Saltwater aquarium tanks
Saltwater aquarium tanks for sale on Ireland's largest auction and classifieds sites
Budget picks — under £15
Salt water marine • Aquariums green indicators • Temperature specific most - Free postage - New and Used
Genuine oase biorb • Add character your • Seahorse set complete - Free postage - New and Used
Hikari marine daily • Pellet diet smaller • Fish formulated high - Free postage - New and Used
Oase biorb topiary • Balls are selection • That can added - Free postage - New and Used
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Ha6 silicone premium • Non shrinking marine • Sealant approved conforms - Free postage - New and Used
Browse 48 saltwater aquarium tanks listings currently in our index. Prices range from £6.99 to £389.95, with an average of £50.04. 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 saltwater aquarium tanks →
Aquarium coral decoration • Suit all terrariums • Aquariums freshwater saltwater - Free postage - New and Used
This premium grade • Carbon granular micro • Pellet form allowing - Free postage - New and Used
Waterlife 8.3 buffer • 230g ensure your • Aquarium water stays - Free postage - New and Used
Salifert profi test • Kit provides precise • Monitoring levels marine - Free postage - New and Used
Attaching bubble pointer • May cause incorrect • Reading based scale - Free postage - New and Used
Features this mini • Led clip light • Fish tanks must - Free postage - New and Used
Oase biorb sea • Fan aquarium plants • Fans are great - Free postage - New and Used
Api test kits • Convenient easy testing • Use set simply - Free postage - New and Used
Biorb amazonas root • Sculpture inspired twisted • Gnarled roots aged - Free postage - New and Used
Water 0.5 ppt • Usual salinity selected • Aqueous solutions division - Free postage - New and Used
Salinity proportion 1.000 • 1.070sg - Free postage - New and Used
Mid-range — £16 to £35
Carbon aquaforest reef • Mineral salt maintain • Constant level coral - Free postage - New and Used
Salinity proportion 1.000 • 1.070sg - Free postage - New and Used
Reef complete 100 • Soluble wary products • That are market - Free postage - New and Used
Oase biorb aquarium • Decorative coral ball • Set colourful collection - Free postage - New and Used
Internal aquarium filter • Suitable fresh salt • Tanks litres this - Free postage - New and Used
Ammonia released into • Aquarium forms uneaten • Food decaying organic - Free postage - New and Used
Add directly aquarium • Minerals amino acids • Vital fish - Free postage - New and Used
Use freshwater saltwater • Aquariums watt heater • Gallons durable mirrored - Free postage - New and Used
Use freshwater saltwater • Aquariums durable mirrored • Finish seamlessly blends - Free postage - New and Used
Natural mode aquarium • Light has lighting • Pattern that can - Free postage - New and Used
Transform your aquarium • Into thriving ecosystem • Our compact internal - Free postage - New and Used
Fit easily over • Centre bubble tube • Biorb litre tank - Free postage - New and Used
All sizes • Fits most biorb • Aquariums see specifications - Free postage - New and Used
Exotic saltwater aquarium • Blu ray 2007 • Transform your into - Free postage - New and Used
Aquarium water testing • Couldn easier nitrite • Nitrate carbonate general - Free postage - New and Used
Test kit salifert • Ammonia nh3 nh4 • Profi - Free postage - New and Used
Premium — over £35
Test kit salifert • Carbonate hardness alk • Very straightforward does - Free postage - New and Used
- Free postage - New and Used
Biorb decor set • 15l flower garden • New 2017 complete - Free postage - New and Used
Two roller silent • Fan has lower • Than 44.7db noise - Free postage - New and Used
This premium grade • Carbon granular micro • Pellet form allowing - Free postage - New and Used
Test kit salifert • Carbonate hardness alk • Set including - Free postage - New and Used
Mcr led system • New way adding • Extra colour your - Free postage - New and Used
Seachem reef complete • Use capful per • Gallons twice week - Free postage - New and Used
Aqua one stripglo • Marine led lighting • Range features aesthetic - Free postage - New and Used
Biorb classic • Complete all one • Aquariums can easily - Free postage - New and Used
Tmc vecton 400 • Steriliser suitable aquariums • Litres gallons new - Free postage - New and Used
Whether seen not • Algae removal needs • Regular weekly maintenance - Free postage - New and Used
Sensitive reef biotopes • Stone corals 150 • Litres gal compact - Free postage - New and Used
Fluval evo aquarium • Set modern rectangular • Glass tank indoor - Free postage - New and Used
Led aquarium light • Specification model hya05 • 55x3w draw power - Free postage - New and Used
Eheim aquastar marine • Aquarium ideal saltwater • Made from high - Free postage - New and Used
Try this: oxygen diving tank | 20l fish tank | 3 foot aquarium | 3ft fish tank stand | 3ft tank | 4 foot aquarium | 4ft fish tank | 4ft fish tank stand | 50 litre fish tank | 5ft tank
🔥 Best eBay deals on saltwater aquarium tanks
See all listings on eBay →These 48 listings for saltwater aquarium tanks are the lowest-priced items currently in our index. Prices are sorted ascending so you can quickly gauge the market before going further.
MARINE AQUARIUM GLASS
Salt water marine • Aquariums green indicators • Temperature specific most
£7
OASE BIORB 3 PACK SEAHORSE
Genuine oase biorb • Add character your • Seahorse set complete
£7
Hikari Marine S 50g Sinking
Hikari marine daily • Pellet diet smaller • Fish formulated high
£8
Everything you need to know about saltwater aquarium tanks
Whether you are looking for a brand-new or second-hand saltwater aquarium 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 £6.99, while premium listings can reach £389.95 — giving you a wide budget spread to work with. The average price of £50.04 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.