger is recommended to maintain a school of Rummy Nose Tetras, as they prefer to be in groups of six or more to feel secure and display natural behaviors. The aquarium should be well-planted with ample space for swimming to replicate their natural habitat and encourage schooling.

Feeding Rummy Nose Tetras involves providing a balanced diet of high-quality flake food, micro pellets, and small live or frozen foods like daphnia or brine shrimp. They are best kept with other peaceful community fish that share similar size and care requirements, ensuring a tranquil environment for these social fish.

Origins and Natural Habitat

The Rummy Nose Tetra is a vibrant freshwater fish, originating from the diverse aquatic systems of South America. Your understanding of its origins is essential; these fish are predominantly found in the Amazon Basin’s rivers and streams across Brazil, Colombia, and Peru. These waters provide an array of different conditions, from clear to blackwater environments, but one common feature is their heavily vegetated nature.

When you visualize their natural habitat, imagine slow-moving bodies of water where vegetation is abundant. The presence of plants is crucial as it offers shelter and sustenance for the Rummy Nose Tetra. These regions typically exhibit softer, more acidic water, which is important to note for their care in captivity.

In their natural settings, Rummy Nose Tetras thrive in schools that navigate through these waters, adding a dynamic aspect to the aquatic landscape. As an aquarist, replicating these conditions is key to maintaining the health and showcasing the beauty of these fish. They are known for their adaptability; however, they show clear preferences for conditions that mirror their origins.

By emulating their original habitats in your aquarium, you provide a conducive environment for the Rummy Nose Tetra to exhibit natural behaviors. This includes schooling and foraging amidst tank vegetation, which is not only beneficial for their well-being but also a sight to behold.

Aquarium Setup

Creating the ideal aquarium setup for Rummy Nose Tetras is crucial for their health and wellbeing. You’ll learn how to replicate their natural habitat and maintain water conditions that will allow your fish to thrive.

Tank Size and Environment

For Rummy Nose Tetras, your aquarium should be at least 20 gallons to provide sufficient space for a small school of these active swimmers. An environment that closely resembles their native Amazonian habitat is beneficial. This can be achieved with a soft, sandy substrate, and by including ample plant life such as Anubias or Java Fern, which also provides hiding spots. To complete the setup, consider adding driftwood and leaves to simulate the tannin-rich waters of the Amazon Basin.

Water Conditions and Parameters

Maintaining stable water conditions is vital for the health of Rummy Nose Tetras. Ensure the temperature remains between 74-82°F (23-28°C) and the pH level stays within 5.5-7.0. Water hardness should be kept soft, around 5 – 12 dGH. Frequent water changes and a reliable filtration system are necessary to keep ammonia and nitrate levels at bay, mimicking the clear and clean water of their natural environment.

Behavior and Social Dynamics

Rummy Nose Tetras are notable for their calm and peaceful disposition, making them excellent inhabitants for community tanks. They are schooling fish that exhibit a strong affinity for group living, which is essential for their well-being. To see them at their most vibrant and active, you should keep them in groups of at least six, as this aligns with their natural social structure and reduces stress.

In a school, you’ll observe a clear hierarchy and complex social interactions. They communicate through subtle body movements and are known to swim in tight, coordinated groups that can be quite mesmerizing. This schooling behavior is not only a survival strategy but also a way for individual Tetras to feel secure and interact socially.

When planning your aquarium setup, account for their need for ample swimming space. Enclosed environments may limit their natural behaviors. In their natural habitat, Rummy Nose Tetras navigate through extensive areas; therefore, spacious tanks are pivotal to replicate these conditions.

Compatibility with other fish species is high as long as their tankmates are peaceful and non-aggressive. Rummy Nose Tetras can coexist with similar-sized fish such as neon tetras and corydoras catfish, but avoid housing them with larger, predatory fish that might see them as prey or stress them out with boisterous behavior.

Compatibility and Community

When selecting tank mates for your Rummy Nose Tetra, it’s imperative to consider the peaceful nature of these fish. They fare best with other non-aggressive species that share similar water conditions. As schooling fish, Rummy Nose Tetras thrive in groups and should be kept in schools of at least six to maintain a stress-free environment.

Here are some compatible tank mates for Rummy Nose Tetras:

  • Corydoras Catfish: They are bottom dwellers and keep to themselves, making them an excellent match.
  • Small Rasboras: Sharing a calm demeanor, they coexist peacefully with tetras.
  • Dwarf Gourami: Their tranquil presence complements the Rummy Nose Tetra.

Avoid larger, predatory fish or fin-nippers that could harass and stress your tetras. Always monitor your aquarium’s community dynamics to ensure a harmonious habitat. Your Rummy Nose Tetras’ well-being depends on a serene and well-maintained tank setup.

Health and Maintenance

Proper health and maintenance are crucial for the well-being of Rummy Nose Tetras. Your fish rely on stable water conditions and a clean environment to thrive, as well as vigilant disease management to prevent and address health issues.

Cleaning and Maintenance Routines

To maintain a healthy aquarium for your Rummy Nose Tetras, perform weekly water changes of about 25-30%. Ensure the temperature of new water matches that of the tank, typically between 75 to 82°F (24 to 28°C). It’s essential to regularly check and maintain pH levels between 6.0 and 7.0 to mimic their natural habitat.

Equipment maintenance is also key:

  • Filter: Clean or replace it monthly to ensure efficient waste removal.
  • Heater: Inspect for proper functioning, particularly important due to their preference for warmer water.
  • Substrate: Vacuum it during water changes to remove food debris and waste.

Disease Prevention and Management

Rummy Nose Tetras are susceptible to common freshwater fish diseases like Ichthyophthirius (Ich) and fin rot. Early detection and treatment are critical. Look for signs such as white spots, lethargy, and frayed fins.

To prevent diseases:

  • Quarantine new fish for at least two weeks before introducing them to your main tank.
  • Test water parameters regularly to detect any imbalances.

Managing an outbreak:

  • Isolate the affected fish to avoid spreading the disease.
  • Adjust the tank environment as needed, such as raising the temperature to treat Ich.
  • Consult a vet if symptoms persist or you are unsure of the treatment.

Diet and Feeding

Rummy Nose Tetras are omnivorous and require a well-rounded diet to maintain their health and vibrant coloration. In their natural habitat, they consume a mix of plant matter and small insects or crustaceans.

When feeding Rummy Nose Tetras in your aquarium, it’s important to replicate this varied diet. Providing high-quality flake food can serve as a staple in their diet, but it should be complemented with other types of food for nutritional balance.

Ideally, your feeding routine should include:

  • High-Quality Flake Food: The foundation of their diet.
  • Frozen or Live Foods: Such as brine shrimp, bloodworms, or daphnia, to provide essential proteins.
  • Vegetables: Occasionally offer blanched vegetables like spinach or zucchini.

To prevent overfeeding, which can lead to poor water quality and health issues, feed your Rummy Nose Tetras small portions 2-3 times a day. Ensure each feeding consists only of the amount they can consume within a few minutes.

Breeding and Reproduction

Breeding Rummy Nose Tetras can be straightforward with mature fish, yet establishing the right conditions is key to success. Understanding gender differences and behavior is crucial, as is creating a conducive environment for spawning.

Gender Identification and Breeding Behavior

When attempting to breed Rummy Nose Tetras, it’s important for you to differentiate between the males and females. Males are typically slimmer than females. During breeding, these fish exhibit subtle courtship behaviors that you should observe. The male will often chase the female and display flaring fins to entice her to lay eggs.

Creating Optimal Breeding Conditions

To increase the chances of successful breeding, you must ensure that the aquarium conditions are optimal. The water temperature should be kept around 78°F to 80°F (25°C to 27°C) and the pH level should be slightly acidic, ranging from 6.0 to 7.0. An important tip is to use a mesh breeding net to protect the eggs and fry from being eaten by the adults. Provide plenty of fine-leaved plants or a spawning mop for egg deposition. After spawning, it’s vital that you remove the adults from the breeding tank to prevent predation on the fry.

Growth, Development, and Lifespan

Rummy Nose Tetras begin their life cycle with eggs that hatch within 24 hours. During the initial stage, the fry is not free-swimming and requires approximately six days to reach that developmental milestone. Your careful observation and maintenance of optimal conditions are critical in these early days.

Your Rummy Nose Tetras experience steady growth when provided with a balanced diet and pristine water conditions. It’s crucial to maintain a tank with water parameters that include a pH of 6.0 to 8.0 and hardness between 2-15 dGH. Regular water changes and filtration contribute to the well-being of your Tetras, promoting healthier growth.

The average lifespan of a Rummy Nose Tetra is 5 to 6 years under proper care. Factors like water quality, diet, and tank stability play prominent roles in longevity. Some individuals might live up to 8 years, but this is less common and often linked to genetic factors.

To support their lifespan and growth, ensure your Rummy Nose Tetras are in a school with at least six members. The social structure is significant for their overall health and development, with social stress potentially impacting their growth and longevity.

Remember, your attention to their diet and tank environment helps maximize your Tetras’ potential for a long and healthy life. Establishing and maintaining a consistent care routine is the key to supporting your Rummy Nose Tetras through each stage of their life.


Where Do Rummy Nose Tetras From?


What Is the Natural Habitat of a Rummy Nose Tetra?

Also known as the Rummy-Nose Tetra, this fish native to South America thrives in well-planted systems. In addition to plants, decorate the aquarium with scattered rocks and driftwood to simulate its natural habitat. As with other shoaling fish, a school of six or more Brilliant Rummynose Tetras creates an impressive aquarium display.


For best care, offer a variety of foods, including brine shrimp or daphnia, freeze-dried bloodworms and tubifex, micro pellet food, and high-quality flake diets


Temperament: Peaceful


The Brilliant Rummy-Nose Tetra will breed occasionally in the home aquarium and a hospital or “breeding tank” will be necessary to rear the fry. Slightly acidic water is best for optimal breeding conditions. After the eggs begin to hatch, removing the parents will be necessary to reduce the number of lost fry.


What Do Rummy Nose Tetra Eat?


Are Rummy Nose Tetras Aggressive?

Tank Size

How Big of a Tank Does a Rummy Nose Tetra Need?


What Are the Best Tank Mates For Rummy Nose Tetras?


How Big Do Rummy Nose Tetras Get?