

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.
7Other/Mixed Breed
Huge fish tank, with cupboard storage, all accessories, thermometer/heater, filter and fish included. Great condition, 2 breeding pairs of fish. Includes 2 plecs, 5 different parrot fish, electric blu
2Other/Mixed Breed
They are loved but with work commitments and kids cannot keep them on Free to a good home, must be able to collect B28 area Birmingham
192Other/Mixed Breed
Price shown is from £5 per fish; individual prices below. This is not the price for the whole collection or aquarium setup. Aquarium/equipment package £395, excluding fish. Assorted tropical fish ava
4Other/Mixed Breed
Guppies for sale from home tank. Aged between 4-6 months. Mix of male and female. 10 for £10 22 for £20 35 for 30 Collection only
6Other/Mixed Breed
I got 4 ft fluval 240 litres for sale. Fish is community, small. Got 3 different species of Danios about 10 in total 4 keyhole cichlid About 6 silvertips Common pleck about 10cm Rainbow fish And pe
10Other/Mixed Breed
Puffer fish, loach, minnows, spiders, dart frogs, scorpions, and all the tanks and heating. Logs plants and can take the stand if required, selling very cheep as its an emergency
3Other/Mixed Breed
I’m looking to rehome my axolotl as soon as possible to an experienced keeper who can provide the right care and environment. I want to make sure he goes to a loving, knowledgeable home where his need
6Other/Mixed Breed
110 litre fish tank with accessories. Includes below fish too: 2 x honey gourami 1 x cobalt blue dwarf gourami 4 x cardinal tetra 5 x harlequin raspora 3 x albino corys 1 x pleco 2 x sunset platy
31Other/Mixed Breed
Very beautiful Senegal bichir amazing stunning golden fins and tail super amusing fish and extra naughty too, this specific bichir has ate 4 of my smaller juvenile fishes and I’m not talking super sma
12Other/Mixed Breed
tank included, will give 2 weeks supply of food ,very low maintenance and good for first pets, they are very active open to sensible offers
3Other/Mixed Breed
Duck weed is a fast growing floating aquatic plant. It can survive most conditions meaning it can be kept in ponds outside or aquariums inside. Perfect for creating coverage on the surface, and is a g
31Other/Mixed Breed
Looking to rehome my 3 axolots... I've raised them from eggs but now just don't have the space for them so would love them to go to a better home! Mum was all black, Dad was pink so these are a mix an
11Other/Mixed Breed
getting too big for my tank he is around 30 cm long. Ready to go straight away. message if interested
42Other/Mixed Breed
Fish and unit unit 3 month old cost £240 comes with everything u see in picture including fish 3 black knife ghost fish costing over £120 plus meny more fish 3 filters and uv bulb plenty off orimen
1Other/Mixed Breed
Axolotl for sale Only couple months old Selling due to wanting more of a tropical tank Open to trades for tropical fish
1Other/Mixed Breed
very active fish dose not grow too big and is around 3 inches now eats well and healthy although might be a little nervous in a new home so colours will pop wen settled
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 fluval filter 307, co2 tank ,fluval smart bluetooth light plus various fish and accessories looking for 200
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