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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 - diversa,

Diversa aquarium fish tank - diversa,

€279.99 · Buy It Now

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Swell small aquarium 60cm - swell,

Swell small aquarium 60cm - swell,

€81.99 · Buy It Now

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Allpondsolutions ultra clear - ultra,

Allpondsolutions ultra clear - ultra,

€39.99 · 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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245l 120cm black tropical fish - 245l,

245l 120cm black tropical fish - 245l,

€429.99 · 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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Small aquarium fish - fish, tank

Small aquarium fish - fish, tank

€29.95 · Buy It Now

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Swell aquarium 60cm tropical - 60cm,

Swell aquarium 60cm tropical - 60cm,

€94.99 · Buy It Now

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Compact betta fish tank kit - compact,

Compact betta fish tank kit - compact,

€22.99 · Buy It Now

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Ciano aqua classic - ciano, 20

Ciano aqua classic - ciano, 20

€39.45 · 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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Fish tank aquarium optional - tank, &

Fish tank aquarium optional - tank, &

€179.99 · 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 small aquarium 25cm - aquarium,

Swell small aquarium 25cm - aquarium,

€54.99 · Buy It Now

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Fish tank aquarium - fish,

Fish tank aquarium - fish,

€139.99 · Buy It Now

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Evaluation aqua 1200 aqarium - evaluation,

Evaluation aqua 1200 aqarium - evaluation,

€312.70 · Buy It Now

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Brand new large glass - brand, **

Brand new large glass - brand, **

€187.90 · Buy It Now

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Large fish tank aquarium - tank,

Large fish tank aquarium - tank,

€237.95 · Buy It Now

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Swell glass aquarium 30cm - swell,

Swell glass aquarium 30cm - swell,

€30.99 · Buy It Now

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Fish tank complete - complete, kit

Fish tank complete - complete, kit

€219.95 · 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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Led glass aquarium fish tank - glass,

Led glass aquarium fish tank - glass,

€49.95 · Buy It Now

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Small starter aquarium fish - starter,

Small starter aquarium fish - starter,

€54.99 · Buy It Now

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Fish tank set small - fish,

Fish tank set small - fish,

€22.59 · Buy It Now

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Litres fish tank aquarium - 18,

Litres fish tank aquarium - 18,

€21.55 · Buy It Now

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Brand new large - new**, fish

Brand new large - new**, fish

€177.45 · Buy It Now

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20l aquarium fish tank with - fish,

20l aquarium fish tank with - fish,

€29.99 · Buy It Now

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Diversa aquarium with stand - diversa,

Diversa aquarium with stand - diversa,

€295.99 · Buy It Now

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Large fish tank - large,

Large fish tank - large,

€179.95 · 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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Hidom submersible tropical - submersible,

Hidom submersible tropical - submersible,

€13.95 · Buy It Now

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Desk fish tank plastic - desk,

Desk fish tank plastic - desk,

€20.59 · Buy It Now

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Display aqua one oakstyle - one,

Display aqua one oakstyle - one,

€550.00 · Buy It Now

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Display aqua one oakstyle - ex,

Display aqua one oakstyle - ex,

€749.99 · Buy It Now

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Small aquarium fish tank - small,

Small aquarium fish tank - small,

€11.35 · Buy It Now

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Biorb 30litre tube fish tank - 30litre,

Biorb 30litre tube fish tank - 30litre,

€73.50 · Buy It Now

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Brand new fish - new**,

Brand new fish - new**,

€179.99 · Buy It Now

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Finest filters compatible - filters, air

Finest filters compatible - filters, air

€25.99 · Buy It Now

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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

€59.99 · Buy It Now

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Electric gravel vacuum cleaner - vacuum,

Electric gravel vacuum cleaner - vacuum,

€29.99 · Buy It Now

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20l aquarium fish tank - aquarium,

20l aquarium fish tank - aquarium,

€29.99 · Buy It Now

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20l aquarium fish - aquarium,

20l aquarium fish - aquarium,

€29.99 · Buy It Now

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Plastic aquarium fish - plastic,

Plastic aquarium fish - plastic,

€8.99 · Buy It Now

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Aqua one betta sanctuary - one, |

Aqua one betta sanctuary - one, |

€69.99 · Buy It Now

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Aquarium fish tank - tank, from

Aquarium fish tank - tank, from

€265.99 · Buy It Now

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Display aqua one oakstyle - display,

Display aqua one oakstyle - display,

€749.99 · Buy It Now

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Fish tank aquarium cabinet - fish,

Fish tank aquarium cabinet - fish,

€599.99 · Buy It Now

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Interpet goldfish aquarium - aquarium, 16

Interpet goldfish aquarium - aquarium, 16

€21.99 · Buy It Now

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Desktop fish tank - desktop,

Desktop fish tank - desktop,

€7.78 · Buy It Now

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Diversa aquarium with - aquarium, stand

Diversa aquarium with - aquarium, stand

€295.99 · Buy It Now

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Fish tank 100x50x50cm and

Fish tank 100x50x50cm and

€414.70 · Buy It Now

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Small fish tank plastic clear - plastic,

Small fish tank plastic clear - plastic,

€21.99 · Buy It Now

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Fluval flex led aquarium - flex, 2.0

Fluval flex led aquarium - flex, 2.0

€129.99 · Buy It Now

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Small nano curve - aquarium, fish

Small nano curve - aquarium, fish

€69.99 · Buy It Now

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Aqua one haven - 5l, betta

Aqua one haven - 5l, betta

€29.99 · Buy It Now

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Column aquarium tower fish - aquarium,

Column aquarium tower fish - aquarium,

€598.30 · Buy It Now

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Panoramic fish tank - panoramic, modern

Panoramic fish tank - panoramic, modern

€53.99 · Buy It Now

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Swell led complete aquarium - complete,

Swell led complete aquarium - complete,

€60.99 · Buy It Now

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Aqua one platform aquarium - one,

Aqua one platform aquarium - one,

€79.45 · Buy It Now

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Pet abs fish tank with - pet+abs, lid

Pet abs fish tank with - pet+abs, lid

€17.65 · Buy It Now

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Small fish tank acrylic - fish,

Small fish tank acrylic - fish,

€47.50 · Buy It Now

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Plastic round fish - round,

Plastic round fish - round,

€10.32 · Buy It Now

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20l aquarium fish tank with - aquarium,

20l aquarium fish tank with - aquarium,

€30.99 · Buy It Now

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Fish tanks led night - fish,

Fish tanks led night - fish,

€63.10 · Buy It Now

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Small nano aquarium fish tank - small,

Small nano aquarium fish tank - small,

€54.99 · Buy It Now

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Aqua one betta oasis complete - one,

Aqua one betta oasis complete - one,

€59.99 · Buy It Now

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20l aquarium fish tank - fish, with

20l aquarium fish tank - fish, with

€29.99 · Buy It Now

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Cabinet aquarium 4ft tropical - cabinet,

Cabinet aquarium 4ft tropical - cabinet,

€599.99 · Buy It Now

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Aqua one splish splash - one, 28l

Aqua one splish splash - one, 28l

€54.99 · Buy It Now

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Oase biorb classic mcr - biorb,

Oase biorb classic mcr - biorb,

€132.95 · Buy It Now

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Superfish start aquarium - start, &

Superfish start aquarium - start, &

€439.99 · Buy It Now

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Ista multi function - ista, multi-function

Ista multi function - ista, multi-function

€20.89 · Buy It Now

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Aquael glass aquarium fish - glass,

Aquael glass aquarium fish - glass,

€54.99 · Buy It Now

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Elegant 15x10x20 betta - 15x10x20,

Elegant 15x10x20 betta - 15x10x20,

€23.95 · Buy It Now

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Marina lux led 38l aquarium - marina,

Marina lux led 38l aquarium - marina,

€73.47 · Buy It Now

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Aquael hexa 60l tropical fish - 60l,

Aquael hexa 60l tropical fish - 60l,

€149.99 · Buy It Now

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30cm ultra clear low - ultra, iron

30cm ultra clear low - ultra, iron

€59.99 · Buy It Now

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Aquarium fish net tropical - aquarium,

Aquarium fish net tropical - aquarium,

€2.93 · Buy It Now

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Aqua one mangrove roots - aqua,

Aqua one mangrove roots - aqua,

€10.99 · Buy It Now

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Fluval provac plug aquarium - in,

Fluval provac plug aquarium - in,

€49.99 · Buy It Now

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Betta choice acrylic cylinder - betta,

Betta choice acrylic cylinder - betta,

€87.97 · Buy It Now

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Swell small aquarium - small, 38cm

Swell small aquarium - small, 38cm

€58.59 · Buy It Now

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Mini fish tank small - fish,

Mini fish tank small - fish,

€10.89 · Buy It Now

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Fluval spec aquarium - fluval,

Fluval spec aquarium - fluval,

€104.95 · Buy It Now

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Stylish 15l classic - stylish,

Stylish 15l classic - stylish,

€143.95 · Buy It Now

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Egg crate for aquarium - egg,

Egg crate for aquarium - egg,

€2.99 · Buy It Now

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Fluval roma led aquariums - fluval,

Fluval roma led aquariums - fluval,

€692.99 · Buy It Now

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Aquarium fish tank background - aquarium,

Aquarium fish tank background - aquarium,

€10.85 · Buy It Now

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Glass goldfish bowl fish - bowl, vase

Glass goldfish bowl fish - bowl, vase

€15.20 · Buy It Now

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Aqua one betta quad glass - betta,

Aqua one betta quad glass - betta,

€262.99 · Buy It Now

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Aquadesign safe 500ml aquarium - safe,

Aquadesign safe 500ml aquarium - safe,

€10.99 · Buy It Now

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Goldfish small fish bowl - goldfish,

Goldfish small fish bowl - goldfish,

€10.99 · Buy It Now

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Fluval 20l betta aquarium fish - fluval,

Fluval 20l betta aquarium fish - fluval,

€99.99 · Buy It Now

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Compact 12h 10w - 12h, betta

Compact 12h 10w - 12h, betta

€12.95 · Buy It Now

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Aquarium all glass - glass, tank

Aquarium all glass - glass, tank

€208.70 · Buy It Now

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Fish tank stand aquarium - tank,

Fish tank stand aquarium - tank,

€37.05 · Buy It Now

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📊96 listings · from €2.93 · avg €137.96

Browse 96 aquarium fish tanks listings currently in our index. Prices range from €2.93 to €749.99, with an average of €137.96. 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 aquarium fish tanks →

Try this: platy fish | aquarium rock | large fish tank | aquarium light unit | vortech mp40 | juwel aquarium fish tank feeder | tropical fish gourami | cherry shrimp | fish tanks | marine led lights

Shop by budget

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

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 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 €2.93, while premium listings can reach €749.99 — giving you a wide budget spread to work with. The average price of €137.96 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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