Full Red Lyretail HiFin Swordtail

Full Red Lyretail HiFin Swordtail

The Full Red Lyretail HiFin Swordtail is a premium selectively bred freshwater livebearer celebrated for its intense solid red body, elongated lyretail finnage, and dramatically elevated dorsal fin. This striking variety of swordtail brings exceptional colour and flowing movement to community aquariums, making it a centrepiece fish in planted and decorative freshwater setups. Its hardy nature, constant activity, and ease of care make it suitable for both developing and experienced aquarists.

Features of Full Red Lyretail HiFin Swordtail

• Deep, uniform full red colouration across the entire body

• Lyretail fin with elegant extended upper and lower rays

• Prominent high dorsal fin (HiFin trait) for added display value

• Active mid to upper-level swimmer

• Grows to approximately 10–13 cm

• Peaceful community temperament

• Hardy and adaptable livebearing species

The best aquarium size for Full Red Lyretail HiFin Swordtail

The Full Red Lyretail HiFin Swordtail thrives in aquariums with a minimum volume of 80 litres, providing sufficient space for active swimming and social behaviour. Larger aquariums are recommended for groups, particularly when keeping multiple males, as this reduces minor territorial displays and enhances natural movement patterns.

Maintain water temperatures between 22–26 °C, a pH range of 7.0–8.0, and moderate hardness to support long-term health, colour intensity, and successful breeding conditions.

Tank Mate Compatibility for Full Red Lyretail HiFin Swordtail

The Full Red Lyretail HiFin Swordtail is well suited to peaceful community aquariums and pairs well with:

• Neon Tetra

• Platy Fish

• Corydoras Catfish

• Molly Fish

• Harlequin Rasbora

Avoid aggressive or fin-nipping species such as tiger barbs or large territorial cichlids, which may damage the flowing lyretail and HiFin extensions.

Diet for Full Red Lyretail HiFin Swordtail

This swordtail variety is an omnivore that benefits from a varied, nutrient-rich diet. High-quality flake food and micro pellets should form the staple, supplemented with frozen or live foods such as daphnia, brine shrimp, and bloodworm to enhance vitality and colouration.

Occasional plant-based foods such as spirulina flakes or blanched vegetables support digestion and overall health. Feeding small portions once or twice daily helps maintain water quality and consistent growth.

Aquarium Setup Full Red Lyretail HiFin Swordtail

Aquarium Filtration

Efficient filtration with moderate water flow is ideal, maintaining clean conditions while supporting the species’ active swimming behaviour.

Aquarium Plants

Hardy plants such as Vallisneria, Amazon Sword, and Hornwort provide shelter, breeding areas, and natural grazing surfaces while enhancing visual contrast with the red colouration.

Aquarium Lighting

Moderate lighting enhances the intense red pigmentation and supports healthy plant growth within the aquarium environment.

Aquarium Heating

A stable heater should maintain temperatures between 22–26 °C, ensuring consistent conditions and reducing stress.

Aquarium Substrate

Fine gravel or sand is suitable, offering a natural appearance and supporting planted aquascapes.

Aquarium Decorations

Include driftwood, rock formations, and dense plant groupings to create sheltered zones while preserving open swimming areas for the HiFin swordtail’s continuous movement.