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Small aquarium

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Small aquarium for sale on largest auction and classifieds sites

Home / Fish & Aquariums / Small aquarium refurbished & used for sale | For Sale UK
Swell small aquarium - swell,

Swell small aquarium - swell,

£52.99
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Small nano aquarium - aquarium, tank

Small nano aquarium - aquarium, tank

£34.99
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Small nano tropical cold water - cold,

Small nano tropical cold water - cold,

£11.99
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Betta fish tank - fish, 1

Betta fish tank - fish, 1

£21.39
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Resin sunken ship wreck - resin,

Resin sunken ship wreck - resin,

£10.25
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Fish tank set - set, small

Fish tank set - set, small

£20.99
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Round fish bowl - bowl, clear

Round fish bowl - bowl, clear

£10.42
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Swell small nano aquarium - swell,

Swell small nano aquarium - swell,

£43.99
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Aquarium small co2 - aquarium,

Aquarium small co2 - aquarium,

£10.55
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Swell magnetic algae cleaner - swell,

Swell magnetic algae cleaner - swell,

£7.99
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1pcs mini fish tank filter - mini,

1pcs mini fish tank filter - mini,

£7.20
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Small fish tank - small, clear

Small fish tank - small, clear

£18.99
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Small fish tank plastic - tank,

Small fish tank plastic - tank,

£18.99
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Usb mini aquarium - mini, heating

Usb mini aquarium - mini, heating

£6.99
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Mini small desktop - 7.4l,

Mini small desktop - 7.4l,

£31.99
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Corner fish tank aquarium - tank,

Corner fish tank aquarium - tank,

£4.99
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Small pets home aquarium - small,

Small pets home aquarium - small,

£16.15
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Small aquarium fish - fish, tank

Small aquarium fish - fish, tank

£29.95
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Betta fish tank gallon - tank,

Betta fish tank gallon - tank,

£26.49
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Betta fish tank - fish,

Betta fish tank - fish,

£24.99
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Small starter aquarium - starter,

Small starter aquarium - starter,

£34.99
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Small mopani wood 32cm - mopani,

Small mopani wood 32cm - mopani,

£7.69
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Small aquarium water - small,

Small aquarium water - small,

£5.69
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Mini fish tank - 2x,

Mini fish tank - 2x,

£12.73
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Interpet aqua cube 28l - interpet,

Interpet aqua cube 28l - interpet,

£65.99
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Aquarium allpondsolutions - aquarium,

Aquarium allpondsolutions - aquarium,

£34.99
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Small fish tank plastic - plastic, clear

Small fish tank plastic - plastic, clear

£20.96
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Fish tank filter - fish, 1

Fish tank filter - fish, 1

£7.99
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Small aquarium heater 25w 50w - aquarium,

Small aquarium heater 25w 50w - aquarium,

£11.95
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Glass fish tank easy to - glass,

Glass fish tank easy to - glass,

£42.29
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£12.99
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Small nano curve - nano,

Small nano curve - nano,

£69.99
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Small aquarium pavilion - small,

Small aquarium pavilion - small,

£11.25
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Plastic starter aquarium fish - starter,

Plastic starter aquarium fish - starter,

£12.99
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Small medium corbo root - corbo,

Small medium corbo root - corbo,

£15.98
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Small acrylic fish tank - fish,

Small acrylic fish tank - fish,

£27.99
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Small fish tank aquarium - aquarium,

Small fish tank aquarium - aquarium,

£12.47
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Small fish tank - small, plastic

Small fish tank - small, plastic

£15.95
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Air driven sponge filter - sponge,

Air driven sponge filter - sponge,

£5.99
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Ista mini co2 pressurised - ista,

Ista mini co2 pressurised - ista,

£47.99
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Allpondsolutions small litre - small,

Allpondsolutions small litre - small,

£21.50
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Small glass fish tank aquarium - small,

Small glass fish tank aquarium - small,

£31.89
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Aquarium fish breeder box - aquarium,

Aquarium fish breeder box - aquarium,

£3.99
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Plastic round fish tank - plastic,

Plastic round fish tank - plastic,

£9.79
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Ista multi function pet - pet, tank

Ista multi function pet - pet, tank

£20.89
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Magnetic aquarium glass - magnetic,

Magnetic aquarium glass - magnetic,

£5.99
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Aquarium allpondsolutions - aquarium,

Aquarium allpondsolutions - aquarium,

£34.99
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Aquarium fish net with - aquarium,

Aquarium fish net with - aquarium,

£2.75
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New self cleaning - tank, my

New self cleaning - tank, my

£7.00
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Compact gallon fish tank kit - 3-gallon,

Compact gallon fish tank kit - 3-gallon,

£62.99
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Clear round plastic - clear,

Clear round plastic - clear,

£9.39
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Desktop small style - 2.8l,

Desktop small style - 2.8l,

£46.99
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Floating magnetic algae - magnetic,

Floating magnetic algae - magnetic,

£7.99
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Bonsai tree romantic hand - bonsai,

Bonsai tree romantic hand - bonsai,

£32.49
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Aquarium allpondsolutions - aquarium,

Aquarium allpondsolutions - aquarium,

£54.99
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Small size aquarium - size, light

Small size aquarium - size, light

£6.41
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Aquarium shrimp fishing net - aquarium,

Aquarium shrimp fishing net - aquarium,

£2.45
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Set small aquarium - of,

Set small aquarium - of,

£10.29
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Purifier small aquarium media - small,

Purifier small aquarium media - small,

£4.26
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1pcs fish tank - fish, filter

1pcs fish tank - fish, filter

£7.48
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Azalea root natural aquarium - root,

Azalea root natural aquarium - root,

£56.99
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Plastic fish tank ornamental - plastic,

Plastic fish tank ornamental - plastic,

£8.33
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Small aquarium led lamp for - small,

Small aquarium led lamp for - small,

£5.28
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Shrimp hideout tubes - hideout, caves

Shrimp hideout tubes - hideout, caves

£7.50
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Small medium mopani wood - small/medium,

Small medium mopani wood - small/medium,

£7.89
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Small tank lid insects - small,

Small tank lid insects - small,

£8.95
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Hidom silent aquarium air - silent, pump

Hidom silent aquarium air - silent, pump

£16.99
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Complete nano betta fish tank - complete,

Complete nano betta fish tank - complete,

£24.49
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Elegant resin aquarium house - resin,

Elegant resin aquarium house - resin,

£25.99
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Small helicopter aquarium - small,

Small helicopter aquarium - small,

£16.34
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Aquarium allpondsolutions - aquarium,

Aquarium allpondsolutions - aquarium,

£37.99
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Round fish bowl - bowl, clear

Round fish bowl - bowl, clear

£12.99
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Small sunken skull - pirate, ship

Small sunken skull - pirate, ship

£12.98
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Fluval premium betta aquarium - premium,

Fluval premium betta aquarium - premium,

£119.99
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Mini fish tank stackable - stackable, sea

Mini fish tank stackable - stackable, sea

£5.99
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Usb mini aquarium - aquarium, heating

Usb mini aquarium - aquarium, heating

£5.45
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Small fish tank - tank, clear

Small fish tank - tank, clear

£42.30
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Small fish tank self - my,

Small fish tank self - my,

£7.90
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Small fish tank decorations - small,

Small fish tank decorations - small,

£9.25
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Small fish tank starter kit - small,

Small fish tank starter kit - small,

£12.99
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Amtra deko aquarium - 2,

Amtra deko aquarium - 2,

£7.00
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Set small aquarium - 3,

Set small aquarium - 3,

£11.59
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Superfish deco wood artificial - superfish,

Superfish deco wood artificial - superfish,

£11.29
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Hidom aquarium air pump fish - air,

Hidom aquarium air pump fish - air,

£14.99
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Vitalis rift lake - vitalis,

Vitalis rift lake - vitalis,

£16.25
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Goldfish small fish bowl - small,

Goldfish small fish bowl - small,

£19.90
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House shaped small nano - shaped,

House shaped small nano - shaped,

£37.99
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Aquarium filter media zip - aquarium,

Aquarium filter media zip - aquarium,

£3.99
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Small aquarium fish tank - small, mini

Small aquarium fish tank - small, mini

£10.75
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1pcs mini fish tank filter - 1pcs,

1pcs mini fish tank filter - 1pcs,

£8.11
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Aquael fan filters pat mini - aquael,

Aquael fan filters pat mini - aquael,

£19.45
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Small fish tank gallon - tank,, 1

Small fish tank gallon - tank,, 1

£22.49
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Small fish tank plastic - small, clear

Small fish tank plastic - small, clear

£19.99
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Mini small aquarium - small, tank

Mini small aquarium - small, tank

£7.29
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Small submersible water - ,

Small submersible water - ,

£12.94
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Fish tank stand - fish, 2

Fish tank stand - fish, 2

£31.90
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Looking for more small aquarium?

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📊96 listings · from £2.45 · avg £20.61
⚠️ These listings were last updated more than 23 days ago. Search for fresh listings

Browse 96 small aquarium listings currently in our index. Prices range from £2.45 to £119.99, with an average of £20.61. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about small aquarium →

Try this: small glass fish tank | tang fish | tropical fish tank fish | white fish tank | white fish tank stand | yellow tang | l46 zebra pleco | rose bubble tip anemone | 4ft aquarium cabinet | fluval spec

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Everything you need to know about small aquarium

Whether you are looking for a brand-new or second-hand small aquarium, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £2.45, while premium listings can reach £119.99 — giving you a wide budget spread to work with. The average price of £20.61 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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