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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 25cm - small,

Swell small aquarium 25cm - small,

£52.99
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Small nano aquarium fish - small,

Small nano aquarium fish - small,

£34.99
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Small nano tropical cold - small,

Small nano tropical cold - small,

£11.99
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Betta fish tank - 1, gallon

Betta fish tank - 1, gallon

£21.39
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Resin sunken ship wreck - ship,

Resin sunken ship wreck - ship,

£10.25
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Fish tank set small - set,

Fish tank set small - set,

£20.99
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Round fish bowl clear aquarium - fish,

Round fish bowl clear aquarium - fish,

£10.42
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Swell small nano - aquarium, 30cm

Swell small nano - aquarium, 30cm

£43.99
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Aquarium small co2 diffuser - co2,

Aquarium small co2 diffuser - co2,

£10.55
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Swell magnetic algae cleaner - magnetic,

Swell magnetic algae cleaner - magnetic,

£7.99
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1pcs mini fish tank filter - 1pcs,

1pcs mini fish tank filter - 1pcs,

£7.20
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Small fish tank plastic - fish,

Small fish tank plastic - fish,

£18.99
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Small fish tank - small, plastic

Small fish tank - small, plastic

£18.99
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Usb mini aquarium heating rod - aquarium,

Usb mini aquarium heating rod - aquarium,

£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 - fish,

Corner fish tank aquarium - fish,

£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 - aquarium, tank

Small aquarium fish - aquarium, tank

£29.95
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Betta fish tank gallon - 1,

Betta fish tank gallon - 1,

£26.49
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Betta fish tank gallon - betta, 1

Betta fish tank gallon - betta, 1

£24.99
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Small starter aquarium fish - starter,

Small starter aquarium fish - starter,

£34.99
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Small mopani wood - small,

Small mopani wood - small,

£7.69
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Small aquarium water - small,

Small aquarium water - small,

£5.69
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Mini fish tank small - mini,

Mini fish tank small - mini,

£12.73
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Interpet aqua cube - cube, 28l

Interpet aqua cube - cube, 28l

£65.99
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Aquarium allpondsolutions - aquarium,

Aquarium allpondsolutions - aquarium,

£34.99
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Small fish tank plastic clear - small,

Small fish tank plastic clear - small,

£20.96
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Fish tank filter - filter,, in

Fish tank filter - filter,, in

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

Small aquarium heater 25w 50w - small,

£11.95
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Glass fish tank easy to - fish,

Glass fish tank easy to - fish,

£42.29
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Aquarium fish tank - aquarium, ornament

Aquarium fish tank - aquarium, ornament

£12.99
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Small nano curve - nano, fish

Small nano curve - nano, fish

£69.99
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Small aquarium pavilion resin - small,

Small aquarium pavilion resin - small,

£11.25
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Plastic starter aquarium fish - plastic,

Plastic starter aquarium fish - plastic,

£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 - small,

Small acrylic fish tank - small,

£27.99
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Small fish tank aquarium - small,

Small fish tank aquarium - small,

£12.47
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Small fish tank plastic clear - tank,

Small fish tank plastic clear - tank,

£15.95
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Air driven sponge - sponge, for

Air driven sponge - sponge, for

£5.99
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Ista mini co2 - ista,

Ista mini co2 - ista,

£47.99
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Allpondsolutions small litre - allpondsolutions, 7

Allpondsolutions small litre - allpondsolutions, 7

£21.50
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Small glass fish - small, tank

Small glass fish - small, tank

£31.89
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Aquarium fish breeder box mesh - breeder,

Aquarium fish breeder box mesh - breeder,

£3.99
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Plastic round fish - plastic, tank

Plastic round fish - plastic, tank

£9.79
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Ista multi function - ista, pet

Ista multi function - ista, pet

£20.89
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Magnetic aquarium glass - aquarium,

Magnetic aquarium glass - aquarium,

£5.99
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Aquarium allpondsolutions - aquarium,

Aquarium allpondsolutions - aquarium,

£34.99
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Aquarium fish net with - net,

Aquarium fish net with - net,

£2.75
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New self cleaning tank - cleaning,

New self cleaning tank - cleaning,

£7.00
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Compact gallon fish - compact, 3-gallon

Compact gallon fish - compact, 3-gallon

£62.99
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Clear round plastic aquarium - clear,

Clear round plastic aquarium - 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 led - small,

Small size aquarium led - small,

£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 - small,

Set small aquarium - small,

£10.29
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Purifier small aquarium - small, media

Purifier small aquarium - small, media

£4.26
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1pcs fish tank filter - 1pcs,

1pcs fish tank filter - 1pcs,

£7.48
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Azalea root natural - azalea,

Azalea root natural - azalea,

£56.99
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Plastic fish tank ornamental - fish,

Plastic fish tank ornamental - fish,

£8.33
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Small aquarium led - led, for

Small aquarium led - led, for

£5.28
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Shrimp hideout tubes - shrimp,

Shrimp hideout tubes - shrimp,

£7.50
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Small medium mopani - mopani, wood

Small medium mopani - mopani, wood

£7.89
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Small tank lid insects - &,

Small tank lid insects - &,

£8.95
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Hidom silent aquarium air - aquarium,

Hidom silent aquarium air - aquarium,

£16.99
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Complete nano betta fish - complete,

Complete nano betta fish - complete,

£24.49
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Elegant resin aquarium house - elegant,

Elegant resin aquarium house - elegant,

£25.99
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Small helicopter aquarium fish - small,

Small helicopter aquarium fish - small,

£16.34
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Aquarium allpondsolutions - aquarium,

Aquarium allpondsolutions - aquarium,

£37.99
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Round fish bowl clear - clear, aquarium

Round fish bowl clear - clear, aquarium

£12.99
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Small sunken skull pirate - small,

Small sunken skull pirate - small,

£12.98
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Fluval premium betta aquarium - fluval,

Fluval premium betta aquarium - fluval,

£119.99
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Mini fish tank - fish, sea

Mini fish tank - fish, sea

£5.99
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Usb mini aquarium heating rod - usb,

Usb mini aquarium heating rod - usb,

£5.45
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Small fish tank acrylic - small,

Small fish tank acrylic - small,

£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 - tank,

Small fish tank starter kit - tank,

£12.99
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Amtra deko aquarium - 2,

Amtra deko aquarium - 2,

£7.00
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Set small aquarium - of,

Set small aquarium - of,

£11.59
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Superfish deco wood artificial - deco,

Superfish deco wood artificial - deco,

£11.29
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Hidom aquarium air pump fish - hidom,

Hidom aquarium air pump fish - hidom,

£14.99
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Vitalis rift lake green - rift,

Vitalis rift lake green - rift,

£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 - x,

Aquarium filter media zip - x,

£3.99
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Small aquarium fish - small, mini

Small aquarium fish - small, mini

£10.75
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1pcs mini fish tank - 1pcs,

1pcs mini fish tank - 1pcs,

£8.11
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Aquael fan filters - pat, mini

Aquael fan filters - pat, mini

£19.45
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Small fish tank - tank,, gallon

Small fish tank - tank,, gallon

£22.49
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Small fish tank - small, plastic

Small fish tank - small, plastic

£19.99
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Mini small aquarium fish - aquarium, tank

Mini small aquarium fish - aquarium, tank

£7.29
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Small submersible water mini - ,

Small submersible water mini - ,

£12.94
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Fish tank stand - stand, gallon

Fish tank stand - stand, gallon

£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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