{"product_id":"catfish-uk-corydoras-duplicareus-for-sale","title":"Duplicat Corydoras — Corydoras duplicareus (Catfish UK) - Moderate Care","description":"\u003cp\u003eIf you want a small, active, genuinely useful bottom-dweller for a peaceful tropical aquarium, \u003cem\u003eCorydoras duplicareus\u003c\/em\u003e is one of the smartest choices in catfish UK fishkeeping. Often called the Duplicat Cory Catfish or Duplicat Cory, this striking South American species combines the classic corydoras shape with a bold dark eye mask, warm golden body tone, and the sociable nature that makes corys so popular in community fish UK setups. Adult \u003cstrong\u003eCorydoras duplicareus\u003c\/strong\u003e reach around 6 cm, thrive in groups, and can live up to 10 years when given stable water quality, a soft substrate, and a well-run aquarium. Their peaceful nature, manageable \u003cstrong\u003eCorydoras duplicareus tank size\u003c\/strong\u003e, and engaging group behaviour make them especially appealing for aquarists building a planted community display.\u003c\/p\u003e\u003cp\u003eThis is not a fish for rough gravel or solitary keeping. The best results come when \u003cstrong\u003eCorydoras duplicareus for sandy substrate\u003c\/strong\u003e is treated as essential rather than optional, because these fish constantly sift the bottom with their sensitive barbels. In the right setup, \u003cstrong\u003eCorydoras duplicareus for planted aquarium\u003c\/strong\u003e layouts look superb, especially with shaded areas, leaf litter style decor, and open feeding zones. See our detailed photos showing the mask pattern, body contrast, and healthy barbel condition in this stunning duplicat cory catfish. For aquarists searching for freshwater catfish UK stock that are peaceful, social, and visually distinctive, this species offers a rewarding balance of beauty, behaviour, and long-term compatibility.\u003c\/p\u003e\n\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003e🔹 Quick Facts\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e \u003cem\u003eCorydoras duplicareus\u003c\/em\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Intermediate\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMin Tank Size:\u003c\/strong\u003e 60 litres (13.2 gallons)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 24-28°C (75-82°F)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 6.0-7.5\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e Up to 10 years\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"species-profile\"\u003e\n  \u003ch3\u003eClassification\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOrder:\u003c\/strong\u003e Siluriformes\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Callichthyidae\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGenus:\u003c\/strong\u003e Corydoras\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eCorydoras duplicareus Fish\u003c\/strong\u003e belong to the armoured catfish family, a group valued in aquariums for their peaceful nature, bottom-feeding habits, and social behaviour. In the hobby, this species is often discussed alongside \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras metae\u003c\/a\u003e, \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras venezuelanus\u003c\/a\u003e, and \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras sterbai Albino\u003c\/a\u003e. It is especially well known because of its resemblance to \u003cstrong\u003ecorydoras adolfoi\u003c\/strong\u003e, which is why hobbyists often compare \u003cstrong\u003ecorydoras duplicareus vs adolfoi\u003c\/strong\u003e before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"origin\"\u003eWhere Do Corydoras duplicareus Come From? Natural Habitat Explained\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCorydoras duplicareus habitat\u003c\/strong\u003e is tied to tropical South American freshwater systems, where these fish live in calm or gently flowing waters with soft bottoms, submerged roots, and plenty of organic debris. In nature, they spend much of their time searching the substrate for tiny insect larvae, worms, plant matter, and biofilm. That natural feeding style explains why this species does best in aquariums with fine sand, scattered cover, and a mature biological system rather than a bare, sterile setup.\u003c\/p\u003e\u003cp\u003eFor aquarists in catfish UK circles, it helps to understand that this species is very different from large river predators such as \u003cstrong\u003ewels catfish uk\u003c\/strong\u003e searches often refer to. It is not related in care style to \u003cstrong\u003ebig catfish uk\u003c\/strong\u003e, \u003cstrong\u003ebiggest catfish uk\u003c\/strong\u003e, \u003cstrong\u003ebiggest uk catfish\u003c\/strong\u003e, or \u003cstrong\u003ebiggest catfish in uk\u003c\/strong\u003e angling topics. Instead, this is a small tropical shoaling catfish suited to indoor aquariums, not outdoor specimen fishing. Search terms like \u003cstrong\u003ecatfish record uk\u003c\/strong\u003e, \u003cstrong\u003euk record catfish\u003c\/strong\u003e, \u003cstrong\u003euk catfish record\u003c\/strong\u003e, \u003cstrong\u003ecatfish baits uk\u003c\/strong\u003e, and \u003cstrong\u003euk catfish bait\u003c\/strong\u003e are unrelated to the care of this species, but they do show why buyers often need a clear distinction between aquarium catfish and UK sport-fishing catfish.\u003c\/p\u003e\u003cp\u003eIn aquarium terms, the aim is to recreate a warm, slightly acidic to neutral environment with a soft floor and diffuse light. A group kept over sand with driftwood and broad-leaved plants will show more confidence and more natural foraging. This is one reason \u003cstrong\u003eCorydoras duplicareus for planted aquarium\u003c\/strong\u003e layouts are so successful: plants help break lines of sight, soften light, and support microfauna the fish naturally investigate. If you are building a South American style community, these fish fit beautifully with other peaceful species and make an excellent \u003cstrong\u003epeaceful bottom dweller UK\u003c\/strong\u003e option.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Expert Tip\u003c\/h4\u003e\n  \u003cp\u003eMimicking the natural habitat of Corydoras duplicareus improves feeding confidence, reduces stress, and helps preserve healthy barbels. Fine sand, shaded patches, and a mature tank usually produce bolder daytime behaviour within a few weeks.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"tank-setup\"\u003eHow to Set Up the Perfect Tank for Corydoras duplicareus\u003c\/h2\u003e\n\u003cp\u003eA thoughtful \u003cstrong\u003ecorydoras duplicareus tank setup\u003c\/strong\u003e matters more than many keepers expect. These fish are hardy once settled, but they are sensitive to poor substrate choice, unstable cycling, and being kept in undersized groups. If you want a proper \u003cstrong\u003ecorydoras duplicareus care guide\u003c\/strong\u003e, start with the basics: warm water, excellent oxygenation, low waste buildup, and a soft bottom they can forage through safely.\u003c\/p\u003e\n\u003ch3\u003eWhat tank size does Corydoras duplicareus need?\u003c\/h3\u003e\n\u003cp\u003eThe minimum \u003cstrong\u003eCorydoras duplicareus tank size\u003c\/strong\u003e is 60 litres, but that should be viewed as a starting point for a small group. Because this is a schooling species, a better long-term choice is 75-90 litres if you want 6-10 fish with room for tank mates. Their bioload is moderate, but they are active across the bottom and need floor space more than height. As a \u003cstrong\u003eschooling catfish for community tank\u003c\/strong\u003e setups, they should never be kept singly or in pairs.\u003c\/p\u003e\n\u003ch3\u003eWhat water parameters are best?\u003c\/h3\u003e\n\u003cp\u003eThe ideal \u003cstrong\u003ecorydoras duplicareus water parameters\u003c\/strong\u003e are stable rather than extreme. Aim for a \u003cstrong\u003ecorydoras duplicareus temperature\u003c\/strong\u003e of 24-28°C, with a practical \u003cstrong\u003ecorydoras duplicareus temperature range\u003c\/strong\u003e centred around 25-26°C for everyday care. The preferred \u003cstrong\u003eCorydoras duplicareus pH range\u003c\/strong\u003e is 6.0-7.5, and \u003cstrong\u003eCorydoras duplicareus water hardness\u003c\/strong\u003e should stay between 2 and 15 dGH. They can adapt to slightly varied conditions, but sudden swings are far more dangerous than being slightly above or below the midpoint.\u003c\/p\u003e\n\u003cdiv class=\"spec-grid\"\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n    \u003cdiv class=\"spec-value\"\u003e24-28°C\u003c\/div\u003e\n    \u003cdiv class=\"spec-label\"\u003eTemperature\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n    \u003cdiv class=\"spec-value\"\u003e6.0-7.5\u003c\/div\u003e\n    \u003cdiv class=\"spec-label\"\u003epH\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n    \u003cdiv class=\"spec-value\"\u003e2-15 dGH\u003c\/div\u003e\n    \u003cdiv class=\"spec-label\"\u003eHardness\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n    \u003cdiv class=\"spec-value\"\u003e60L+\u003c\/div\u003e\n    \u003cdiv class=\"spec-label\"\u003eMinimum Tank\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWhat filtration works best?\u003c\/h3\u003e\n\u003cp\u003eUse a mature internal or external filter that gives steady turnover without blasting the substrate. Corydoras appreciate clean water and good oxygen levels, but they do not enjoy being pinned into one corner by excessive current. A spray bar, sponge pre-filter, or flow directed along the back glass works well. This is especially important in a \u003cstrong\u003ecorydoras duplicareus for community tank\u003c\/strong\u003e where feeding leftovers can collect at the bottom.\u003c\/p\u003e\n\u003ch3\u003eIs sand really necessary?\u003c\/h3\u003e\n\u003cp\u003eYes. The \u003cstrong\u003eCorydoras duplicareus sand substrate requirement\u003c\/strong\u003e is one of the most important care points. A proper \u003cstrong\u003eCorydoras duplicareus sand substrate\u003c\/strong\u003e protects the barbels and allows natural sifting behaviour. Fine rounded sand to a depth of around 2-4 cm is ideal. Sharp gravel can wear down barbels, trap waste, and stop the fish from feeding naturally. If you are planning \u003cstrong\u003eCorydoras duplicareus for sandy substrate\u003c\/strong\u003e from day one, you give them the best chance to settle quickly.\u003c\/p\u003e\n\u003ch3\u003eWhich plants and decor suit them?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCorydoras duplicareus for planted aquarium\u003c\/strong\u003e setups work extremely well with Amazon swords, Cryptocoryne, Java fern, floating plants, and driftwood. Keep some open sand at the front for feeding and foraging. Leaf litter style botanicals can also help create a more natural look. Although these corys are not algae eaters in the same way as \u003cstrong\u003eFarlowella acus\u003c\/strong\u003e, they benefit from mature surfaces rich in microorganisms. For hobbyists comparing species, this fish is among the \u003cstrong\u003ebest corydoras species for aquarium\u003c\/strong\u003e displays where calm behaviour and elegant patterning matter.\u003c\/p\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuick Setup Checklist\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eKeep at least 6 Corydoras duplicareus together\u003c\/li\u003e\n    \u003cli\u003eUse fine sand, not sharp gravel\u003c\/li\u003e\n    \u003cli\u003eMaintain 24-28°C with stable heating\u003c\/li\u003e\n    \u003cli\u003eTarget pH 6.0-7.5 and low nitrate\u003c\/li\u003e\n    \u003cli\u003eAdd shaded areas, wood, and plants\u003c\/li\u003e\n    \u003cli\u003eLeave open bottom space for group feeding\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Pro Tip\u003c\/h4\u003e\n  \u003cp\u003eAlways cycle the tank for 4-6 weeks before adding Corydoras duplicareus. These fish are far more likely to thrive in a mature aquarium with stable bacteria, low ammonia, and established feeding surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"feeding\"\u003eWhat Do Corydoras duplicareus Eat? Complete Feeding Guide\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ecorydoras duplicareus diet\u003c\/strong\u003e is omnivorous, which means they need both protein-rich foods and some plant-based content. In the wild, they pick through the substrate for tiny invertebrates, detritus, and edible organic matter. In the aquarium, they should never be expected to survive on scraps from upper-level fish. A proper \u003cstrong\u003ecorydoras duplicareus feeding guide\u003c\/strong\u003e includes targeted sinking foods given after lights dim slightly or once midwater fish have been distracted.\u003c\/p\u003e\n\u003ch3\u003eStaple foods\u003c\/h3\u003e\n\u003cp\u003eUse quality sinking catfish pellets, soft wafers, and small granules that reach the bottom quickly. These should form the core of the diet 5-6 days per week. For many keepers seeking tropical catfish UK species, this is the point where care goes wrong: corys are scavengers, but they are not waste disposals.\u003c\/p\u003e\n\u003ch3\u003eSupplemental foods\u003c\/h3\u003e\n\u003cp\u003eOffer frozen or live bloodworm, daphnia, mosquito larvae, and brine shrimp 2-3 times per week. These foods help maintain body condition and can be very useful when conditioning pairs for \u003cstrong\u003eCorydoras duplicareus breeding\u003c\/strong\u003e. A varied diet also supports colour and activity in this stunning duplicat cory catfish.\u003c\/p\u003e\n\u003ch3\u003eTreats and conditioning foods\u003c\/h3\u003e\n\u003cp\u003eBlackworm, finely chopped tubifex from a safe source, and high-protein gel foods can be used sparingly. If you are comparing \u003cstrong\u003ecorydoras duplicareus vs otocinclus\u003c\/strong\u003e, remember that otocinclus rely much more on algae and biofilm, while Corydoras duplicareus need a richer, more mixed feeding plan.\u003c\/p\u003e\n\u003ch3\u003eHow often should they be fed?\u003c\/h3\u003e\n\u003cp\u003eFeed once or twice daily in portions the group can clear within 2-3 minutes. In a busy \u003cstrong\u003ecommunity fish UK\u003c\/strong\u003e aquarium, it often helps to split feeding into morning and evening so shy bottom fish get their share.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTime\u003c\/th\u003e\n\u003cth\u003eFood\u003c\/th\u003e\n\u003cth\u003eAmount\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMorning\u003c\/td\u003e\n\u003ctd\u003eSinking micro pellets or wafers\u003c\/td\u003e\n\u003ctd\u003eSmall portion for full group\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eEvening\u003c\/td\u003e\n\u003ctd\u003eFrozen bloodworm, daphnia, or brine shrimp\u003c\/td\u003e\n\u003ctd\u003eWhat they finish in 2-3 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Feeding Warning\u003c\/h4\u003e\n  \u003cp\u003eOverfeeding causes ammonia spikes, dirty substrate, and oxygen loss at the bottom of the tank. Remove uneaten food promptly, especially in warm water where waste breaks down fast.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras Mixed Selection\u003c\/a\u003e — Useful if you are planning a species-focused cory setup and want to compare feeding response and body shape across different cory types.\n\u003c\/div\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/catfish-uk\"\u003ex Corydoras paleatus Albino Long Fin\u003c\/a\u003e — A handy comparison species when learning how different corydoras respond to cool versus warm feeding regimes.\u003c\/div\u003e\n\n\u003ch2 id=\"appearance\"\u003eCorydoras duplicareus Appearance: Colors, Patterns \u0026amp; Varieties\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCorydoras duplicareus size\u003c\/strong\u003e tops out at around 6 cm, giving the fish a compact, robust look typical of corydoras. The body is pale gold to creamy beige, overlaid with a dark dorsal saddle and a bold black mask through the eye. This pattern is the reason many aquarists searching \u003cstrong\u003ecorydoras duplicareus for sale UK\u003c\/strong\u003e become interested in the species in the first place: it is eye-catching without being flashy in an artificial way.\u003c\/p\u003e\u003cp\u003eOur photos show the contrast best when the fish are kept over dark decor with open sand in front. The product image \u003cstrong\u003ecatfish-uk.webp\u003c\/strong\u003e is especially useful for spotting healthy body shape, neat fin edges, and the clean facial marking that defines this species. In a settled group, the warm body tone deepens, making this a very \u003cstrong\u003estunning duplicat cory catfish\u003c\/strong\u003e for display tanks.\u003c\/p\u003e\u003cp\u003eFemales are usually a little broader and fuller-bodied when viewed from above, especially when mature and carrying eggs. Males tend to be slimmer. There are no major colour morphs in the trade compared with forms like \u003cstrong\u003ecorydoras panda\u003c\/strong\u003e or long-fin domestic strains, but that natural wild-type pattern is exactly why many keepers prefer them. If you are looking to \u003cstrong\u003ebuy corydoras duplicareus UK\u003c\/strong\u003e stock for a display that looks refined rather than overbred, this species stands out as a very attractive \u003cstrong\u003ebottom dweller UK\u003c\/strong\u003e option.\u003c\/p\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat Fish Can Live With Corydoras duplicareus? Compatibility Guide\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCorydoras duplicareus tank mates\u003c\/strong\u003e should be chosen with one rule in mind: peaceful always beats flashy. This is a \u003cstrong\u003ePeaceful Duplicat Cory\u003c\/strong\u003e that thrives in calm communities with other non-aggressive fish that will not outcompete it at feeding time. Because they are a true \u003cstrong\u003eschooling catfish for community tank\u003c\/strong\u003e use, they should first be kept in their own group of at least 6, ideally 8 or more. Once that social need is met, they mix well with small tetras, rasboras, pencilfish, peaceful dwarf cichlids, and other gentle bottom species.\u003c\/p\u003e\n\u003ch3\u003eIdeal tank mates\u003c\/h3\u003e\n\u003cp\u003eGood companions include other peaceful corys such as \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras metae\u003c\/a\u003e, \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras venezuelanus\u003c\/a\u003e, and \u003ca href=\"\/products\/catfish-uk\"\u003ex Corydoras Aeneus Long Fin\u003c\/a\u003e. If you enjoy comparing species, many aquarists weigh \u003cstrong\u003ecorydoras duplicareus vs Corydoras aeneus\u003c\/strong\u003e, \u003cstrong\u003ecorydoras duplicareus vs Corydoras sterbai\u003c\/strong\u003e, and \u003cstrong\u003ecorydoras duplicareus vs Corydoras paleatus\u003c\/strong\u003e when planning a mixed cory collection. For a more specialist bottom community, \u003ca href=\"\/products\/catfish-uk\"\u003eFarlowella acus\u003c\/a\u003e can also work in larger, mature aquariums because it occupies a different niche and is similarly peaceful.\u003c\/p\u003e\n\u003ch3\u003eSpecies to avoid\u003c\/h3\u003e\n\u003cp\u003eAvoid large boisterous barbs, aggressive cichlids, fin-nipping species, and any fish big enough to bully or swallow them. Also avoid housing them with rough substrate dwellers that constantly disturb the bottom. They are not suitable companions for predatory catfish or for tanks themed around \u003cstrong\u003ecatfish in uk\u003c\/strong\u003e angling species.\u003c\/p\u003e\n\u003ch3\u003eCommunity stocking examples\u003c\/h3\u003e\n\u003cp\u003eIn a 60-litre aquarium, a sensible plan is 6 Corydoras duplicareus with a small shoal of peaceful upper-level fish. In 90 litres, 8 Corydoras duplicareus with a tetra group and a few calm surface fish works well. This makes them one of the \u003cstrong\u003ebest Corydoras species for community tank\u003c\/strong\u003e layouts where movement is spread across all levels.\u003c\/p\u003e\n\u003ch3\u003eCompatibility with shrimp and snails\u003c\/h3\u003e\n\u003cp\u003eAdult shrimp and most snails are usually safe, though very small shrimplets may be eaten opportunistically. Because this species is a \u003cstrong\u003epeaceful bottom dweller UK\u003c\/strong\u003e favourite, it is often used in planted tanks with nerites and Amano shrimp.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecies\u003c\/th\u003e\n\u003cth\u003eCompatible?\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras metae\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003e✅ Yes\u003c\/td\u003e\n      \u003ctd\u003ePeaceful and similar care needs in larger cory communities\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras sterbai Albino\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003e✅ Yes\u003c\/td\u003e\n      \u003ctd\u003eWarm-water cory option with comparable temperament\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eLarge aggressive cichlids\u003c\/td\u003e\n      \u003ctd\u003e❌ Avoid\u003c\/td\u003e\n      \u003ctd\u003eStress, injury, and feeding competition are likely\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Compatibility Tip\u003c\/h4\u003e\n  \u003cp\u003eAlways quarantine new arrivals for 2-4 weeks before adding them to a cory group. Corydoras are social, but they can be sensitive to parasites introduced by apparently healthy new fish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eSome buyers land on this page through searches such as \u003cstrong\u003ecatfish uk episodes\u003c\/strong\u003e, \u003cstrong\u003ecatfish uk episode 1\u003c\/strong\u003e, \u003cstrong\u003ewatch catfish uk\u003c\/strong\u003e, or \u003cstrong\u003ecatfish uk where to watch\u003c\/strong\u003e. If that is you, note that this page is about aquarium \u003cstrong\u003ecatfish UK\u003c\/strong\u003e livestock, not the TV programme. The same applies to terms like \u003cstrong\u003ecatfish uk season\u003c\/strong\u003e, \u003cstrong\u003ecatfish uk cancelled\u003c\/strong\u003e, and \u003cstrong\u003ecatfish uk air date 2020\u003c\/strong\u003e; here, we are focused on keeping healthy tropical catfish in the UK aquarium hobby.\u003c\/p\u003e\n\n\u003ch2 id=\"breeding\"\u003eHow to Breed Corydoras duplicareus: Complete Breeding Guide\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCorydoras duplicareus breeding\u003c\/strong\u003e is achievable for prepared aquarists, though it is better described as moderate than easy. This species is not the hardest cory to spawn, but success depends on conditioning, clean water, and getting the triggers right. If you are considering \u003cstrong\u003eCorydoras duplicareus for beginners\u003c\/strong\u003e, everyday care is manageable, but breeding is a step up from basic maintenance.\u003c\/p\u003e\n\u003ch3\u003eBreeding setup\u003c\/h3\u003e\n\u003cp\u003eUse a separate 40-60 litre breeding tank with fine sand or a bare bottom, a sponge filter, and broad-leaved plants or spawning mops. Condition the adults heavily with live and frozen foods. Keep water very clean and slightly cooler during trigger changes.\u003c\/p\u003e\n\u003ch3\u003eSpawning behaviour\u003c\/h3\u003e\n\u003cp\u003eLike many corys, they often respond to large cool water changes that mimic rainfall. Males become more active, females look fuller, and the fish may begin the classic cory T-position during spawning. Eggs are usually placed on glass, plant leaves, or smooth decor.\u003c\/p\u003e\n\u003ch3\u003eEgg care and hatching\u003c\/h3\u003e\n\u003cp\u003eRemove eggs or adults once spawning is complete to prevent predation. Gentle aeration and very clean water are important. Many breeders add mild antifungal measures, but cleanliness is the main defence. Eggs usually hatch within several days depending on temperature.\u003c\/p\u003e\n\u003ch3\u003eFry care and growth\u003c\/h3\u003e\n\u003cp\u003eFeed newly free-swimming fry with infusoria, powdered fry food, microworms, and then newly hatched brine shrimp. Keep the bottom spotless and perform small frequent water changes. Growth is steady rather than rapid.\u003c\/p\u003e\n\u003ch3\u003eCommon breeding challenges\u003c\/h3\u003e\n\u003cp\u003eThe biggest problems are infertile eggs, fungus, and weak fry caused by poor conditioning. This is one area where confusion with unrelated searches like \u003cstrong\u003ecatfish uk online\u003c\/strong\u003e, \u003cstrong\u003ecatfish uk wikipedia\u003c\/strong\u003e, \u003cstrong\u003ecatfish uk wiki\u003c\/strong\u003e, \u003cstrong\u003ecatfish tv show uk\u003c\/strong\u003e, \u003cstrong\u003ecatfish: the tv show uk\u003c\/strong\u003e, \u003cstrong\u003ecatfish the tv show uk\u003c\/strong\u003e, \u003cstrong\u003ehow many episodes of catfish uk\u003c\/strong\u003e, and \u003cstrong\u003ecatfish uk series\u003c\/strong\u003e does not help the aquarist; the real answer is consistent fish conditioning and stable water quality.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003eAdvanced Breeding Tip\u003c\/h4\u003e\n  \u003cp\u003eFor best hatch rates, condition adults at the upper end of the normal temperature range, then trigger spawning with a substantial cooler water change and increased oxygenation. This often produces a stronger response than food alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"comparison\"\u003eCorydoras duplicareus vs Similar Species: Which Should You Choose?\u003c\/h2\u003e\n\u003cp\u003eComparison matters because many cory species look similar at first glance but differ in temperature preference, pattern, and ideal role in a community. \u003cstrong\u003eCorydoras duplicareus vs adolfoi\u003c\/strong\u003e is the classic comparison, but aquarists also ask about \u003cstrong\u003ecorydoras duplicareus vs Corydoras sterbai\u003c\/strong\u003e, \u003cstrong\u003ecorydoras duplicareus vs Corydoras aeneus\u003c\/strong\u003e, and \u003cstrong\u003ecorydoras duplicareus vs Corydoras paleatus\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eCorydoras duplicareus\u003c\/th\u003e\n\u003cth\u003eCorydoras adolfoi\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax Size\u003c\/td\u003e\n\u003ctd\u003e6 cm\u003c\/td\u003e\n\u003ctd\u003eAbout 5.5-6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCare Level\u003c\/td\u003e\n\u003ctd\u003eIntermediate\u003c\/td\u003e\n\u003ctd\u003eIntermediate\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003e24-28°C\u003c\/td\u003e\n\u003ctd\u003e24-28°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003eVaries by stock\u003c\/td\u003e\n\u003ctd\u003eUsually similar or slightly higher\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eWarm peaceful community tanks\u003c\/td\u003e\n\u003ctd\u003eCollectors wanting a close lookalike species\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eCorydoras duplicareus\u003c\/th\u003e\n\u003cth\u003eCorydoras sterbai\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePattern\u003c\/td\u003e\n\u003ctd\u003eMask and saddle\u003c\/td\u003e\n\u003ctd\u003eSpotted body with striped fins\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWater Preference\u003c\/td\u003e\n\u003ctd\u003eWarm, soft to moderate\u003c\/td\u003e\n\u003ctd\u003eWarm, adaptable\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eNatural South American themes\u003c\/td\u003e\n\u003ctd\u003eBold contrast in mixed tropical tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eComparison Link\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras sterbai Albino\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eAvailable to compare\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBeginner Appeal\u003c\/td\u003e\n\u003ctd\u003eGood with proper setup\u003c\/td\u003e\n\u003ctd\u003eOften considered slightly easier\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eChoose \u003cstrong\u003eCorydoras duplicareus\u003c\/strong\u003e if you want a refined, natural-looking cory with warm-water preferences and a very peaceful temperament. Choose \u003ca href=\"\/products\/catfish-uk\"\u003ex Corydoras Aeneus Long Fin\u003c\/a\u003e if you want a more domestic, decorative line. Choose \u003ca href=\"\/products\/catfish-uk\"\u003ex Corydoras paleatus Albino Long Fin\u003c\/a\u003e if you prefer a cooler-tolerant, more unusual long-fin look. For many aquarists, though, Duplicat Cory Catfish remain one of the \u003cstrong\u003ebest corydoras species for aquarium\u003c\/strong\u003e displays because of their elegant pattern and calm social behaviour.\u003c\/p\u003e\n\n\u003ch2 id=\"health\"\u003eCommon Health Problems in Corydoras duplicareus \u0026amp; How to Prevent Them\u003c\/h2\u003e\n\u003cp\u003eHealthy Corydoras duplicareus are alert, active in groups, and eager to forage. Their barbels should be intact, the belly should be gently rounded rather than sunken, and the fins should be open and clean. When problems arise, they are usually linked to poor substrate, dirty water, stress, or sudden changes in chemistry.\u003c\/p\u003e\n\u003ch3\u003eCommon issues\u003c\/h3\u003e\n\u003cp\u003eBarbel erosion is one of the most common problems and is strongly tied to rough gravel or dirty substrate. Bacterial infections, fungal growth on injuries, and external parasites can also occur, especially after transport or poor quarantine. Because these are scaled catfish relatives with sensitive systems, medications should be used carefully and dosed accurately.\u003c\/p\u003e\n\u003ch3\u003eTreatment and prevention\u003c\/h3\u003e\n\u003cp\u003ePrevention is better than cure: use sand, keep nitrate low, vacuum waste gently, and feed a varied omnivorous diet. Quarantine all new fish. If treatment is needed, move affected fish to a hospital tank where possible and avoid strong medications unless the diagnosis is clear. Many keepers searching \u003cstrong\u003ebuy duplicat cory UK\u003c\/strong\u003e, \u003cstrong\u003ecorydoras duplicareus for sale online UK\u003c\/strong\u003e, \u003cstrong\u003ecorydoras duplicareus price UK\u003c\/strong\u003e, \u003cstrong\u003eduplicat cory price UK\u003c\/strong\u003e, and \u003cstrong\u003ecorydoras duplicareus for sale\u003c\/strong\u003e focus on purchase price first, but long-term health depends much more on setup quality than initial cost.\u003c\/p\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Health Warning\u003c\/h4\u003e\n  \u003cp\u003eNever use medications casually in a mixed aquarium. Corydoras can react badly to overdosing, and copper-based treatments are especially risky in tanks that also contain shrimp or sensitive invertebrates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuarantine Protocol\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eUse a separate tank for 2-4 weeks\u003c\/li\u003e\n    \u003cli\u003eObserve feeding response daily\u003c\/li\u003e\n    \u003cli\u003eCheck for flashing, clamped fins, and barbel wear\u003c\/li\u003e\n    \u003cli\u003ePerform small regular water changes\u003c\/li\u003e\n    \u003cli\u003eOnly introduce fish once they are stable and active\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"behavior\"\u003eUnderstanding Corydoras duplicareus Behavior in the Aquarium\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCorydoras duplicareus behaviour\u003c\/strong\u003e is one of the species' biggest selling points. They are social, inquisitive, and often surprisingly active during the day once settled. In a proper group, they move together across the substrate, pause to sift sand, and make short dashes to the surface for air as part of normal cory physiology.\u003c\/p\u003e\u003cp\u003eThis species is not aggressive or territorial in the usual sense. Instead, confidence comes from numbers. A lone fish will often hide, while a group of 6-10 behaves like a true shoal and becomes much more visible. That is why \u003cstrong\u003ecorydoras duplicareus for community tank\u003c\/strong\u003e and \u003cstrong\u003ecorydoras duplicareus for beginners\u003c\/strong\u003e only work when social needs are respected.\u003c\/p\u003e\u003cp\u003eTo encourage natural behaviour, keep lighting moderate, provide cover along the edges, and leave open feeding areas at the front. In a mature planted tank, they quickly become one of the most enjoyable fish to watch. For many keepers of \u003cstrong\u003ecorydoras UK\u003c\/strong\u003e species, this balance of activity and gentleness is exactly what makes Duplicat Cory Catfish special.\u003c\/p\u003e\n\n\u003ch2 id=\"why-buy\"\u003eWhy Buy from Tropical Fish Co?\u003c\/h2\u003e\n\u003cp\u003eWhen you order \u003cstrong\u003ecorydoras UK\u003c\/strong\u003e livestock, condition matters more than labels. Our Corydoras duplicareus are selected for clear mask pattern, full body shape, intact barbels, and active group behaviour before listing. We do not treat this species like a generic bottom dweller; we hold them in appropriate warm water, feed them targeted sinking foods, and monitor how they settle in groups so they arrive as confident aquarium fish rather than stressed imports.\u003c\/p\u003e\u003cp\u003eEach batch is observed through a quarantine and assessment period, with close attention paid to barbel condition, respiration, and feeding response. Because this species is often bought for display communities, we also focus on acclimation to typical indoor \u003cstrong\u003ecatfish UK\u003c\/strong\u003e conditions rather than rushing fish out immediately. Orders are packed in insulated boxes, with heat packs in cold weather and secure fish-bagging methods designed to reduce movement and temperature shock during transit. Tracked delivery is used so livestock spend as little time in the box as possible.\u003c\/p\u003e\u003cp\u003eIf you are researching \u003cstrong\u003ecorydoras duplicareus buy online UK\u003c\/strong\u003e, \u003cstrong\u003ecorydoras duplicareus for sale UK\u003c\/strong\u003e, \u003cstrong\u003ecorydoras duplicareus for sale online UK\u003c\/strong\u003e, or simply the best place to \u003cstrong\u003ebuy corydoras duplicareus UK\u003c\/strong\u003e, the goal is straightforward: healthy fish, honest care information, and support after purchase. We also provide practical guidance for acclimation, group size, and feeding so your new \u003cstrong\u003ecorydoras UK\u003c\/strong\u003e arrive with the best chance of long-term success. Order your Corydoras duplicareus today with confidence and build a peaceful, active bottom-level group that transforms the whole aquarium.\u003c\/p\u003e\n\u003cdiv class=\"care-highlight\"\u003e\n  \u003ch4\u003eWhy Choose Tropical Fish Co for Corydoras duplicareus\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eSelected for strong mask pattern, active schooling behaviour, and intact barbels\u003c\/li\u003e\n    \u003cli\u003eObserved in warm, species-appropriate holding conditions before sale\u003c\/li\u003e\n    \u003cli\u003ePacked for UK transit with insulation and seasonal heat protection\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"related-products\"\u003eYou Might Also Like\u003c\/h2\u003e\n\u003cp\u003eTo build a stronger cory collection or a balanced peaceful community, consider a few related options. \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras metae\u003c\/a\u003e offers another elegant masked cory for South American themes, while \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras venezuelanus\u003c\/a\u003e adds a different body tone and shape to mixed cory displays. If you want contrast, \u003ca href=\"\/products\/catfish-uk\"\u003eCorydoras sterbai Albino\u003c\/a\u003e brings a brighter, more unusual look for warm tropical tanks. For broader comparison, \u003ca href=\"\/products\/catfish-uk\"\u003ex Corydoras Mixed Selection\u003c\/a\u003e helps hobbyists explore which cory type suits their layout best. In larger mature aquariums, \u003ca href=\"\/products\/catfish-uk\"\u003eFarlowella acus\u003c\/a\u003e can complement corys as a calm specialist bottom and wood-grazing species. You can also compare body form and community suitability with \u003ca href=\"\/products\/catfish-uk\"\u003ex Corydoras Aeneus Long Fin\u003c\/a\u003e or \u003ca href=\"\/products\/catfish-uk\"\u003ex Corydoras paleatus Albino Long Fin\u003c\/a\u003e.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"2.5-3 cm","offer_id":57379774955855,"sku":"8432","price":25.99,"currency_code":"GBP","in_stock":true},{"title":"3-3.5 cm","offer_id":57560725619023,"sku":"8433","price":24.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/corydoras-duplicareus-hero-driftwood-8432.webp?v=1776719157","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/catfish-uk-corydoras-duplicareus-for-sale","provider":"Tropical Fish Co","version":"1.0","type":"link"}