Live marine fish
Live marine fish for sale on Ireland's largest auction and classifieds sites
Marine aquarium live rock - £15.00
Marine aquarium live • Rock rubble various • Sizes but mainly - Free postage - New and Used
Marine aquarium live • Rock rubble various • Sizes but mainly - Free postage - New and Used
Caribsea ocean direct - caribsea, natural - £46.95
Live sand • Biologically active aquarium • Substrate that stands - Free postage - New and Used
Live sand • Biologically active aquarium • Substrate that stands - Free postage - New and Used
Caulerpa prolifera live - prolifera,, - £19.99
Caulerpa prolifera runner • Five blades algae • Will turn looking - Free postage - New and Used
Caulerpa prolifera runner • Five blades algae • Will turn looking - Free postage - New and Used
Red ogo gracilaria parvispora - red, - £7.75
Red ogo gracilaria • Parvispora macroalgae live • Aquarium plant specifically - Free postage - New and Used
Red ogo gracilaria • Parvispora macroalgae live • Aquarium plant specifically - Free postage - New and Used
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Live phytoplankton plants - live, - £12.99
- Free postage - New and Used
- Free postage - New and Used
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48 listings · from £1.5 · avg £25.06
⚠️ These listings were last updated more than 17 days ago.
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Browse 48 live marine fish listings currently in our index. Prices range from £1.5 to £143.99, with an average of £25.06. 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 live marine fish →
Caribsea life rock box - caribsea, - £143.99
Amazing new product • From caribsea eco • Rock real reef - Free postage - New and Used
Amazing new product • From caribsea eco • Rock real reef - Free postage - New and Used
Tidal creatures ultimate - creatures, - £10.79
Bloom live phytoplankton • 500ml 20g coral • Feast tidal creatures - Free postage - New and Used
Bloom live phytoplankton • 500ml 20g coral • Feast tidal creatures - Free postage - New and Used
Litre nannochloropsis - 1, - £7.49
While this ideal • Live phytoplankton expecting • Truly active beneficial - Free postage - New and Used
While this ideal • Live phytoplankton expecting • Truly active beneficial - Free postage - New and Used
Live dry marine rock large - marine, - £23.58
Stunning piece dry • Plating marine rock • Had our previous - Free postage - New and Used
Stunning piece dry • Plating marine rock • Had our previous - Free postage - New and Used
Lr2 unique piece multi tonga - lr2, - £10.80
Unique piece multi • Tonga branch dry • Live rock all - Free postage - New and Used
Unique piece multi • Tonga branch dry • Live rock all - Free postage - New and Used
Caribsea aragalive fiji - caribsea, - £24.20
Caribsea aragalive fiji • Pink sand • Creates natural biological - Free postage - New and Used
Caribsea aragalive fiji • Pink sand • Creates natural biological - Free postage - New and Used
500ml live spirulina - -, - £8.99
Spirulina widely used • Nutrient rich food • Source rotifers copepods - Free postage - New and Used
Spirulina widely used • Nutrient rich food • Source rotifers copepods - Free postage - New and Used
Marine aquarium live rock - kg, - £20.00
Marine aquarium live • Rock dry product • Sourced from united - Free postage - New and Used
Marine aquarium live • Rock dry product • Sourced from united - Free postage - New and Used
Nannochloropsis oculata 1ltr - oculata, - £14.75
Ideal forlarval fish • Rearing aquaculture systems • Premium live phytoplankton - Free postage - New and Used
Ideal forlarval fish • Rearing aquaculture systems • Premium live phytoplankton - Free postage - New and Used
Live spirulina platensis - live, - £4.50
Feed directly your • Fish maximum health • Colour perfect tropical - Free postage - New and Used
Feed directly your • Fish maximum health • Colour perfect tropical - Free postage - New and Used
Litre live phyto - litre, - £12.49
While this ideal • Live phytoplankton tetraselmis • Why works expecting - Free postage - New and Used
While this ideal • Live phytoplankton tetraselmis • Why works expecting - Free postage - New and Used
Natures ocean live aragonite - live, - £39.99
Live aragonite sand • Aquariums benefits nature • Ocean bio activ - Free postage - New and Used
Live aragonite sand • Aquariums benefits nature • Ocean bio activ - Free postage - New and Used
Marine phytoplankton species - phytoplankton, - £6.51
Concentrated live phytoplankton • Cultured sterilised saltwater • Salinity 1.025 keep - Free postage - New and Used
Concentrated live phytoplankton • Cultured sterilised saltwater • Salinity 1.025 keep - Free postage - New and Used
Marine safe mushroom - 3d, coral - £9.99
Frag cage basket • Marine safe mushroom • Protect your live - Free postage - New and Used
Frag cage basket • Marine safe mushroom • Protect your live - Free postage - New and Used
Aquarium reef coral corner - coral, - £5.45
- Free postage - New and Used
- Free postage - New and Used
Live dry marine rock - live, large - £35.00
Stunning piece dry • Plating marine rock • Had our previous - Free postage - New and Used
Stunning piece dry • Plating marine rock • Had our previous - Free postage - New and Used
Tb10 dry live rock - dry, tower - £70.00
Dry live rock • Tower total weight • Approximately 12.7kg marine - Free postage - New and Used
Dry live rock • Tower total weight • Approximately 12.7kg marine - Free postage - New and Used
400ml live marine - 400ml, - £6.49
About phytoplankton has • Been cultured grown • Using high nutrient - Free postage - New and Used
About phytoplankton has • Been cultured grown • Using high nutrient - Free postage - New and Used
Natures ocean bio activ live - ocean, - £39.99
Bio activ live • Aragonite reef sand • Application use minimum - Free postage - New and Used
Bio activ live • Aragonite reef sand • Application use minimum - Free postage - New and Used
Marine phyto plankton - marine, - £16.13
Live phyto plankton • Tetraselmis cultured sterilised • Saltwater salinity 1.025 - Free postage - New and Used
Live phyto plankton • Tetraselmis cultured sterilised • Saltwater salinity 1.025 - Free postage - New and Used
Marine phytoplankton - marine, - £16.13
Check culture batch • Our lab research • Grade microscope make - Free postage - New and Used
Check culture batch • Our lab research • Grade microscope make - Free postage - New and Used
Live marine nannochloropsis - live, - £6.99
This premium phytoplankton • Cultured using sterilised • Natural seawater sourced - Free postage - New and Used
This premium phytoplankton • Cultured using sterilised • Natural seawater sourced - Free postage - New and Used
Coral frag plugs marine reef - coral, - £39.99
Plugs are made • High quality course • Totally reef safe - Free postage - New and Used
Plugs are made • High quality course • Totally reef safe - Free postage - New and Used
Sump rubble marine reef - sump, - £6.52
Fed paying outrageous • Reef rock prices • Selling sump rubble - Free postage - New and Used
Fed paying outrageous • Reef rock prices • Selling sump rubble - Free postage - New and Used
Marine phyto plankton - marine, - £9.71
Concentrated live phyto • Plankton tetraselmis cultured • Sterilised saltwater salinity - Free postage - New and Used
Concentrated live phyto • Plankton tetraselmis cultured • Sterilised saltwater salinity - Free postage - New and Used
Litre dense live - litre, - £9.99
While this ideal • Live phytoplankton expecting • Truly active beneficial - Free postage - New and Used
While this ideal • Live phytoplankton expecting • Truly active beneficial - Free postage - New and Used
Coral garden live - coral, - £13.50
Live phytoplankton plays • Vital role reef • Systems feeding copepods - Free postage - New and Used
Live phytoplankton plays • Vital role reef • Systems feeding copepods - Free postage - New and Used
Tb7 stunning 6kg dry - stunning, - £78.70
Live rock • Unique shaped6kg dry • Tower marine saltwater - Free postage - New and Used
Live rock • Unique shaped6kg dry • Tower marine saltwater - Free postage - New and Used
Tb3 real reef dry live - real, - £25.00
Real reef dry • Live rock branches • Combined weight approximately - Free postage - New and Used
Real reef dry • Live rock branches • Combined weight approximately - Free postage - New and Used
Live bacteria tropical - live, - £6.99
Preparation containing selected • Active live strains • Cultures bacteria which - Free postage - New and Used
Preparation containing selected • Active live strains • Cultures bacteria which - Free postage - New and Used
Caribsea life rock shapes - life, - £143.50
Fantastic shapes incredible • Colors well check • Out new liferock - Free postage - New and Used
Fantastic shapes incredible • Colors well check • Out new liferock - Free postage - New and Used
Tb9 unique shaped 4kg - 4kg, live - £42.30
Unique shaped 4kg • Dry live rock • Marine saltwater aquarium - Free postage - New and Used
Unique shaped 4kg • Dry live rock • Marine saltwater aquarium - Free postage - New and Used
Blue life usa - blue, flux - £22.99
- Free postage - New and Used
- Free postage - New and Used
Live marine phytoplankton - phytoplankton, 2l - £19.49
Live marine phytoplankton • Nannochloropsis litres premium • Culture ideal reef - Free postage - New and Used
Live marine phytoplankton • Nannochloropsis litres premium • Culture ideal reef - Free postage - New and Used
250ml live spirulina culture - 250ml, - £4.99
250ml spirulina platensis • Fresh microalgae culture • Ideal feeding live - Free postage - New and Used
250ml spirulina platensis • Fresh microalgae culture • Ideal feeding live - Free postage - New and Used
Blue life usa aiptasia - blue, - £14.95
Aiptasia simple effective • Rapid solution treating • Majano anemones this - Free postage - New and Used
Aiptasia simple effective • Rapid solution treating • Majano anemones this - Free postage - New and Used
Blue life usa aiptasia like - aiptasia, - £14.99
Aiptasia simple effective • Rapid solution treating • Majano anemones this - Free postage - New and Used
Aiptasia simple effective • Rapid solution treating • Majano anemones this - Free postage - New and Used
Marco rock coral line - rock, - £22.99
Marco coralline rock • Totally natural calcium • That now supplied - Free postage - New and Used
Marco coralline rock • Totally natural calcium • That now supplied - Free postage - New and Used
Fish barbuda 1987 - fish, - £1.50
- Free postage - New and Used
- Free postage - New and Used
Caribsea arag alive - arag-alive, bahamas - £37.70
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
Live dry marine rock - marine, large - £35.00
Stunning piece dry • Plating marine rock • Had our previous - Free postage - New and Used
Stunning piece dry • Plating marine rock • Had our previous - Free postage - New and Used
1ltr live spirulina culture - 1ltr, - £12.49
This 1ltr culture • Ofspirulina platensis excellent • Microalgae species widely - Free postage - New and Used
This 1ltr culture • Ofspirulina platensis excellent • Microalgae species widely - Free postage - New and Used
Diver guide british sea - guide, to - £2.49
Diver guide british • Sea fishes waterproof • Isles perfect divers - Free postage - New and Used
Diver guide british • Sea fishes waterproof • Isles perfect divers - Free postage - New and Used
Try this: fish tank castle | coral reef | aquarium stones | marine zoas | fish tank starter kit | arcadia aquarium lighting | fish tank hood | refugium | tunze | fish tank unit
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Everything you need to know about live marine fish
Whether you are looking for a brand-new or second-hand live marine fish, 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 £1.5, while premium listings can reach £143.99 — giving you a wide budget spread to work with. The average price of £25.06 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.