X Strawberry Rasbora (Boraras naevus) - UK

The Strawberry Rasbora, Boraras naevus, is one of the most charming choices in the freshwater fish UK hobby. This tiny Southeast Asian cyprinid stays at just 1.5-2 cm, yet it brings a level of detail and colour that many much larger fish cannot match. Often sold as a Red Nano Rasbora or Strawberry Dwarf Rasbora, it is prized by keepers of nano fish UK displays, blackwater aquascapes, and carefully planted shrimp communities. Its peaceful temperament, jewel-like red spotting, and gentle midwater swimming style make it a favourite among aquarists looking for unusual tropical fish UK options that suit smaller aquariums.

If you are searching for freshwater fish uk for sale, buy live fish online uk, or a standout community fish UK species for a soft-water setup, this fish deserves serious attention. See our detailed photos showing the fine body spotting, warm red tones, and delicate scale pattern that make this a true jewel-like nano fish for planted tank UK choice. For aquarists who want a peaceful shoal, subtle natural behaviour, and a species that thrives in a thoughtfully arranged planted tank, the Strawberry Rasbora offers a rewarding challenge with real visual impact.

Where Do Strawberry Rasboras Come From? Natural Habitat Explained

The boraras naevus habitat is found in Thailand, where these fish live in shallow, slow-moving waters rich in leaf litter, submerged roots, and marginal plants. In the wild, they are associated with soft, acidic water and dimly lit environments where tannins stain the water tea-brown. This helps explain the species' strong preference for calm conditions, dark décor, and dense planting. If you want to understand boraras naevus blackwater preference, think forest pools, swampy edges, and still channels rather than bright, open river systems.

These fish are often listed among the best boraras species for nano tank UK keepers because their natural environment translates beautifully into a compact aquarium. Their small body size means they are adapted to feeding on tiny live prey, biofilm, and microscopic invertebrates. In aquariums, this natural history matters: fish kept in sparse, brightly lit tanks often remain shy and washed out, while those kept in a habitat-style setup show stronger colour and more confident shoaling behaviour.

Many buyers searching for boraras naevus buy online UK or boraras naevus for sale UK also want to know whether these fish are difficult because of their wild origins. The answer is that they are not difficult in the sense of aggression or disease sensitivity, but they do need stable conditions. Their ideal boraras naevus pH range is on the acidic side, and their tiny boraras naevus size means sudden changes in water chemistry affect them quickly. That is why they are best kept by aquarists who can provide consistency.

Some customers also arrive after searching broad terms like uk freshwater fish, freshwater fish species uk, or even unrelated questions such as uk sea fish species. It is worth clarifying that Strawberry Rasboras are not part of the freshwater fish of the uk fauna and should not be confused with native fishkeeping, angling species, or legal questions around catch and keep fishing uk and sea fishing laws uk. This is a tropical aquarium fish from Southeast Asia, not a wild British species.

How to Set Up the Perfect Tank for Strawberry Rasboras

A proper strawberry rasbora tank setup focuses on stability, cover, and scale. Because these fish are tiny, every part of the aquarium feels larger to them than it does to us. A tank that looks lightly planted to the keeper may feel exposed to the fish. That is why a well-structured nano aquarium is far more successful than an empty glass box.

Tank Size Requirements

The minimum boraras naevus tank size is 20 litres, but that is only suitable for a carefully maintained species setup with a small group. For better behaviour, stronger colour, and more stable water chemistry, 40 litres is the realistic recommendation. A larger footprint is more useful than extra height because these fish spend most of their time in the midwater and among plant cover. As a true shoaling species, keep at least 6, though 10-15 is much better.

This makes them ideal boraras naevus for planted nano aquarium candidates. They have a very low freshwater fish mass compared with larger fish, but their small size does not mean they tolerate poor water quality. Tiny fish react quickly to ammonia, nitrite, and large swings in pH or temperature.

Water Parameters

The best strawberry rasbora water parameters are a temperature of 20-28°C, with an ideal point around 24°C. The recommended strawberry rasbora temperature for everyday care is 23-25°C, while the wider strawberry rasbora temperature range gives some flexibility if the room is stable. pH should sit between 5.0 and 7.0, ideally close to 6.0. If you are checking boraras naevus ph range or boraras naevus pH range references, both point to the same conclusion: slightly acidic water is best.

Boraras naevus water hardness should remain soft, around 1-8 dGH. Hard alkaline water tends to dull colour and can reduce long-term success. If your tap water is naturally hard, mixing with RO water may help, but always remineralise carefully and avoid sudden changes.

Filtration and Flow

Use gentle filtration. Sponge filters, air-driven units, or small adjustable internal filters work well. These fish come from low-flow habitats and do not appreciate being pushed around by strong current. If you already keep stronger-swimming species such as Lake Kurumoi Rainbowfish or active barbs like X Sixbanded Barb, note that their preferred flow and pace are very different from a Strawberry Rasbora setup.

Substrate, Plants and Decor

Dark sand or fine gravel is ideal. A dark base reduces reflected light and makes the fish feel secure. Add driftwood, Indian almond leaves, alder cones, and dense planting. Fine-leaved plants such as Java moss, Myriophyllum, Rotala, and floating Salvinia all work well. This is exactly why the species is often recommended as a strawberry rasbora for nano tank favourite and a jewel-like nano fish for planted tank UK star.

Plant cover also helps if you are keeping them with shrimp, especially if you want a tiny red fish for shrimp tank UK display. Many aquarists ask whether strawberry rasbora shrimp safe is a fair description. With adult dwarf shrimp, generally yes. With very small shrimplets, some predation is possible, so moss and dense cover matter.

Lighting

Moderate lighting is best. Very bright light can wash out colour unless balanced with floating plants and tannins. Aim for 6-8 hours daily in a mature planted tank. If algae becomes an issue, reduce photoperiod before changing the fish stocking.

What Do Strawberry Rasboras Eat? Complete Feeding Guide

The strawberry rasbora diet is omnivorous, but the key word is tiny. In nature they pick at micro-crustaceans, insect larvae, and other minute foods. In captivity, they need finely sized foods they can actually swallow. This is where many keepers go wrong: the fish may appear to feed, but if the particles are too large, they spit food out or lose condition over time.

Use a varied approach with crushed micro pellets, powdered fry food, quality flakes rubbed fine, and regular frozen or live foods such as baby brine shrimp, daphnia, cyclops, and microworms. For colour and conditioning, live foods are especially useful. If you have been searching broad queries like freshwater fish to eat list, freshwater fish uk to eat, british fish to eat, or edible freshwater fish uk, note that those terms relate to human food and angling species, not aquarium feeding. Strawberry Rasboras are ornamental fish and require specialist aquarium diets, not kitchen leftovers.

Staple Foods

Daily staples should be high-quality micro foods with a good protein base. A fish this small benefits from frequent access to tiny meals rather than one large feeding. This is one reason they differ from large tropical fish uk species, which can handle bigger pellets and less frequent feeding.

Supplemental Foods

Offer frozen cyclops, baby brine shrimp, and daphnia several times per week. These improve body condition and help bring out the warm red spotting that makes them so attractive among freshwater fish with red fins and other red-toned nano species.

Treats and Conditioning Foods

Before spawning attempts, use live baby brine shrimp, microworms, and vinegar eels. These are excellent for strawberry rasbora breeding preparation and can improve egg production in females.

Feeding Frequency and Portion Control

Feed 2 small meals per day. Offer only what the group can finish in 30-60 seconds. Uneaten food quickly spoils water in a nano aquarium.

Time	Food	Amount
Morning	Crushed micro pellet or powdered flake	Very small pinch
Evening	Baby brine shrimp, cyclops, or daphnia	As much as eaten in under 1 minute

Customers sometimes compare them with unrelated searches such as barbel freshwater fish uk, gudgeon freshwater fish uk, common bream freshwater fish uk, bream freshwater fish uk, or small river fish species. Those are not relevant feeding models for this species. Strawberry Rasboras are tiny tropical micropredators, not cool-water pond or river fish.

What Does the Strawberry Rasbora Look Like? Colors, Patterns & Varieties

The Strawberry Rasbora is tiny, slender, and delicately built, with an adult strawberry rasbora size of around 1.5-2 cm. The body is translucent to warm pinkish-red, overlaid with darker reddish or brownish spotting that gives the fish its strawberry-like look. In a mature blackwater tank, those spots become more defined and the base colour deepens noticeably.

Males are usually slimmer and more intensely coloured, especially when displaying to rivals or courting females. Females tend to be slightly fuller-bodied, particularly when carrying eggs. Good diet, soft water, and dark surroundings all help improve colour. This is why aquarists searching for buy strawberry rasbora UK, buy boraras naevus UK, or red nano rasbora for sale UK often prefer settled specimens photographed in naturalistic tanks rather than freshly imported fish under bright shop lights.

The species has a short strawberry rasbora lifespan of about 2-3 years, so getting them into ideal conditions early matters. They are often compared with other red-toned micro fish and with broader searches such as neon green rasbora for sale uk, but the visual appeal here is subtler: less neon, more jewel-like. If you are planning a strawberry rasbora for nano tank, dark décor and green plants create the strongest contrast. Our photos show the best colour when fish are settled, well fed, and kept in groups.

For buyers checking strawberry rasbora for sale online UK or comparing strawberry rasbora price UK, remember that colour quality depends heavily on husbandry. A healthy, settled group in the right environment will always look better than isolated fish in bare holding tanks.

What Fish Can Live With Strawberry Rasboras? Compatibility Guide

When planning boraras naevus tank mates, the main rule is simple: choose species that are tiny, peaceful, and not overly fast at feeding time. Strawberry Rasboras are classic small freshwater fish uk aquarium species and can be intimidated by larger, more active fish even if those fish are not aggressive. Their peaceful nature makes them excellent for calm community tanks, but poor choices in tank mates will keep them hidden.

Ideal Tank Mates

Good companions include other Boraras species, very small rasboras, dwarf shrimp, snails, and Otocinclus in mature planted tanks. They can also work in carefully designed communities with similarly gentle fish. If you are browsing the wider freshwater fish for sale uk range, think miniature and soft-water compatible rather than simply peaceful.

Among our broader fish selection, some species are better viewed as contrast examples than direct companions. Protomyzon pachychilus can suit specialist small setups if flow and temperature overlap are considered carefully, but fish such as Myleus schomburgki, Short Body Texas Cichlid, and Hybrid Blue Neon / Tiger Parrot Fish are far too large or boisterous for a Strawberry Rasbora aquarium. Likewise, active schooling fish like X Yellow-Tailed African Tetra, X Rhombo Barb, and X Sixbanded Barb are not ideal in the same compact, low-flow setup.

Species to Avoid

Avoid large fish, fast swimmers, fin-nippers, and anything with a mouth large enough to view them as food. This includes many cichlids, larger barbs, medium rainbowfish, and robust tetras. If you are used to stocking common freshwater fish uk community tanks with mixed sizes, this species needs a more careful approach.

Community Tank Examples

In a 40-litre species tank, keep 10-15 Strawberry Rasboras with shrimp and snails. In a 60-litre planted community, you might keep 12 Strawberry Rasboras, a small group of Otocinclus, and Neocaridina shrimp once the tank is mature. This is one of the best routes for aquarists wanting a refined freshwater fish uk for tank display rather than a mixed general community.

Compatibility with Invertebrates

Strawberry rasbora shrimp safe is mostly accurate for adult dwarf shrimp, especially in heavily planted tanks. Newly hatched shrimplets may be eaten if exposed, so mosses and fine cover are important. Snails are generally safe.

Species	Compatible?	Notes
Protomyzon pachychilus	⚠️ Caution	Possible in specialist setups, but needs careful attention to flow, oxygen, and tank maturity.
Dwarf shrimp	✅ Yes	Best with dense moss and plant cover; adults are usually safe.
Short Body Texas Cichlid	❌ Avoid	Far too large, territorial, and predatory for nano rasboras.

Many searchers land here after looking for uk freshwater fish species, freshwater fish in uk, freshwater fish in the uk, uk fish species freshwater, freshwater uk fish, or even rarest uk freshwater fish. Those are useful educational topics, but they should not guide stocking for this species. Strawberry Rasboras are tropical micro fish, not British native fish, and they need a very different aquarium environment from native cool-water species.

How to Breed Strawberry Rasboras: Complete Breeding Guide

Strawberry rasbora breeding is possible in the home aquarium, but it is best described as moderate rather than easy. Like many Boraras, they are egg scatterers. Adults will spawn among fine plants or moss, and they may eat eggs if given the chance. For aquarists interested in boraras naevus breeding, the key is a separate breeding setup with soft, acidic water and very fine food for the fry.

Breeding Setup

Use a small 12-20 litre breeding tank with gentle air-driven filtration, dim lighting, and dense Java moss or spawning mops. Keep water around 24-26°C, pH 5.5-6.5, and hardness very low. Condition males and females on live foods before introducing them. If you are building a reference list for nano species rather than a broad list of uk freshwater fish or freshwater fish uk list, Strawberry Rasboras are one of the more rewarding tiny egg scatterers to attempt.

Spawning Behaviour

Males intensify in colour and display around females, often among plant cover. Eggs are scattered rather than carefully guarded. Adults should be removed after spawning if you want the best hatch rate. This differs greatly from many larger species and from broad educational searches such as freshwater fish representative species or how many freshwater fish species are there in the uk, which are not useful breeding guides for this fish.

Egg Care and Hatching

Eggs usually hatch within 24-48 hours depending on temperature. Fry remain tiny and need infusoria or powdered fry food at first, followed by microworms and baby brine shrimp as they grow. Keep the tank very clean, but avoid large water changes.

Fry Care and Growth

Growth is steady but not fast. Frequent tiny feeds and stable water are essential. This is why many aquarists fail on the fry stage rather than the spawning itself. If you are documenting species for a freshwater fish list uk, list of freshwater fish uk, or uk freshwater fish list project, remember that aquarium-bred Strawberry Rasboras are tropical imports in the hobby sense, not native UK fish.

Searches such as pictures of freshwater fish in uk, british freshwater fish pictures, and freshwater fish uk identification can also create confusion. Identification resources for native British fish are separate from breeding references for Boraras naevus.

Strawberry Rasbora vs Similar Species: Which Should You Choose?

Comparison matters because many tiny red rasboras are sold under similar names. The most common question is strawberry rasbora vs chili rasbora. Both are beautiful micro fish, but they are not identical in pattern, tone, or overall effect in the aquarium.

Feature	Strawberry Rasbora	Chili Rasbora
Max Size	2 cm	2 cm
Care Level	Intermediate	Intermediate
Temperature	20-28°C	24-28°C
Price	£24.00	Varies
Best For	Soft blackwater nano tanks with subtle spotting	Brighter red shoals with strong horizontal patterning

In simple terms, chili rasboras usually show a cleaner line and more vivid linear contrast, while Strawberry Rasboras have a softer, spotted pattern with a gentler red wash. If you prefer a more unusual look, the Strawberry Rasbora often feels more refined. This is one reason it appeals to keepers searching for rare tropical fish uk, best tropical fish uk, and specialist rasbora UK listings rather than standard community fish.

Another useful comparison is boraras naevus vs boraras brigittae. Boraras brigittae is the chili rasbora and tends to be more commonly available. Boraras naevus vs boraras maculatus is also worth considering: B. maculatus often has a different spot arrangement and body tone. If you are choosing between them, think about the exact visual effect you want and the availability of healthy stock.

Feature	Strawberry Rasbora	Spotted/Other Boraras
Pattern	Fine strawberry-like spotting	Often larger or more distinct blotches
Display Style	Subtle, jewel-like	Varies by species
Best Tank Style	Dense planted blackwater nano	Usually similar, but species dependent

If you are comparing across our wider stock, fish such as X Yellow-Tailed African Tetra or Lake Kurumoi Rainbowfish offer very different colour and movement. Those are better for larger, brighter community aquariums. The Strawberry Rasbora is the better choice when you want a tiny, peaceful shoal in a calm planted nano display.

Common Health Problems in Strawberry Rasboras & How to Prevent Them

Healthy Strawberry Rasboras are alert, gently active, and hold position confidently in the midwater or among plant cover. Their colour should be clear for the environment they are in, and they should feed eagerly on appropriately sized foods. Because they are so small, signs of trouble can be subtle at first.

Signs of a Healthy Fish

Look for clear eyes, intact fins, full but not bloated bellies, and smooth coordinated swimming. A settled shoal should stay loosely grouped rather than hiding constantly. In a proper setup, they become one of the most attractive options among rasboras for sale uk for aquarists who appreciate natural behaviour over sheer size.

Common Diseases and Symptoms

The main issues are stress-related: bacterial infections after transport, wasting from inadequate food particle size, and parasite outbreaks in newly imported fish. Because they are tiny, even mild disease can progress quickly. This is especially important when buyers compare them with hardier, larger species such as those found under harlequin rasbora for sale uk or lambchop rasbora for sale searches. Strawberry Rasboras are not fragile if kept correctly, but they are less forgiving of mistakes.

Treatment and Prevention

Prevention is better than treatment. Keep water pristine, avoid sudden parameter swings, and quarantine all new fish. Feed a varied micro diet and minimise stress from bright light or aggressive tank mates. If treatment is needed, use medications carefully and dose for actual water volume. Watch for appetite loss, clamped fins, or unusual hovering.

Many customers asking about freshwater fish uk species, freshwater fish uk for tank, or even unrelated topics like invasive fish species uk are really trying to understand whether a species is robust and responsible to keep. The answer here is yes, provided the fish is kept in a secure indoor aquarium and never released into local waterways.

Understanding Strawberry Rasbora Behavior in the Aquarium

Boraras naevus behaviour is gentle, social, and often understated. These fish are shoalers rather than tight schoolers, so they may spread through plant cover when relaxed and tighten up when startled. In a sparse tank they can seem shy, but in a mature planted setup they become much more visible.

They occupy the midwater and weave through stems, moss, and roots in short bursts. Males may display to one another with brighter colour and subtle posturing, especially during conditioning. This natural activity is one of the reasons they are considered among the best boraras species for nano tank UK enthusiasts who enjoy behaviour as much as colour.

To encourage natural behaviour, keep them in groups of at least 6, ideally 10 or more, and avoid loud surroundings or sudden lighting changes. A calm tank with dark décor and low flow will show the species at its best. In the right setup, the Strawberry Rasbora becomes a fascinating focal point despite its tiny size.

Why Buy from Tropical Fish Co?

Buying tiny fish well matters. With Strawberry Rasboras, the difference between rushed handling and careful preparation is obvious in colour, feeding response, and survival after arrival. Our approach focuses on settling these fish properly before dispatch so they are already taking suitably sized foods and showing normal shoaling behaviour. That matters far more for this species than for many larger freshwater fish for sale uk listings.

Each group is observed in soft, warm holding systems designed around the species' needs. We monitor feeding closely because newly imported micro fish can be lost simply through poor food sizing. Before dispatch, fish are checked for body condition, swimming stability, and response to micro foods. This is especially important for customers searching boraras naevus for sale UK, buy strawberry rasbora UK, boraras naevus buy online UK, or specialist rasbora UK stock from a trusted source.

For delivery, fish are packed in insulated boxes with professional bagging, oxygen where appropriate, and heat packs in cold weather. Tracked delivery helps reduce transit time, and acclimation guidance is included because tiny fish benefit from a calm, measured introduction to the tank. We recommend dim lights on arrival and immediate access to cover. If you have been comparing tropical fish uk for sale, buy tropical fish online uk free delivery, or the best place to buy tropical fish online uk, the real value is not just availability but careful preparation of delicate fish before they leave the holding system.

Order your Strawberry Rasbora today with confidence if you want a peaceful, specialist nano fish that rewards careful fishkeeping with beautiful colour and natural shoaling behaviour.

You Might Also Like

If you enjoy specialist nano and community fish, you may also want to browse other unusual species in our freshwater fish UK collection. For contrast in larger planted displays, consider Lake Kurumoi Rainbowfish. If you like active shoaling fish with more presence, X Yellow-Tailed African Tetra offers a very different look. For specialist algae-grazing interest in mature setups, Protomyzon pachychilus is worth a closer look. If you prefer bold centrepiece fish for bigger aquariums, Hybrid Blue Neon / Tiger Parrot Fish and Short Body Texas Cichlid show the opposite end of the stocking spectrum. For browsing more freshwater fish UK options, our main fish range is the best place to compare species by size and temperament.