
Aulonocara sp. 'Firefish' - Tropical Fish for Sale UK
24–28°C · pH 7.5–8.5 · 200L

Aphyocharax paraguayensis
A lively, schooling South American tetra with striking white spotting and a bold personality best suited to active community tanks. Moderate care, semi-aggressive. 22-26C, pH 6.0-7.5.
Maintain these water conditions for optimal health and vibrant colors
The freshwater fish for sale uk, scientifically known as Aphyocharax paraguayensis, a lively, schooling south american tetra with striking white spotting and a bold personality best suited to active community tanks.. The dawn tetra, panda tetra, or [Rio] Paraguay tetra (Aphyocharax nattereri) comes from the Rio Paraguay basin in Paraguay and Brazil. It is a schooling fish. Suitable temperatures for the Paraguay te
Native to South America; reported from the Paraguay River basin in Paraguay and Brazil, this moderate-care species belongs to the Characidae family and has earned a loyal following among UK aquarists for its unique characteristics and manageable requirements.
The White-Spot Tetra displays the classic tetra body shape with distinctive markings that set it apart from other characins. Their schooling behavior creates a mesmerizing display of synchronized movement and color.
At Tropical Fish Co, we select only the healthiest specimens with vibrant coloration and active behavior, ensuring you receive premium quality fish for your aquarium.
In the wild, Aphyocharax paraguayensis inhabits south america; reported from the paraguay river basin in paraguay and brazil. Understanding their natural environment helps us replicate optimal conditions in the home aquarium.
These waters are typically soft, slightly acidic, and rich in tannins from decomposing leaf litter. Dense vegetation provides shelter and feeding opportunities, while seasonal flooding creates dynamic habitat conditions.
A minimum tank size of 75 litres is essential for housing White-Spot Tetra. Larger aquariums provide more stable water chemistry and greater swimming space, both critical for long-term health.
A well-planted aquarium with open swimming areas suits this species perfectly. Use a dark substrate to enhance coloration, and include driftwood and leaf litter to create natural tannins and hiding places.
Invest in quality filtration capable of turning over the tank volume 4-6 times per hour, and perform regular 25-30% water changes weekly to maintain pristine conditions.
Always keep White-Spot Tetra in groups of 6+ individuals. Smaller groups cause stress, faded colors, and abnormal behavior. Larger schools create spectacular displays!
Maintaining correct water parameters is crucial for the health of White-Spot Tetra:
This species prefers soft, acidic water. Use RO water remineralized to appropriate GH/KH, add Indian almond leaves or alder cones for tannins, and avoid calcareous decorations that raise pH.
Invest in quality test kits and check parameters weekly. Stability is more important than hitting exact numbers - avoid sudden changes that stress fish.
As a omnivore, White-Spot Tetra requires a carefully balanced diet to maintain optimal health and coloration.
Offer a varied diet of quality flake or micro-pellets supplemented regularly with frozen and live foods such as daphnia, brine shrimp, and bloodworms.
Vary the diet between quality flakes/pellets, frozen foods (bloodworms, daphnia, brine shrimp), and occasional fresh vegetables. Nutritional variety promotes vibrant colors, strong immunity, and natural behavior.
Remove uneaten food after 3-5 minutes to prevent water quality degradation. A single weekly fasting day can benefit digestion and overall health.
The White-Spot Tetra is classified as semi-aggressive, though individual personality can vary with age, tank size, and stocking density.
Expect territorial behavior, especially during breeding or in undersized tanks. Provide ample space and visual barriers to reduce conflict. This species may view smaller fish as food.
Best kept in a secure school with plenty of swimming space and cover; this species can be very active and may be nippy or aggressive toward fish of similar or smaller size, especially if kept in too...
Choose tankmates carefully to ensure a harmonious community aquarium:
Compatible species include:
Avoid housing with:
Always research specific compatibility and introduce new fish gradually, monitoring behavior closely during the first few weeks.
An egg-scattering species that may spawn in planted tanks or separate breeding setups; provide fine-leaved plants or spawning media and remove adults after spawning to prevent egg predation.
Egg-scattering species require dense planting or spawning mops to catch eggs. Remove adult fish immediately after spawning to prevent egg predation. Fry emerge in 24-48 hours and require infusoria or liquid fry food initially.
When you choose Tropical Fish Co for your freshwater fish for sale uk purchase, you benefit from:
With decades of combined experience in the UK aquarium trade, we understand what makes healthy, thriving fish. Our White-Spot Tetra specimens are among the finest freshwater fish for sale uk available online today.
Order with confidence knowing you're purchasing from a trusted UK specialist. We're passionate about connecting aquarists with exceptional fish for sale UK wide.
Healthy, vibrant fish from trusted suppliers
Detailed care guides and support
Your fish arrives healthy or we'll replace it
Properly quarantined and ready for your tank

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