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Aquarium fish tanks

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Aquarium fish tanks for sale on Ireland's largest auction and classifieds sites

Diversa aquarium fish tank - aquarium,

Diversa aquarium fish tank - aquarium,

£210.99 · Buy It Now

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Swell small aquarium 60cm - swell,

Swell small aquarium 60cm - swell,

£77.99 · Buy It Now

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Aquarium fish tank external - aquarium,

Aquarium fish tank external - aquarium,

£99.99 · Buy It Now

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Swell aquarium 60cm tropical - swell,

Swell aquarium 60cm tropical - swell,

£94.99 · Buy It Now

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Fish tank aquarium optional - fish, &

Fish tank aquarium optional - fish, &

£179.99 · Buy It Now

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20l aquarium fish tank - 20l,

20l aquarium fish tank - 20l,

£29.99 · Buy It Now

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Led glass aquarium - led,

Led glass aquarium - led,

£29.95 · Buy It Now

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Diversa aquarium fish tank - diversa,

Diversa aquarium fish tank - diversa,

£355.99 · Buy It Now

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245l 120cm black tropical fish - 245l,

245l 120cm black tropical fish - 245l,

£429.99 · Buy It Now

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Aquarium fish tank - aquarium, with

Aquarium fish tank - aquarium, with

£22.49 · Buy It Now

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Fish tank aquarium optional - tank,

Fish tank aquarium optional - tank,

£139.99 · Buy It Now

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Fish tank complete kit - complete, &

Fish tank complete kit - complete, &

£219.05 · Buy It Now

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Swell led complete aquarium - led,

Swell led complete aquarium - led,

£70.99 · Buy It Now

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Aquarium fish tank with - fish,

Aquarium fish tank with - fish,

£99.99 · Buy It Now

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Large fish tank - fish, aquarium

Large fish tank - fish, aquarium

£179.95 · Buy It Now

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Swell small aquarium 38cm - 38cm, 37

Swell small aquarium 38cm - 38cm, 37

£58.59 · Buy It Now

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Compact betta fish - betta, tank

Compact betta fish - betta, tank

£22.99 · Buy It Now

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Large fish tank - fish, &

Large fish tank - fish, &

£237.95 · Buy It Now

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Brand new large - **, glass

Brand new large - **, glass

£187.90 · Buy It Now

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Ciano aqua classic aquarium - ciano,

Ciano aqua classic aquarium - ciano,

£39.45 · Buy It Now

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Allpondsolutions ultra clear - allpondsolutions,

Allpondsolutions ultra clear - allpondsolutions,

£39.99 · Buy It Now

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Brand new fish tank - new**,

Brand new fish tank - new**,

£125.49 · Buy It Now

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Small aquarium fish - small, tank

Small aquarium fish - small, tank

£29.95 · Buy It Now

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Brand new large fish - **brand, tank

Brand new large fish - **brand, tank

£187.90 · Buy It Now

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Pvc metric plumbing pipe - pvc, &

Pvc metric plumbing pipe - pvc, &

£67.89 · Buy It Now

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Panoramic fish tank modern - panoramic,

Panoramic fish tank modern - panoramic,

£53.99 · Buy It Now

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20l aquarium fish - 20l,

20l aquarium fish - 20l,

£35.89 · Buy It Now

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Brand new large - **,

Brand new large - **,

£187.90 · Buy It Now

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Brand new fish - **brand, tank

Brand new fish - **brand, tank

£179.99 · Buy It Now

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Aquarium fish tank external - fish,

Aquarium fish tank external - fish,

£74.99 · Buy It Now

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Swell small aquarium - swell,

Swell small aquarium - swell,

£54.99 · Buy It Now

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40l fish tank - fish,

40l fish tank - fish,

£93.30 · Buy It Now

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Fish tank complete - fish, kit

Fish tank complete - fish, kit

£174.95 · Buy It Now

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Diversa aquarium with - aquarium,

Diversa aquarium with - aquarium,

£305.99 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£599.99 · Buy It Now

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Fluval flex led - fluval,

Fluval flex led - fluval,

£129.99 · Buy It Now

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20l aquarium fish tank - aquarium,

20l aquarium fish tank - aquarium,

£32.99 · Buy It Now

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Diversa aquarium with stand - aquarium, /

Diversa aquarium with stand - aquarium, /

£479.99 · Buy It Now

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Fish tank 200l was used - tank,

Fish tank 200l was used - tank,

£52.70 · Buy It Now

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Aquarium fish tank - tank, gravel

Aquarium fish tank - tank, gravel

£64.99 · Buy It Now

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Diversa aquarium with stand - diversa,

Diversa aquarium with stand - diversa,

£249.99 · Buy It Now

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Finest filters compatible - compatible, air

Finest filters compatible - compatible, air

£25.99 · Buy It Now

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20l aquarium fish tank - 20l, with

20l aquarium fish tank - 20l, with

£29.99 · Buy It Now

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Oase biorb classic mcr - oase,

Oase biorb classic mcr - oase,

£132.95 · Buy It Now

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Small starter aquarium fish - starter,

Small starter aquarium fish - starter,

£34.99 · Buy It Now

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Marina lux led 38l - marina,

Marina lux led 38l - marina,

£73.47 · Buy It Now

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Extra large castle fish - extra,

Extra large castle fish - extra,

£79.99 · Buy It Now

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Brand new fish tank - new**,

Brand new fish tank - new**,

£179.99 · Buy It Now

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📊48 listings · from £22.49 · avg £136.88
⚠️ These listings were last updated more than 11 days ago. Search for fresh listings

Browse 48 aquarium fish tanks listings currently in our index. Prices range from £22.49 to £599.99, with an average of £136.88. 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 aquarium fish tanks →

Try this: aquarium ornaments | eheim external filter | marine fish tank | aquarium heater | fish tanks | juwel trigon 350 | hexagonal fish tank | marine aquarium tank | nano marine aquarium | shrimp

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Everything you need to know about aquarium fish tanks

Whether you are looking for a brand-new or second-hand aquarium fish tanks, eBay offers one of the largest selections available online. With 48 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 £22.49, while premium listings can reach £599.99 — giving you a wide budget spread to work with. The average price of £136.88 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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