Marine aquarium
Marine aquarium for sale on Ireland's largest auction and classifieds sites
H2ocean pro dosing pump - pro, - €120.30
Used good condition • Never missed beat • Only dosing heads - Free postage - New and Used
Used good condition • Never missed beat • Only dosing heads - Free postage - New and Used
Deltec 10w uv steriliser - d-d, - €52.70
Used good condition • Bulb • Months - Free postage - New and Used
Used good condition • Bulb • Months - Free postage - New and Used
Red sea reefdose doser pump - sea, - €260.70
Red sea reefdose • Doser pump marine • Aquarium - Free postage - New and Used
Red sea reefdose • Doser pump marine • Aquarium - Free postage - New and Used
Egg crate for aquarium fish - egg, - €2.99
Finest filters egg • Crate supplied convenient • Sized 30cm 15cm - Free postage - New and Used
Finest filters egg • Crate supplied convenient • Sized 30cm 15cm - Free postage - New and Used
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Aqua one aquarium fish tanks - one, - €1139.99
Reefsys setting new • Standards reef aquariums • Quality flexibility affordability - Free postage - New and Used
Reefsys setting new • Standards reef aquariums • Quality flexibility affordability - Free postage - New and Used
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48 listings · from €2.99 · avg €93.72
Browse 48 marine aquarium listings currently in our index. Prices range from €2.99 to €1139.99, with an average of €93.72. 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 →
Allpondsolutions wave maker - allpondsolutions, - €14.99
Allpondsolutions range wavemaker • Powerheads have 360 • Degree rotating mount - Free postage - New and Used
Allpondsolutions range wavemaker • Powerheads have 360 • Degree rotating mount - Free postage - New and Used
London aquatic design - aquatic, ato - €89.99
London aquatic design • Ato container used • But still good - Free postage - New and Used
London aquatic design • Ato container used • But still good - Free postage - New and Used
Instant ocean marine salt - ocean, - €269.99
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Atm colony marine - -, nitrifying - €89.99
Atm colony marine • Nitrifying bacteria available • Aquarium fish blue - Free postage - New and Used
Atm colony marine • Nitrifying bacteria available • Aquarium fish blue - Free postage - New and Used
Tims ammonium chloride - tims, - €9.95
Tims ammonium chloride • Made reagent grade • Materials perfect fishless - Free postage - New and Used
Tims ammonium chloride • Made reagent grade • Materials perfect fishless - Free postage - New and Used
Blue marine reef aquarium - marine, - €8.99
Blue marine reef • Power 3500 multi • Aquariums aquarium air - Free postage - New and Used
Blue marine reef • Power 3500 multi • Aquariums aquarium air - Free postage - New and Used
Fluval sea evo - fluval, - €159.99
Fluval evo aquarium • Set modern rectangular • Glass tank indoor - Free postage - New and Used
Fluval evo aquarium • Set modern rectangular • Glass tank indoor - Free postage - New and Used
Instant ocean marine salt - instant, - €57.95
Instant ocean synthetic • Sea salt 20kg • 10kg such have - Free postage - New and Used
Instant ocean synthetic • Sea salt 20kg • 10kg such have - Free postage - New and Used
Jebao marine reef aquarium - jebao, - €54.99
Feed mode disables • Pump minutes fluval • Cycle aquarium filter - Free postage - New and Used
Feed mode disables • Pump minutes fluval • Cycle aquarium filter - Free postage - New and Used
Hidom controllable pump - controllable, for - €74.99
Pump has individual • Flow settings allowing • Rate achieved your - Free postage - New and Used
Pump has individual • Flow settings allowing • Rate achieved your - Free postage - New and Used
Seachem prime water - prime, - €14.99
Contains binder which • Renders ammonia nitrite • Nitrate non toxic - Free postage - New and Used
Contains binder which • Renders ammonia nitrite • Nitrate non toxic - Free postage - New and Used
Uniheat heat packs - uniheat, - €11.15
Uni heat packs • These have manufactured • Date but doesn - Free postage - New and Used
Uni heat packs • These have manufactured • Date but doesn - Free postage - New and Used
Ha6 sealant silicone - silicone, rtv - €21.25
High quality non • Automotive silicone sealant • Apply using standard - Free postage - New and Used
High quality non • Automotive silicone sealant • Apply using standard - Free postage - New and Used
Marine aquarium nori - marine, - €3.49
Perfect tangs other • Marine fish inverts • Made from 100 - Free postage - New and Used
Perfect tangs other • Marine fish inverts • Made from 100 - Free postage - New and Used
Aquarium fish transport - aquarium, - €4.99
Strong clear polythene • Bags are puncture • Proof safe your - Free postage - New and Used
Strong clear polythene • Bags are puncture • Proof safe your - Free postage - New and Used
Marine aquarium aquaroche - aquarium, - €62.06
Aquarium tank rocks • Aquaroche two pieces • Length hight depth - Free postage - New and Used
Aquarium tank rocks • Aquaroche two pieces • Length hight depth - Free postage - New and Used
140cm aquarium light rgb - aquarium, - €32.49
Rgb effect modes • Natural light programs • Woino rgbw led - Free postage - New and Used
Rgb effect modes • Natural light programs • Woino rgbw led - Free postage - New and Used
120cm aquarium light - uk, - €35.99
Woino full spectrum • Color led aquarium • Lighting brightness levels - Free postage - New and Used
Woino full spectrum • Color led aquarium • Lighting brightness levels - Free postage - New and Used
Clarisea fine fleece - fine, xl - €109.95
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Such have huge • Wealth experience online • Trading present list - Free postage - New and Used
Premium egg crate heavy - premium, - €3.69
This common coral • Tables frag racks • Etc finest filters - Free postage - New and Used
This common coral • Tables frag racks • Etc finest filters - Free postage - New and Used
Tropic marin all - all, reef - €22.99
Comprehensive mineral solution • Supplies calcium magnesium • Strontium carbonate hardness - Free postage - New and Used
Comprehensive mineral solution • Supplies calcium magnesium • Strontium carbonate hardness - Free postage - New and Used
Marine aquarium aquaroche - marine, - €73.50
Rocks aquaroch pictures • Collection only - Free postage - New and Used
Rocks aquaroch pictures • Collection only - Free postage - New and Used
Reef factory smart - smart, tester - €177.50
Reef factory smart • Tester reliable accurate • Test kit specifically - Free postage - New and Used
Reef factory smart • Tester reliable accurate • Test kit specifically - Free postage - New and Used
Aquarium fish tank - 2, - €42.30
Vecton 200 aquarium • Steriliser high performance • Efficient device maintain - Free postage - New and Used
Vecton 200 aquarium • Steriliser high performance • Efficient device maintain - Free postage - New and Used
Two maxspect bio sphere - two, - €15.00
- Free postage - New and Used
- Free postage - New and Used
Jebao wave maker - wave, - €99.99
Reef hidom aquarium • Wave maker wavemaker • Pompa acqua per - Free postage - New and Used
Reef hidom aquarium • Wave maker wavemaker • Pompa acqua per - Free postage - New and Used
Ocean rock marine - rock, reef - €34.99
Malawi tanganyika lake • Victoria all our • Rocks arecarefully hand - Free postage - New and Used
Malawi tanganyika lake • Victoria all our • Rocks arecarefully hand - Free postage - New and Used
Reefculture marine pure - reefculture, - €48.34
Marinepure spheres quarts • Gallon such have • Huge wealth experience - Free postage - New and Used
Marinepure spheres quarts • Gallon such have • Huge wealth experience - Free postage - New and Used
Reef octopus acrylic marine - octopus, - €99.50
Reef octopus rs80 • Pvc 5mm walled • Sump dimensions inches - Free postage - New and Used
Reef octopus rs80 • Pvc 5mm walled • Sump dimensions inches - Free postage - New and Used
Tunze 9001 doc - 9001, - €73.50
This brand new • Never used comes • All accessories unfortunately - Free postage - New and Used
This brand new • Never used comes • All accessories unfortunately - Free postage - New and Used
Hidom aquarium air pump fish - air, - €8.45
Hidom air pump • Series oxygenate your • Aquarium efficiently quietly - Free postage - New and Used
Hidom air pump • Series oxygenate your • Aquarium efficiently quietly - Free postage - New and Used
Instant ocean marine salt - ocean, - €279.99
Instant ocean • 20kg boxes 2kg • Salt dechlorinated water - Free postage - New and Used
Instant ocean • 20kg boxes 2kg • Salt dechlorinated water - Free postage - New and Used
Seachem metroplex 0 - metroplex, 0.2 - €12.90
Seachem metroplex gentle • Effective treatment several • Diseases fish does - Free postage - New and Used
Seachem metroplex gentle • Effective treatment several • Diseases fish does - Free postage - New and Used
Seachem reef iodide marine - iodide, - €12.49
This results from • Utilization chemical depletion • Therefore amount frequency - Free postage - New and Used
This results from • Utilization chemical depletion • Therefore amount frequency - Free postage - New and Used
Seachem reef kalkwasser marine - kalkwasser, - €32.99
Reef kalkwasser pure • Calcium hydroxide unsurpassed • Purity solubility characteristics - Free postage - New and Used
Reef kalkwasser pure • Calcium hydroxide unsurpassed • Purity solubility characteristics - Free postage - New and Used
Asterina starfish harlequin - starfish,, - €10.80
Asterina starfish around • 5mm good food • Source harlequin shrimp - Free postage - New and Used
Asterina starfish around • 5mm good food • Source harlequin shrimp - Free postage - New and Used
Iquatics ocean reef pro - iquatics, - €49.99
Why does ocean • Reef pro coral • Salt work because - Free postage - New and Used
Why does ocean • Reef pro coral • Salt work because - Free postage - New and Used
Ocean nutrition formula one - ocean, - €12.99
Main characteristics are • Increased palatability easy • Digestion this food - Free postage - New and Used
Main characteristics are • Increased palatability easy • Digestion this food - Free postage - New and Used
Ha6 marine silicone sealant - marine, - €8.37
Ha6 marine silicone • High modulus sealant • More rigid contains - Free postage - New and Used
Ha6 marine silicone • High modulus sealant • More rigid contains - Free postage - New and Used
Ha6 silicone sealant - sealant, rtv - €9.39
Ha6 silicone premium • Non shrinking marine • Sealant approved conforms - Free postage - New and Used
Ha6 silicone premium • Non shrinking marine • Sealant approved conforms - Free postage - New and Used
Bubble magus mini fluidised - bubble-magus, 70 - €47.99
Bubble magus such • Have huge wealth • Experience online trading - Free postage - New and Used
Bubble magus such • Have huge wealth • Experience online trading - Free postage - New and Used
Envii pond equaliser gh - pond, - €15.95
Envii pond equaliser • Creates ideal water • Properties within few - Free postage - New and Used
Envii pond equaliser • Creates ideal water • Properties within few - Free postage - New and Used
Aquarium fish tank cabinet - fish, - €599.99
This 300 litre • Gallon 4ft white • Fish tank perfect - Free postage - New and Used
This 300 litre • Gallon 4ft white • Fish tank perfect - Free postage - New and Used
Try this: aqua aquarium | angel fish | betta fish | tetratec | juwel rio | external aquarium filter fluval | hexagonal fish tank | wall mounted fish tank | red sea aquarium | tufa rock
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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 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 €2.99, while premium listings can reach €1139.99 — giving you a wide budget spread to work with. The average price of €93.72 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.