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3ft fish tanks

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3ft fish tanks for sale on largest auction and classifieds sites

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£8.15 · Buy It Now

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Marine fish tank sump - marine,

Marine fish tank sump - marine,

£567.70 · Buy It Now

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Juwel

Juwel

£156.70 · Buy It Now

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Juwel vision 180 fish - vision, tank

Juwel vision 180 fish - vision, tank

£312.70 · Buy It Now

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White aquarium sand natural - white,

White aquarium sand natural - white,

£29.15 · Buy It Now

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Juwel led aquariums - led,

Juwel led aquariums - led,

£600.99 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£7.45 · Buy It Now

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Aqua one reefsys 255l - aqua, marine

Aqua one reefsys 255l - aqua, marine

£818.99 · Buy It Now

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Seaview quality aquarium fish - quality,

Seaview quality aquarium fish - quality,

£7.95 · Buy It Now

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Aquarium sand fish tank - sand,

Aquarium sand fish tank - sand,

£38.99 · Buy It Now

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Juwel rio 125 - rio, aquarium

Juwel rio 125 - rio, aquarium

£325.95 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£9.15 · Buy It Now

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Marina airline tubing - marina,

Marina airline tubing - marina,

£7.55 · Buy It Now

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Fish tank aquarium - tank,

Fish tank aquarium - tank,

£234.70 · Buy It Now

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Boyo fish tank aquarium - fish,

Boyo fish tank aquarium - fish,

£260.70 · Buy It Now

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Aquarium fish tank and cabinet - tank,

Aquarium fish tank and cabinet - tank,

£260.70 · Buy It Now

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Aquarium fish tank - tank, background

Aquarium fish tank - tank, background

£8.45 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£8.45 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£6.65 · Buy It Now

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Aquarium fish tank - tank, background

Aquarium fish tank - tank, background

£6.65 · Buy It Now

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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£6.95 · Buy It Now

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Fluval roma 200 - fluval,

Fluval roma 200 - fluval,

£549.99 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£7.65 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£7.55 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£7.65 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£9.15 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£7.95 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£8.45 · Buy It Now

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Fish tank wood frame black - tank,

Fish tank wood frame black - tank,

£187.90 · Buy It Now

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Aquariums life custom - custom, built

Aquariums life custom - custom, built

£950.20 · Buy It Now

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Juwel rio 125 led aquarium - juwel,

Juwel rio 125 led aquarium - juwel,

£720.70 · Buy It Now

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Fish tank - fish,

Fish tank - fish,

£260.70 · Buy It Now

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Aquarium gravel fish tank - gravel, sand

Aquarium gravel fish tank - gravel, sand

£29.99 · Buy It Now

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Aquarium fish tank background - tank,

Aquarium fish tank background - tank,

£7.65 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£8.15 · Buy It Now

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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£6.96 · Buy It Now

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Aquarium bubble bar wall - aquarium,

Aquarium bubble bar wall - aquarium,

£6.95 · Buy It Now

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Aquarium bubble bar wall - bubble,

Aquarium bubble bar wall - bubble,

£6.95 · Buy It Now

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Aquarium gravel natural - natural, fish

Aquarium gravel natural - natural, fish

£35.63 · Buy It Now

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Juwel rio 125 led - juwel,

Juwel rio 125 led - juwel,

£453.99 · Buy It Now

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Seaview blue black quality - seaview, /

Seaview blue black quality - seaview, /

£7.95 · Buy It Now

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60cm aquarium freshwater - 24"/60cm,

60cm aquarium freshwater - 24"/60cm,

£6.75 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£6.95 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£9.05 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£7.45 · Buy It Now

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Aquarium fish tank - aquarium, background

Aquarium fish tank - aquarium, background

£8.45 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£7.95 · Buy It Now

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Juwel rio 125 led - juwel,

Juwel rio 125 led - juwel,

£324.99 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£8.45 · Buy It Now

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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£5.95 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£7.55 · Buy It Now

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Aquarium fish tank - fish, background

Aquarium fish tank - fish, background

£7.15 · Buy It Now

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Aquarium fish tank - fish, background

Aquarium fish tank - fish, background

£5.95 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£8.45 · Buy It Now

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Aquarium fish tank background - tank,

Aquarium fish tank background - tank,

£6.65 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£6.95 · Buy It Now

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Aquarium gravel fish tank - aquarium,

Aquarium gravel fish tank - aquarium,

£35.63 · Buy It Now

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Aquarium fish tank background - tank,

Aquarium fish tank background - tank,

£7.55 · Buy It Now

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Aquarium fish tank - fish, background

Aquarium fish tank - fish, background

£8.45 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£8.45 · Buy It Now

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Aquarium fish tank background - tank,

Aquarium fish tank background - tank,

£6.85 · Buy It Now

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Aquarium gravel natural white - gravel,

Aquarium gravel natural white - gravel,

£35.63 · Buy It Now

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Aquarium fish tank - tank, background

Aquarium fish tank - tank, background

£9.05 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£8.15 · Buy It Now

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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£7.65 · Buy It Now

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Double sided aquarium - double-sided,

Double sided aquarium - double-sided,

£8.45 · Buy It Now

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60cm aquarium marine - 24"/60cm, aquarium/marine

60cm aquarium marine - 24"/60cm, aquarium/marine

£8.25 · Buy It Now

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Seaview trees rockside - /,

Seaview trees rockside - /,

£7.95 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£6.45 · Buy It Now

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White aquarium sand - white,

White aquarium sand - white,

£43.19 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£8.45 · Buy It Now

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Aquarium gravel fish - fish, tank

Aquarium gravel fish - fish, tank

£36.99 · Buy It Now

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Small transparent acrylic - transparent,

Small transparent acrylic - transparent,

£25.60 · Buy It Now

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Aquarium 230l fish - aquarium,

Aquarium 230l fish - aquarium,

£265.00 · Buy It Now

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Fish tank gravel natural plant - gravel,

Fish tank gravel natural plant - gravel,

£35.63 · Buy It Now

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Natural aquarium sand - natural,

Natural aquarium sand - natural,

£29.15 · Buy It Now

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Aquarium gravel fish tank - aquarium,

Aquarium gravel fish tank - aquarium,

£35.63 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£8.15 · Buy It Now

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Iquatics aqualumi universal - iquatics, -2

Iquatics aqualumi universal - iquatics, -2

£97.99 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£10.45 · Buy It Now

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Aquarium fish tank background - tank,

Aquarium fish tank background - tank,

£9.05 · Buy It Now

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Aquarium fish tank background - fish,

Aquarium fish tank background - fish,

£8.45 · Buy It Now

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Aquarium gravel natural plat - aquarium,

Aquarium gravel natural plat - aquarium,

£35.63 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

£7.65 · Buy It Now

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Seaview coastal crisp - seaview, /

Seaview coastal crisp - seaview, /

£7.95 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£8.45 · Buy It Now

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Seaview garden brightstone - seaview,

Seaview garden brightstone - seaview,

£7.95 · Buy It Now

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Seaview moon stone quality - stone,

Seaview moon stone quality - stone,

£7.95 · Buy It Now

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Juwel rio 180 - led,

Juwel rio 180 - led,

£419.99 · Buy It Now

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Aquarium gravel fish tank - aquarium,

Aquarium gravel fish tank - aquarium,

£35.63 · Buy It Now

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Natural aquarium gravel plant - natural,

Natural aquarium gravel plant - natural,

£35.63 · Buy It Now

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49cm aquarium background - 19"/49cm,

49cm aquarium background - 19"/49cm,

£6.55 · Buy It Now

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Seaview cloudstone - seaview, /

Seaview cloudstone - seaview, /

£7.95 · Buy It Now

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Double sided aquarium - double,

Double sided aquarium - double,

£6.49 · Buy It Now

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Fish tank - fish,

Fish tank - fish,

£234.70 · Buy It Now

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Koi vat fish holding tank - koi,

Koi vat fish holding tank - koi,

£317.53 · Buy It Now

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📊96 listings · from £5.95 · avg £96.96
⚠️ These listings were last updated more than 8 days ago. Search for fresh listings

Browse 96 3ft fish tanks listings currently in our index. Prices range from £5.95 to £950.2, with an average of £96.96. 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 3ft fish tanks →

Try this: farthing | nest tables | gas tumble dryer | glasgow rangers xl | sonor snare | super king bed | wooden shaker pegs | rm williams | x type alloy wheels | serving dishes

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Everything you need to know about 3ft fish tanks

Whether you are looking for a brand-new or second-hand 3ft 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 £5.95, while premium listings can reach £950.2 — giving you a wide budget spread to work with. The average price of £96.96 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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