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Other/Mixed Breed Fish for sale

11 Fish found

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 fish Marine fish - Advert 1
Other/Mixed Breed fish Marine fish - Advert 2
ADVANCED
10

Marine fish

Other/Mixed Breed

5 monthsAge
£150Price

Selling our marine fish as we don't have the time available that we need to look after the tank like it deserves. Included are: 2 Clownfish (White/black) 1 Blue tang 2 Firefish (1 red & 1 purple) 4 C

ID Verified
Wigan, Greater Manchester (1.2mi)
Other/Mixed Breed fish 60L Fish tank - Advert 2
3

60L Fish tank

Other/Mixed Breed

4 daysAge
£25Price

One year old 60L fish tank with two filters, light, ornaments, various water treatments and background picture.

Oldham, Greater Manchester (21.8mi)
Other/Mixed Breed fish Full Aquatic Stocklist Manchester Pet's & Aquatics - Advert 3
373

Full Aquatic Stocklist Manchester Pet's & Aquatics

Other/Mixed Breed

1 yearAge
£10Price

Manchester Pet's and Aquatics, 66-70 Stockport Road, Manchester M12 6AL Open 7 days a week, 363 days a year. Updated 05/06/26 Aquatic Stock List **Tropical Section** *Tetra/Characin* Rosy Black Neo

ID Verified
Manchester, Greater Manchester (17.7mi)
Other/Mixed Breed fish marine tank - Advert 4
11

marine tank

Other/Mixed Breed

1 yearAge
£500Price

4ft marine tank complete with heater wavemaker fx6 filter ro machine 3 containers for water food api test kits live rock maxspect led lighting system few fish included to many things to list buyer

Thornton-Cleveleys, Lancashire (29mi)
Other/Mixed Breed fish Large Marine fish - Advert 5
133

Large Marine fish

Other/Mixed Breed

2 yearsAge
£30Price

I am sadly closing my reef aquarium due to moving and I am selling fish and corals first, however, I am open to selling the full set up for the right price if anyone is interested - please message of

Sale, Greater Manchester (15.5mi)
Other/Mixed Breed fish 1 fish with fish tank and stand - Advert 6
1

1 fish with fish tank and stand

Other/Mixed Breed

1 yearAge
£200Price

Fish tank and stand for sale nothing wrong with it just needs cleaning comes with pump and accessories pick up only

Cleckheaton, West Yorkshire (40.5mi)
Other/Mixed Breed fish Axolotls - Advert 7
7

Axolotls

Other/Mixed Breed

8 weeksAge
£30Price

Various colours axolotls. Are currently feed on blood worm. Any questions don't hesitate to ask. Collect form SK8

ID Verified
Cheadle, Greater Manchester (20.2mi)
Other/Mixed Breed fish Axolotl - Advert 8
5

Axolotl

Other/Mixed Breed

6 monthsAge
£15Price

" Axolotl available i have a few of each of Black Melanoids ( unusual as almost have a Blue tinge to them under the light). Also have Coppers,Albinos and Golden Must have an established tank and don

Chorley, Lancashire (7.2mi)
Other/Mixed Breed fish Axolotls for sale - Advert 9
1

Axolotls for sale

Other/Mixed Breed

1 yearAge
£30Price

I have 2 and they haven’t had babies so same sex I assume? We are moving and no longer have the space we are selling them together collection is Liverpool L14

Liverpool, Merseyside (17.8mi)
Other/Mixed Breed fish Axolotls - Advert 10
5

Axolotls

Other/Mixed Breed

7 monthsAge
£25Price

Unsexed axolotyls as they cannot be sexed until they are 1yr old. Three wild colour. Three leucistic colour which is albino with black eyes. One for £25 or two for £40. Mum and Dad shown in photos. Ca

ID Verified
Runcorn, Halton (14.9mi)
Other/Mixed Breed fish Silver arowana - Advert 11
3

Silver arowana

Other/Mixed Breed

3 yearsAge
£200Price

I have 2 silver arowana for sale one around 11 inch and the other around 8 inch I need them gone as soon as possible please

Leeds, West Yorkshire (47.5mi)

FAQs

Fish do rest, but not in the same way as mammals. They typically hover in place or find a sheltered spot to conserve energy, and they don't close their eyes since they have no eyelids.