Mixed breed or hybrid aquarium fish are produced when two closely related species cross-breed, either naturally in a shared tank or through deliberate selective breeding. Some of the most familiar hybrid fish in the hobby include the Parrot Cichlid, the Blood Parrot, and the Flowerhorn Cichlid, all of which were developed through selective hybridisation for their unusual body shapes and vivid colouring. Natural hybrids also occur among livebearers such as guppies, mollies, and swordtails, which can readily interbreed when housed together, producing offspring with varied fin shapes and colour patterns.
Hybrid fish can display a wide range of appearances and temperaments depending on their parent species, and they often exhibit hybrid vigour — a tendency towards robust health and faster growth than either parent line. However, they are generally not suitable for breeding programmes aimed at maintaining pure species lines, and many aquarium societies discourage their sale alongside pedigree stock. For casual fishkeepers, mixed breed fish can be excellent and characterful aquarium inhabitants, offering unique appearances and interesting behaviour at competitive prices. As with all aquarium fish, their care requirements depend on the parent species involved, so researching the likely traits of both parent breeds — water chemistry preferences, diet, tank size, and compatibility with other fish — is important before purchase.
Other/Mixed Breed
Very healthy 7 month old axolotls Lovely and healthy Eating well. mainly earth worms Mum is copper Mel and dad is dirty Lucy
21Other/Mixed Breed
I have too many guppies in my tank and need some fry gone asap. There’s a mix of different breeds in there so which colour you get will be random. feel free to message for how many you’d like
4Other/Mixed Breed
250l fish tank and stand including fluval heater and filter, co2 tank ,fluval smart bluetooth light plus various fish and accessories looking for 300 ono
6Other/Mixed Breed
Young guppies £1 each got loads available
4Other/Mixed Breed
2 male axolotl been together since babies. Healthy eating bloodworms meal worms. Going together 60 for both no tank just the axolotls collection only s65 east herringthorpe Can sell tank and filter w
9Other/Mixed Breed
📍🏡ORDERS OVER £20 CAN BE DELIVERED LOCALLY £5 DELIVERY 📍🏡 Male Yellow Snakeskin Guppy🟡✅️ (High Quality) £3 each or 4 for £10 (4 Available) Male Dumbo Guppy 🔴✅️ (High Quality) £3 each or 4 for
11Other/Mixed Breed
Guppies for sale along with fish tank, castle and unicorn, filter, heater, food and cleaning materials
Other/Mixed Breed
UK-Bred Channa asiatica – Chinese Snakeheads for Sale Healthy UK-bred Channa asiatica juveniles now available. Suitable for fish keepers, Channa enthusiasts, breeders and aquarium shops. Available t
3Other/Mixed Breed
Includes, 2x make axolotls who are 2 years old. PM for exact type, worm farm, tank and equipment, feeding tongs, 2x 20L tanks to use when doing water changes and a pump to help empty the tank, all acc
6Other/Mixed Breed
Both males. White tank with lights top and bottom £50 Black tank has missing lid (see photo) and black unit £50 Both with filters
Other/Mixed Breed
Red sea tank 1000 lt 19mm glass, all in good condition comes with 4 lights. All for power pack, for light a brand new, only 6 months old. 2 red sea wavemaker, 2 red sea 4 way Dorset, and red sea prot
7Other/Mixed Breed
Fish looking for new waters 1 yellow parrot fish 1 red parrot fish 1 common plec 1 pearl gorami 1 opaline gorami 4 cordyline tetras 5 tiger barbs Fluval 120ltr tank 80cm wide 49cm high
3Other/Mixed Breed
2 black axolotls they would need to stay together only getting rid as havent got the room for a tank
3Other/Mixed Breed
Black Moscow Guppies mixed sex. Raised in our own aquarium. Looking for good homes for them to thrive in
2Other/Mixed Breed
Sunset Platys (orange ones) for sale on their own, approx 5. Would like to sell all together £2 each. Otherwise consider selling the whole tank set up including sponge filter, heater, cleaning acce
3Other/Mixed Breed
Complete running setup including tank, cabinet, lighting, external canister filter, heater, pipework, substrate, décor, gravel cleaner, food and fish. Fully established and currently running. Catfi
5Other/Mixed Breed
I have a tank full of guppy and endler tropical fish for sale. Var sizes and colours. Selling in pairs with a minimum of 5 pairs
2Other/Mixed Breed
Tank and filter less than six months old comes with heater and everything in tank got receipt for both two 🐠 come with tank havet got stand no more so its just tank and filter and heater 200 ONO nee