For Sale UK

Marine aquarium

4

Marine aquarium for sale on largest auction and classifieds sites

Home / Pumps & Compressors / Marine aquarium refurbished & used for sale | For Sale UK
Red sea reef - sea, ato

Red sea reef - sea, ato

£104.70
Buy It Now

» View on eBay #sponsored
Red sea reefer 350 - red,

Red sea reefer 350 - red,

£363.70
Buy It Now

» View on eBay #sponsored
Egg crate for - egg, aquarium

Egg crate for - egg, aquarium

£3.49
Buy It Now

» View on eBay #sponsored
Marine tank return water pump - tank,

Marine tank return water pump - tank,

£63.68
Buy It Now

» View on eBay #sponsored
Hanna temperature checker - hanna,

Hanna temperature checker - hanna,

£40.00
Buy It Now

» View on eBay #sponsored
Red sea reef matt - red, 500

Red sea reef matt - red, 500

£185.00
Buy It Now

» View on eBay #sponsored
Tropical marine aquarium - tropical,

Tropical marine aquarium - tropical,

£156.70
Buy It Now

» View on eBay #sponsored
Bond ha6 marine aquarium - bond,

Bond ha6 marine aquarium - bond,

£39.99
Buy It Now

» View on eBay #sponsored
Red sea nano 75litre - sea,

Red sea nano 75litre - sea,

£363.70
Buy It Now

» View on eBay #sponsored
Instant ocean marine salt - instant,

Instant ocean marine salt - instant,

£269.99
Buy It Now

» View on eBay #sponsored
Nero wavemaker pump - ai,

Nero wavemaker pump - ai,

£130.70
Buy It Now

» View on eBay #sponsored
Reef crystals marine salt 2kg - marine,

Reef crystals marine salt 2kg - marine,

£184.99
Buy It Now

» View on eBay #sponsored
Marine aquarium item bundle - aquarium,

Marine aquarium item bundle - aquarium,

£40.00
Buy It Now

» View on eBay #sponsored
Marine tank return - return, pump

Marine tank return - return, pump

£63.69
Buy It Now

» View on eBay #sponsored
Marine aquarium rock - marine,

Marine aquarium rock - marine,

£280.00
Buy It Now

» View on eBay #sponsored
For jebao scp series cross - jebao,

For jebao scp series cross - jebao,

£310.99
Buy It Now

» View on eBay #sponsored
Tims ammonium chloride - dr,

Tims ammonium chloride - dr,

£10.45
Buy It Now

» View on eBay #sponsored
Atm colony marine nitrifying - atm,

Atm colony marine nitrifying - atm,

£94.99
Buy It Now

» View on eBay #sponsored
Cleair aquatics 365l - 365l, tropical

Cleair aquatics 365l - 365l, tropical

£363.70
Buy It Now

» View on eBay #sponsored
Jumpguard pro diy aquarium - jumpguard,

Jumpguard pro diy aquarium - jumpguard,

£64.99
Buy It Now

» View on eBay #sponsored
Submersible aquarium fish tank - aquarium,

Submersible aquarium fish tank - aquarium,

£7.80
Buy It Now

» View on eBay #sponsored
Marine 135l glass - 135l, rectangle

Marine 135l glass - 135l, rectangle

£239.90
Buy It Now

» View on eBay #sponsored
Salifert test kit marine - salifert,

Salifert test kit marine - salifert,

£9.99
Buy It Now

» View on eBay #sponsored
Tims aquarium cycling - tims,

Tims aquarium cycling - tims,

£28.99
Buy It Now

» View on eBay #sponsored
Marine aquarium nori seaweed - marine,

Marine aquarium nori seaweed - marine,

£3.99
Buy It Now

» View on eBay #sponsored
Manager marine aquarium - marine,

Manager marine aquarium - marine,

£465.70
Buy It Now

» View on eBay #sponsored
100 sheets grade - a, nori

100 sheets grade - a, nori

£6.89
Buy It Now

» View on eBay #sponsored
300l 4ft fish tank - 4ft, aquarium

300l 4ft fish tank - 4ft, aquarium

£699.99
Buy It Now

» View on eBay #sponsored
400l canister filter set - 400l/h,

400l canister filter set - 400l/h,

£34.98
Buy It Now

» View on eBay #sponsored
Variable flow 3500l water - variable,

Variable flow 3500l water - variable,

£62.06
Buy It Now

» View on eBay #sponsored
Hidom aquarium wave maker - hidom,

Hidom aquarium wave maker - hidom,

£14.45
Buy It Now

» View on eBay #sponsored
Marine aquarium wifi wave - aquarium,

Marine aquarium wifi wave - aquarium,

£130.32
Buy It Now

» View on eBay #sponsored
Marine aquarium live rock

Marine aquarium live rock

£15.00
Buy It Now

» View on eBay #sponsored
Cabinet aquarium 4ft tropical - cabinet,

Cabinet aquarium 4ft tropical - cabinet,

£599.99
Buy It Now

» View on eBay #sponsored
Marine aquarium glass - marine,

Marine aquarium glass - marine,

£6.99
Buy It Now

» View on eBay #sponsored
Marine safe aquarium - marine, fish

Marine safe aquarium - marine, fish

£8.00
Buy It Now

» View on eBay #sponsored
Red sea reef matt - 500, marine

Red sea reef matt - 500, marine

£185.00
Buy It Now

» View on eBay #sponsored
Eheim reeflex uvc - reeflex, uv

Eheim reeflex uvc - reeflex, uv

£94.30
Buy It Now

» View on eBay #sponsored
Variable flow 4500l - 4500l/h, water

Variable flow 4500l - 4500l/h, water

£70.38
Buy It Now

» View on eBay #sponsored
Jebao dc650 marine reef - dc650,

Jebao dc650 marine reef - dc650,

£39.95
Buy It Now

» View on eBay #sponsored
Marine aquarium led lights - aquarium,

Marine aquarium led lights - aquarium,

£125.50
Buy It Now

» View on eBay #sponsored
Marine aquarium led - aquarium, lights

Marine aquarium led - aquarium, lights

£125.50
Buy It Now

» View on eBay #sponsored
Hydra 26hd marine - 26hd, aquarium

Hydra 26hd marine - 26hd, aquarium

£140.00
Buy It Now

» View on eBay #sponsored
Neptune systems apex - apex, trident

Neptune systems apex - apex, trident

£465.70
Buy It Now

» View on eBay #sponsored
Coral glue gel - glue, marine

Coral glue gel - glue, marine

£12.93
Buy It Now

» View on eBay #sponsored
Instant ocean marine salt 2kg - ocean,

Instant ocean marine salt 2kg - ocean,

£104.99
Buy It Now

» View on eBay #sponsored
Waterproof digital aquarium - waterproof,

Waterproof digital aquarium - waterproof,

£4.49
Buy It Now

» View on eBay #sponsored
Codium macro algae for marine - macro,

Codium macro algae for marine - macro,

£11.00
Buy It Now

» View on eBay #sponsored
Red sea reef - red, led

Red sea reef - red, led

£175.00
Buy It Now

» View on eBay #sponsored
Red sea reefdose marine - sea,

Red sea reefdose marine - sea,

£208.70
Buy It Now

» View on eBay #sponsored
Red sea reef led - red,

Red sea reef led - red,

£175.00
Buy It Now

» View on eBay #sponsored
Instant ocean aquarium salt - instant,

Instant ocean aquarium salt - instant,

£3.99
Buy It Now

» View on eBay #sponsored
Aquarium fish transport bags - fish,

Aquarium fish transport bags - fish,

£5.99
Buy It Now

» View on eBay #sponsored
Lcd digital thermometer - lcd,

Lcd digital thermometer - lcd,

£2.74
Buy It Now

» View on eBay #sponsored
Iquatics ocean reef pro - iquatics,

Iquatics ocean reef pro - iquatics,

£49.99
Buy It Now

» View on eBay #sponsored
Chaetomorpha macro - (cheato),

Chaetomorpha macro - (cheato),

£8.54
Buy It Now

» View on eBay #sponsored
Fluval sea evo 52l marine - fluval,

Fluval sea evo 52l marine - fluval,

£144.99
Buy It Now

» View on eBay #sponsored
Ocean nutrition marine flakes - ocean,

Ocean nutrition marine flakes - ocean,

£8.99
Buy It Now

» View on eBay #sponsored
Reef octopus vario return - vario-s, 4

Reef octopus vario return - vario-s, 4

£110.00
Buy It Now

» View on eBay #sponsored
Popbloom rl60 wifi marine - rl60,

Popbloom rl60 wifi marine - rl60,

£68.30
Buy It Now

» View on eBay #sponsored
Bubble magus curve - curve, 7

Bubble magus curve - curve, 7

£63.10
Buy It Now

» View on eBay #sponsored
For jebao scp series cross - series,

For jebao scp series cross - series,

£80.00
Buy It Now

» View on eBay #sponsored
Red sea coral pro marine - red,

Red sea coral pro marine - red,

£74.99
Buy It Now

» View on eBay #sponsored
Red sea reef wave marine - sea,

Red sea reef wave marine - sea,

£229.50
Buy It Now

» View on eBay #sponsored
3000l marine aquarium - marine,

3000l marine aquarium - marine,

£12.99
Buy It Now

» View on eBay #sponsored
Full range filter grid - full,

Full range filter grid - full,

£149.99
Buy It Now

» View on eBay #sponsored
Aquaforest reef salt marine - aquaforest,

Aquaforest reef salt marine - aquaforest,

£74.90
Buy It Now

» View on eBay #sponsored
Red sea reef - sea, dc

Red sea reef - sea, dc

£125.50
Buy It Now

» View on eBay #sponsored
Prime light spares only - prime,

Prime light spares only - prime,

£30.00
Buy It Now

» View on eBay #sponsored
Submersible aquarium fish tank - submersible,

Submersible aquarium fish tank - submersible,

£7.96
Buy It Now

» View on eBay #sponsored
Instant ocean marine salt - ocean,

Instant ocean marine salt - ocean,

£279.99
Buy It Now

» View on eBay #sponsored
Blue hypnea macro algae - macro, for

Blue hypnea macro algae - macro, for

£14.00
Buy It Now

» View on eBay #sponsored
Marine aquarium mounting arm - marine,

Marine aquarium mounting arm - marine,

£42.30
Buy It Now

» View on eBay #sponsored
Marine aquarium mounting - aquarium,

Marine aquarium mounting - aquarium,

£42.30
Buy It Now

» View on eBay #sponsored
Red sea magnesium marine - red,

Red sea magnesium marine - red,

£15.00
Buy It Now

» View on eBay #sponsored
Red sea nopox 1000ml - red, marine

Red sea nopox 1000ml - red, marine

£25.00
Buy It Now

» View on eBay #sponsored
Jebao 403 external canister - jebao,

Jebao 403 external canister - jebao,

£52.70
Buy It Now

» View on eBay #sponsored
Tropic marin all for - tropic,

Tropic marin all for - tropic,

£34.45
Buy It Now

» View on eBay #sponsored
Aquarium filter media net - aquarium,

Aquarium filter media net - aquarium,

£2.99
Buy It Now

» View on eBay #sponsored
Eheim thermocontrol heater - thermocontrol,

Eheim thermocontrol heater - thermocontrol,

£29.99
Buy It Now

» View on eBay #sponsored
Aqua forest afr - aqua, 90

Aqua forest afr - aqua, 90

£26.70
Buy It Now

» View on eBay #sponsored
Jebao marine reef - marine,

Jebao marine reef - marine,

£48.99
Buy It Now

» View on eBay #sponsored
Macro algae mystery - mystery, bag

Macro algae mystery - mystery, bag

£16.15
Buy It Now

» View on eBay #sponsored
Marine flake flakes - marine,

Marine flake flakes - marine,

£5.83
Buy It Now

» View on eBay #sponsored
Aquarium cleaner kit vacuum - cleaner,

Aquarium cleaner kit vacuum - cleaner,

£2.94
Buy It Now

» View on eBay #sponsored
Filter floss wool - floss,

Filter floss wool - floss,

£18.99
Buy It Now

» View on eBay #sponsored
Black corrugated - ██, ██corrugated

Black corrugated - ██, ██corrugated

£121.26
Buy It Now

» View on eBay #sponsored
Marine aquarium fish food - marine,

Marine aquarium fish food - marine,

£34.99
Buy It Now

» View on eBay #sponsored
Allpondsolutions wave maker - allpondsolutions,

Allpondsolutions wave maker - allpondsolutions,

£13.99
Buy It Now

» View on eBay #sponsored
4mm air line pond marine - 4mm,

4mm air line pond marine - 4mm,

£1.99
Buy It Now

» View on eBay #sponsored
Hidom aquarium air - hidom,

Hidom aquarium air - hidom,

£9.45
Buy It Now

» View on eBay #sponsored
Popbloom wifi aquarium - popbloom,

Popbloom wifi aquarium - popbloom,

£620.00
Buy It Now

» View on eBay #sponsored
10w marine aquarium - d-d,

10w marine aquarium - d-d,

£78.70
Buy It Now

» View on eBay #sponsored
Polyp lab medic marine - polyp,

Polyp lab medic marine - polyp,

£26.70
Buy It Now

» View on eBay #sponsored
Jebao auto dosing pump - jebao,

Jebao auto dosing pump - jebao,

£89.99
Buy It Now

» View on eBay #sponsored
Bond ha6 aquarium silicone - aquarium,

Bond ha6 aquarium silicone - aquarium,

£64.99
Buy It Now

» View on eBay #sponsored

Looking for more marine aquarium?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from £1.99 · avg £108.14
⚠️ These listings were last updated more than 21 days ago. Search for fresh listings

Browse 96 marine aquarium listings currently in our index. Prices range from £1.99 to £699.99, with an average of £108.14. 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 marine aquarium →

Try this: reef aquarium | fish pond pumps | petrol water pump | fish tank pump | oase aquamax | nissan navara d22 2001 | marine tank wave maker | airchamber | 110v water pump | 15000 pond pump

Shop by budget

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

Everything you need to know about marine aquarium

Whether you are looking for a brand-new or second-hand marine aquarium, 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 £699.99 — giving you a wide budget spread to work with. The average price of £108.14 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.

🔍 marine aquarium Search live on eBay