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Small fish tank

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Small fish tank for sale on Ireland's largest auction and classifieds sites

Home / Fish & Aquarium / Small fish tank refurbished & used for sale | For Sale UK
Swell small aquarium 25cm - small,

Swell small aquarium 25cm - small,

£54.99 · Buy It Now

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Swell small aquarium 60cm - small,

Swell small aquarium 60cm - small,

£77.99 · Buy It Now

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Desktop gallon betta tank - desktop,

Desktop gallon betta tank - desktop,

£22.49 · Buy It Now

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Small fish tank aquarium - fish,

Small fish tank aquarium - fish,

£29.99 · Buy It Now

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Small aquarium fish tank - aquarium,

Small aquarium fish tank - aquarium,

£29.95 · Buy It Now

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Small tank lid insects - small, &

Small tank lid insects - small, &

£7.99 · Buy It Now

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Small nano aquarium - small,

Small nano aquarium - small,

£54.99 · Buy It Now

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Small fish tank - tank, plastic

Small fish tank - tank, plastic

£21.99 · Buy It Now

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Small starter aquarium fish - small,

Small starter aquarium fish - small,

£34.99 · Buy It Now

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Mini fish tank - 2x,

Mini fish tank - 2x,

£10.69 · Buy It Now

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Small medium mopani - mopani, wood

Small medium mopani - mopani, wood

£8.19 · Buy It Now

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Ista multi function - ista, tank

Ista multi function - ista, tank

£19.85 · Buy It Now

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Hikari micro pellets - micro, small

Hikari micro pellets - micro, small

£102.99 · Buy It Now

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Aquarium fish tank 2gal - fish, 1.2gal

Aquarium fish tank 2gal - fish, 1.2gal

£23.99 · Buy It Now

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Small nano tropical cold - nano,

Small nano tropical cold - nano,

£11.99 · Buy It Now

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Betta fish tank gallon - fish,

Betta fish tank gallon - fish,

£22.49 · Buy It Now

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Round fish bowl clear aquarium - round,

Round fish bowl clear aquarium - round,

£7.26 · Buy It Now

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Swell small nano - small, aquarium

Swell small nano - small, aquarium

£43.99 · Buy It Now

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Swell magnetic algae cleaner - magnetic,

Swell magnetic algae cleaner - magnetic,

£7.99 · Buy It Now

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Small medium corbo root - corbo,

Small medium corbo root - corbo,

£19.98 · Buy It Now

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Mini fish tank stackable - stackable, sea

Mini fish tank stackable - stackable, sea

£5.99 · Buy It Now

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Hidom aquarium air - hidom, pump

Hidom aquarium air - hidom, pump

£14.99 · Buy It Now

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Goldfish small fish - goldfish,

Goldfish small fish - goldfish,

£10.99 · Buy It Now

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Small fish tank - fish, bright

Small fish tank - fish, bright

£8.99 · Buy It Now

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Small fish tank gallon - fish,

Small fish tank gallon - fish,

£22.49 · Buy It Now

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Fish tank aerators usb - fish,

Fish tank aerators usb - fish,

£5.25 · Buy It Now

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Plastic round fish - round,

Plastic round fish - round,

£9.79 · Buy It Now

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Small fish tank aquarium - small,

Small fish tank aquarium - small,

£29.99 · Buy It Now

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Corner fish tank - fish, aquarium

Corner fish tank - fish, aquarium

£4.99 · Buy It Now

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Clear glass gallon fish tank - glass,

Clear glass gallon fish tank - glass,

£22.49 · Buy It Now

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Fish tank filter - 6w, silent

Fish tank filter - 6w, silent

£3.99 · Buy It Now

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Small aquarium with - small, lamp

Small aquarium with - small, lamp

£6.52 · Buy It Now

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Fish tank set small household - tank,

Fish tank set small household - tank,

£20.99 · Buy It Now

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Aquarium fish tank guppy - s/l,

Aquarium fish tank guppy - s/l,

£4.22 · Buy It Now

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Air driven sponge filter - air,

Air driven sponge filter - air,

£5.99 · Buy It Now

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Aquarium starter kit small - starter,

Aquarium starter kit small - starter,

£13.46 · Buy It Now

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Plastic round fish tank - plastic,

Plastic round fish tank - plastic,

£10.32 · Buy It Now

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Usb mini aquarium - 10w, |

Usb mini aquarium - 10w, |

£4.72 · Buy It Now

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Small fish tank plastic clear - fish,

Small fish tank plastic clear - fish,

£22.99 · Buy It Now

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Small nano curve aquarium - small,

Small nano curve aquarium - small,

£69.99 · Buy It Now

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Juwel aquarium double poster - juwel,

Juwel aquarium double poster - juwel,

£10.40 · Buy It Now

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Acrylic fish tank feeding - tank, tube

Acrylic fish tank feeding - tank, tube

£3.99 · Buy It Now

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Plastic fish tank ornamental - fish,

Plastic fish tank ornamental - fish,

£4.05 · Buy It Now

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Air stones round ponds fish - air,

Air stones round ponds fish - air,

£4.95 · Buy It Now

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Fluval gravel vac siphon - fluval,

Fluval gravel vac siphon - fluval,

£14.99 · Buy It Now

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Fish tank scoop net small - tank,

Fish tank scoop net small - tank,

£4.99 · Buy It Now

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Fish tank aerators - tank, usb

Fish tank aerators - tank, usb

£4.40 · Buy It Now

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Allpondsolutions small litre - allpondsolutions,

Allpondsolutions small litre - allpondsolutions,

£34.99 · Buy It Now

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Small fish tank light aquarium - tank,

Small fish tank light aquarium - tank,

£6.19 · Buy It Now

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Corner underground cave - underground,

Corner underground cave - underground,

£12.99 · Buy It Now

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Floating strong magnetic glass - floating,

Floating strong magnetic glass - floating,

£9.95 · Buy It Now

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Floating magnetic algae - floating,

Floating magnetic algae - floating,

£7.99 · Buy It Now

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Small acrylic fish tank - small,

Small acrylic fish tank - small,

£18.99 · Buy It Now

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Fish tank aerators - fish,

Fish tank aerators - fish,

£4.18 · Buy It Now

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Fish tank filter aquarium - uv,

Fish tank filter aquarium - uv,

£27.95 · Buy It Now

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Mini small aquarium fish tank - mini,

Mini small aquarium fish tank - mini,

£7.29 · Buy It Now

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Aquarium shrimp fishing - aquarium,

Aquarium shrimp fishing - aquarium,

£2.69 · Buy It Now

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Allpondsolutions small - small, 29

Allpondsolutions small - small, 29

£54.99 · Buy It Now

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10w usb mini aquarium - usb,

10w usb mini aquarium - usb,

£5.39 · Buy It Now

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Small aquarium filter - aquarium, on

Small aquarium filter - aquarium, on

£10.95 · Buy It Now

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Superfish aquarium fish - aquarium, tank

Superfish aquarium fish - aquarium, tank

£7.79 · Buy It Now

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100ml adjustable automatic - 100ml,

100ml adjustable automatic - 100ml,

£11.89 · Buy It Now

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Acrylic wallmounted fish tank - acrylic,

Acrylic wallmounted fish tank - acrylic,

£14.45 · Buy It Now

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Fish tank set - fish,

Fish tank set - fish,

£19.00 · Buy It Now

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Ciano shrimp small - ciano,

Ciano shrimp small - ciano,

£47.50 · Buy It Now

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Marina algae magnet cleaner - algae,

Marina algae magnet cleaner - algae,

£8.90 · Buy It Now

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Small fish tank - fish, plastic

Small fish tank - fish, plastic

£20.99 · Buy It Now

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Ocean nutrition instant - instant, baby

Ocean nutrition instant - instant, baby

£11.49 · Buy It Now

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Aquarium airstones fish - 1",

Aquarium airstones fish - 1",

£3.99 · Buy It Now

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New self cleaning - cleaning, tank

New self cleaning - cleaning, tank

£15.95 · Buy It Now

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Swell green pinatifida - swell,

Swell green pinatifida - swell,

£5.94 · Buy It Now

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Off 18l 30l 56l - 10%off, 7.4l/18l/30l/56l

Off 18l 30l 56l - 10%off, 7.4l/18l/30l/56l

£31.99 · Buy It Now

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Fluval gravel vac multi - vac,

Fluval gravel vac multi - vac,

£16.40 · Buy It Now

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Fluval easy clean - fluval,

Fluval easy clean - fluval,

£10.79 · Buy It Now

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Micro landscape decoration - landscape,

Micro landscape decoration - landscape,

£8.49 · Buy It Now

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Fish tank set - tank, small

Fish tank set - tank, small

£21.99 · Buy It Now

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Marina easy clean - easy, aquarium

Marina easy clean - easy, aquarium

£6.89 · Buy It Now

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Magnetic aquarium glass - magnetic,

Magnetic aquarium glass - magnetic,

£5.99 · Buy It Now

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Swell aquarium external filter - aquarium,

Swell aquarium external filter - aquarium,

£45.99 · Buy It Now

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Bolbitis heteroclita - 3x,

Bolbitis heteroclita - 3x,

£8.99 · Buy It Now

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Small fish tank plastic clear - small,

Small fish tank plastic clear - small,

£22.54 · Buy It Now

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Aquarium fish tank round - round, air

Aquarium fish tank round - round, air

£1.99 · Buy It Now

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Interpet prime gravel - prime,

Interpet prime gravel - prime,

£10.99 · Buy It Now

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Betta fish hammock floating - hammock,,

Betta fish hammock floating - hammock,,

£4.79 · Buy It Now

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Aquarium bubble bar wall - bubble,

Aquarium bubble bar wall - bubble,

£5.95 · Buy It Now

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Aquael fan filters pat mini - filters,

Aquael fan filters pat mini - filters,

£19.90 · Buy It Now

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Desk fish tank plastic - fish,

Desk fish tank plastic - fish,

£20.59 · Buy It Now

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Aquacadabra bio foam - aquacadabra,

Aquacadabra bio foam - aquacadabra,

£8.39 · Buy It Now

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2pcs mini fish tank small - fish,

2pcs mini fish tank small - fish,

£10.75 · Buy It Now

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Juwel aquarium double - double, 1

Juwel aquarium double - double, 1

£12.75 · Buy It Now

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Fish tank net small - small,

Fish tank net small - small,

£7.47 · Buy It Now

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Clip led aquarium - aquarium, light

Clip led aquarium - aquarium, light

£6.99 · Buy It Now

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Small fish tank light - 7w,

Small fish tank light - 7w,

£6.99 · Buy It Now

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Aquarium filter media - 3, zip

Aquarium filter media - 3, zip

£3.99 · Buy It Now

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Fish tank set small - set,

Fish tank set small - set,

£21.99 · Buy It Now

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Ultra white glass tank living - ultra-white,

Ultra white glass tank living - ultra-white,

£14.00 · Buy It Now

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📊96 listings · from £1.99 · avg £17.41
⚠️ These listings were last updated more than 14 days ago. Search for fresh listings

Browse 96 small fish tank listings currently in our index. Prices range from £1.99 to £102.99, with an average of £17.41. 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 fish tank →

Try this: fish tank 110l | 54l aquarium | biorb aquarium plants | external 107 filter fluval | xylophone fish | aquarium betta fish | dsuny | aqua town starter tank | love fish panorama tank 64 litre | kessil h380

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Everything you need to know about small fish tank

Whether you are looking for a brand-new or second-hand small fish tank, 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 £1.99, while premium listings can reach £102.99 — giving you a wide budget spread to work with. The average price of £17.41 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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