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Fish tanks

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Fish tanks for sale on largest auction and classifieds sites

Home / Fish & Aquariums / Fish tanks refurbished & used for sale | For Sale UK
Swell aquarium 60cm tropical - aquarium,

Swell aquarium 60cm tropical - aquarium,

£95.29
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Betta fish tank gallon - 1,

Betta fish tank gallon - 1,

£21.39
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2kg co2 fire - extinguisher, for

2kg co2 fire - extinguisher, for

£15.95
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Brand new fish - **brand, new**

Brand new fish - **brand, new**

£172.29
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Diversa aquarium fish tank - diversa,

Diversa aquarium fish tank - diversa,

£135.99
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Fish tank aquarium - tank,

Fish tank aquarium - tank,

£29.99
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Compact betta fish tank kit - betta,

Compact betta fish tank kit - betta,

£22.99
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Diversa aquarium fish tank - aquarium,

Diversa aquarium fish tank - aquarium,

£355.99
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Brand new large fish tank - large,

Brand new large fish tank - large,

£177.45
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43l fish tank - fish, aquarium

43l fish tank - fish, aquarium

£34.99
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Swell small aquarium - small,

Swell small aquarium - small,

£54.99
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Fluval flex led - fluval,

Fluval flex led - fluval,

£49.99
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Fish tank starter kit - fish, with

Fish tank starter kit - fish, with

£33.99
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Co2 carbon dioxide fire - co2,

Co2 carbon dioxide fire - co2,

£33.50
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Hidom submersible tropical - submersible,

Hidom submersible tropical - submersible,

£12.95
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150 tablets aquarium algae - 150,

150 tablets aquarium algae - 150,

£19.55
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Ciano aqua classic aquarium - ciano,

Ciano aqua classic aquarium - ciano,

£39.45
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Aqua one betta trio - betta, glass

Aqua one betta trio - betta, glass

£131.99
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Small fish tank aquarium - small,

Small fish tank aquarium - small,

£29.59
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Fish tank ultra clear low - ultra, iron

Fish tank ultra clear low - ultra, iron

£39.99
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Aquarium fish tank kit - aquarium,

Aquarium fish tank kit - aquarium,

£49.99
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Superfish orbiq aquariums - superfish, 11

Superfish orbiq aquariums - superfish, 11

£59.99
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Pawhut fish tank stand - pawhut, stand,

Pawhut fish tank stand - pawhut, stand,

£79.99
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Aquael hexa 60l tropical fish - hexa,

Aquael hexa 60l tropical fish - hexa,

£149.99
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20l aquarium fish tank - 20l,

20l aquarium fish tank - 20l,

£29.59
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Juwel vio cube aquarium - 54 l,

Juwel vio cube aquarium - 54 l,

£239.99
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Hidom internal fish - fish, tank

Hidom internal fish - fish, tank

£15.45
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Aquael glass aquarium - aquael, fish

Aquael glass aquarium - aquael, fish

£54.99
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Undergravel filter kit - undergravel,

Undergravel filter kit - undergravel,

£6.99
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Aquarium fish tank - tank, external

Aquarium fish tank - tank, external

£89.99
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Aquarium heater submersible - aquarium,

Aquarium heater submersible - aquarium,

£13.99
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Aquarium fish tank external - tank,

Aquarium fish tank external - tank,

£59.99
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Betta fish tank aqua - tank,

Betta fish tank aqua - tank,

£31.99
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Fish tank stand 29 - tank, 20-29

Fish tank stand 29 - tank, 20-29

£79.99
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Column aquarium tower fish - tower,

Column aquarium tower fish - tower,

£598.30
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Marine acquarium fish - marine, kit

Marine acquarium fish - marine, kit

£26.70
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Small fish tank aquarium - fish,

Small fish tank aquarium - fish,

£29.79
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Heavy duty tier aquarium - 3-tier,

Heavy duty tier aquarium - 3-tier,

£27.11
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Aquarium fish tank external - aquarium,

Aquarium fish tank external - aquarium,

£74.99
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Superfish aquaflow aquarium - superfish,

Superfish aquaflow aquarium - superfish,

£16.99
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20l aquarium fish - fish, with

20l aquarium fish - fish, with

£29.99
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Internal aquarium fish tank - aquarium,

Internal aquarium fish tank - aquarium,

£10.98
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Aqua one cube - one, 40

Aqua one cube - one, 40

£76.99
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Compact betta fish tank kit - tank,

Compact betta fish tank kit - tank,

£22.69
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Superfish start aquarium - superfish,

Superfish start aquarium - superfish,

£189.95
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Aquarian tap water - aquarian, safe

Aquarian tap water - aquarian, safe

£2.73
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Led glass aquarium - led, fish

Led glass aquarium - led, fish

£29.95
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Aquarium stand fish tank - aquarium,

Aquarium stand fish tank - aquarium,

£128.65
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Pawhut fish tank stand 29 - tank, 20-29

Pawhut fish tank stand 29 - tank, 20-29

£79.99
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Rose bubble tip anemones - rose,

Rose bubble tip anemones - rose,

£31.90
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Plastic aquarium fish tank - plastic,

Plastic aquarium fish tank - plastic,

£8.99
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Small starter aquarium fish - starter,

Small starter aquarium fish - starter,

£54.99
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Fluval betta premium fighter - fluval,

Fluval betta premium fighter - fluval,

£99.99
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Small tank lid insects - small,

Small tank lid insects - small,

£8.95
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Diversa aquarium with - with, /

Diversa aquarium with - with, /

£359.99
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Aquarium fish tank from - fish,

Aquarium fish tank from - fish,

£305.99
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200w aquarium water heater - water,

200w aquarium water heater - water,

£11.98
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6ft glass aquarium 6x2x2ft - aquarium,

6ft glass aquarium 6x2x2ft - aquarium,

£370.00
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£1.89
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Aquarium heater submersible - aquarium,

Aquarium heater submersible - aquarium,

£16.45
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8ft glass aquarium - 8ft, 8x2x2ft

8ft glass aquarium - 8ft, 8x2x2ft

£590.00
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£619.99
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Natural aquarium gravel - natural, 3-4mm

Natural aquarium gravel - natural, 3-4mm

£2.99
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Ciano aqua fish tank - 60,

Ciano aqua fish tank - 60,

£35.50
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Extra large fish tank - extra,

Extra large fish tank - extra,

£79.95
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Pawhut fish tank stand with - pawhut,

Pawhut fish tank stand with - pawhut,

£72.99
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Small fish tank plastic clear - fish,

Small fish tank plastic clear - fish,

£18.99
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Plastic transparent round fish - transparent,

Plastic transparent round fish - transparent,

£13.75
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Fluval provac powered aquarium - fluval,

Fluval provac powered aquarium - fluval,

£49.50
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Aquarium fish tank - in, 1

Aquarium fish tank - in, 1

£11.00
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5pcs aquarium floating - 5pcs,

5pcs aquarium floating - 5pcs,

£3.99
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Fish tank cleaning kit brush - cleaning,

Fish tank cleaning kit brush - cleaning,

£2.05
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Hepo aquarium heater fish - hepo, tank

Hepo aquarium heater fish - hepo, tank

£13.49
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Fluval provac plug aquarium - fluval, in

Fluval provac plug aquarium - fluval, in

£49.99
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Aqua one betta quad glass - one,

Aqua one betta quad glass - one,

£262.99
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Submersible aquarium light - submersible,

Submersible aquarium light - submersible,

£34.99
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Aqua one focus glass - aqua,

Aqua one focus glass - aqua,

£95.99
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Fish tank set - fish, small

Fish tank set - fish, small

£20.99
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Aquarium fish tank pump - aquarium,

Aquarium fish tank pump - aquarium,

£2.70
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Silent usb aquarium oxygen - silent,

Silent usb aquarium oxygen - silent,

£6.99
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Fish tank lid cover - fish,

Fish tank lid cover - fish,

£12.88
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Aquarium fish tank internal - aquarium,

Aquarium fish tank internal - aquarium,

£14.99
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Hidom submersible tropical - hidom,

Hidom submersible tropical - hidom,

£10.95
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20l aquarium fish - aquarium,

20l aquarium fish - aquarium,

£33.99
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600l aquarium internal - 600l/h,

600l aquarium internal - 600l/h,

£12.99
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Superfish white led panorama - superfish,

Superfish white led panorama - superfish,

£52.99
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Ciano cube aquarium - cube, with

Ciano cube aquarium - cube, with

£55.45
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New full spectrum - full,

New full spectrum - full,

£34.45
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Aquarium fish tank - aquarium, external

Aquarium fish tank - aquarium, external

£34.99
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Aquarium fish tank with - 5l,

Aquarium fish tank with - 5l,

£26.49
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Superfish decorative poster - decorative,

Superfish decorative poster - decorative,

£7.95
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Easy live aquarium plants - live,

Easy live aquarium plants - live,

£8.88
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Finest filters compatible air - finest,

Finest filters compatible air - finest,

£21.99
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Aquarium led lights - led, bubble

Aquarium led lights - led, bubble

£19.99
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Aquarium fish tank - , external

Aquarium fish tank - , external

£64.99
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Electric gravel vacuum cleaner - gravel,

Electric gravel vacuum cleaner - gravel,

£34.99
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📊96 listings · from £1.89 · avg £78.4

Browse 96 fish tanks listings currently in our index. Prices range from £1.89 to £619.99, with an average of £78.4. 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 fish tanks →

Try this: hexagonal fish tank | marine aquarium tank | 3ft aquarium | 5 ft aquarium | biorb | corner aquarium fish tank | egg crate | juwel aquarium fish tank | large aquarium | tropical fish tanks

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< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

Everything you need to know about fish tanks

Whether you are looking for a brand-new or second-hand fish tanks, 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 £1.89, while premium listings can reach £619.99 — giving you a wide budget spread to work with. The average price of £78.4 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.

🔍 fish tanks Search live on eBay