For Sale

Salt water fish tank

4

Salt water fish tank for sale on largest auction and classifieds sites

Home / Measurement & Testing Equipment / Salt water fish tank for sale – 96 used, around €16 | For Sale
Aquaforest reef salt marine - reef,

Aquaforest reef salt marine - reef,

€36.90
Buy It Now

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

Fluval sea evo - sea, marine

€144.99
Buy It Now

» View on eBay #sponsored
Display aqua one oakstyle - display,

Display aqua one oakstyle - display,

€689.99
Buy It Now

» View on eBay #sponsored
Seachem prime water - seachem,

Seachem prime water - seachem,

€8.99
Buy It Now

» View on eBay #sponsored
Deltec nfp90 nitrate reactor - nfp90,

Deltec nfp90 nitrate reactor - nfp90,

€208.70
Buy It Now

» View on eBay #sponsored
Fluval sea evo nano saltwater - sea,

Fluval sea evo nano saltwater - sea,

€159.99
Buy It Now

» View on eBay #sponsored
Api aquarium salt - salt, health

Api aquarium salt - salt, health

€9.95
Buy It Now

» View on eBay #sponsored
Api aquarium salt - salt, freshwater

Api aquarium salt - salt, freshwater

€7.94
Buy It Now

» View on eBay #sponsored
Aquavital avho160 hang - hang, on

Aquavital avho160 hang - hang, on

€14.00
Buy It Now

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

Salifert test kit marine - test,

€12.89
Buy It Now

» View on eBay #sponsored
Aquarium sand cleaner fish - sand,

Aquarium sand cleaner fish - sand,

€9.99
Buy It Now

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

Instant ocean synthetic marine - instant,

€54.99
Buy It Now

» View on eBay #sponsored
Led glass aquarium - glass, fish

Led glass aquarium - glass, fish

€49.95
Buy It Now

» View on eBay #sponsored
Fluval aquaplus water - fluval,

Fluval aquaplus water - fluval,

€12.65
Buy It Now

» View on eBay #sponsored
Fluval aquaplus 500ml - aquaplus,

Fluval aquaplus 500ml - aquaplus,

€9.80
Buy It Now

» View on eBay #sponsored
Api stress coat water - stress,

Api stress coat water - stress,

€9.99
Buy It Now

» View on eBay #sponsored
Fluval aquaplus cycle 500ml - aquaplus,

Fluval aquaplus cycle 500ml - aquaplus,

€22.99
Buy It Now

» View on eBay #sponsored
Biorb classic 60l white - classic,

Biorb classic 60l white - classic,

€187.95
Buy It Now

» View on eBay #sponsored
Salifert flatworm exit reef - salifert,

Salifert flatworm exit reef - salifert,

€19.95
Buy It Now

» View on eBay #sponsored
Interpet new treatments water - new,

Interpet new treatments water - new,

€9.45
Buy It Now

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

Internal aquarium fish tank - aquarium,

€16.99
Buy It Now

» View on eBay #sponsored
Salinity refractometer salt - salinity,

Salinity refractometer salt - salinity,

€13.99
Buy It Now

» View on eBay #sponsored
Pack api prevent algae - 2,

Pack api prevent algae - 2,

€9.73
Buy It Now

» View on eBay #sponsored
Seachem prime 50ml - prime, 100ml

Seachem prime 50ml - prime, 100ml

€7.95
Buy It Now

» View on eBay #sponsored
Jbl no3 nitrate - aquarium, test

Jbl no3 nitrate - aquarium, test

€19.99
Buy It Now

» View on eBay #sponsored
Api calcium aquarium salt - api,

Api calcium aquarium salt - api,

€11.65
Buy It Now

» View on eBay #sponsored
Ha6 bond sealant - ha6,

Ha6 bond sealant - ha6,

€7.99
Buy It Now

» View on eBay #sponsored
Biorb classic aquarium acrylic - classic,

Biorb classic aquarium acrylic - classic,

€98.95
Buy It Now

» View on eBay #sponsored
Api ammo lock - api, chlorine

Api ammo lock - api, chlorine

€14.99
Buy It Now

» View on eBay #sponsored
Api stress zyme - api,

Api stress zyme - api,

€18.49
Buy It Now

» View on eBay #sponsored
Display aqua one - ex,

Display aqua one - ex,

€550.00
Buy It Now

» View on eBay #sponsored
Aqua one minireef black - one,

Aqua one minireef black - one,

€349.99
Buy It Now

» View on eBay #sponsored
Fluval sea salt hydrometer - salt,

Fluval sea salt hydrometer - salt,

€9.65
Buy It Now

» View on eBay #sponsored
Ha6 silicone sealant - ha6,

Ha6 silicone sealant - ha6,

€9.39
Buy It Now

» View on eBay #sponsored
Api nitrate test kit tropical - api,

Api nitrate test kit tropical - api,

€12.50
Buy It Now

» View on eBay #sponsored
Tropic marin pro - tropic,

Tropic marin pro - tropic,

€90.45
Buy It Now

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

Instant ocean marine salt - instant,

€18.99
Buy It Now

» View on eBay #sponsored
Api liquid aquarium fish tank - liquid,

Api liquid aquarium fish tank - liquid,

€23.95
Buy It Now

» View on eBay #sponsored
Instant ocean marine salt 360g - ocean,

Instant ocean marine salt 360g - ocean,

€23.95
Buy It Now

» View on eBay #sponsored
Fluval m50 submersible - m50, fish

Fluval m50 submersible - m50, fish

€16.15
Buy It Now

» View on eBay #sponsored
Pondlab salt tester - pondlab,

Pondlab salt tester - pondlab,

€8.65
Buy It Now

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

Reef crystals sea salt marine - crystals,

€2.70
Buy It Now

» View on eBay #sponsored
Funktion freshwater - d-d,

Funktion freshwater - d-d,

€97.99
Buy It Now

» View on eBay #sponsored
Api aquarium water test - api, 5

Api aquarium water test - api, 5

€15.95
Buy It Now

» View on eBay #sponsored
Tmc salifert profi test - tmc,

Tmc salifert profi test - tmc,

€11.69
Buy It Now

» View on eBay #sponsored
Tunze comline doc - comline,

Tunze comline doc - comline,

€149.99
Buy It Now

» View on eBay #sponsored
Mars aqua marine - mars,

Mars aqua marine - mars,

€73.50
Buy It Now

» View on eBay #sponsored
Easy life fluid - fluid, medium

Easy life fluid - fluid, medium

€7.95
Buy It Now

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

Tropic marin all for reef - tropic,

€34.45
Buy It Now

» View on eBay #sponsored
Led glass aquarium - led,

Led glass aquarium - led,

€49.50
Buy It Now

» View on eBay #sponsored
Seachem safe dechlorinator - safe,

Seachem safe dechlorinator - safe,

€23.99
Buy It Now

» View on eBay #sponsored
Api prevent algae aquarium - algae,

Api prevent algae aquarium - algae,

€4.91
Buy It Now

» View on eBay #sponsored
Seachem reef complete marine - reef,

Seachem reef complete marine - reef,

€19.99
Buy It Now

» View on eBay #sponsored
Automatic water top off system - top,

Automatic water top off system - top,

€49.99
Buy It Now

» View on eBay #sponsored
Salifert profi test - kit, range

Salifert profi test - kit, range

€12.95
Buy It Now

» View on eBay #sponsored
Esha aquarium water - esha, treatment

Esha aquarium water - esha, treatment

€9.99
Buy It Now

» View on eBay #sponsored
Api 5in1 aquarium water - api,

Api 5in1 aquarium water - api,

€7.99
Buy It Now

» View on eBay #sponsored
Seachem equilibrium 300g 600g - seachem,

Seachem equilibrium 300g 600g - seachem,

€12.74
Buy It Now

» View on eBay #sponsored
Seachem safe 50g 250g 1kg - safe,

Seachem safe 50g 250g 1kg - safe,

€17.54
Buy It Now

» View on eBay #sponsored
Salinity refractometer kits - salinity,

Salinity refractometer kits - salinity,

€13.39
Buy It Now

» View on eBay #sponsored
Salifert profi test - test, for

Salifert profi test - test, for

€10.25
Buy It Now

» View on eBay #sponsored
Pack api prevent - of,

Pack api prevent - of,

€28.78
Buy It Now

» View on eBay #sponsored
Accurate automatic hydrometer - accurate,

Accurate automatic hydrometer - accurate,

€7.21
Buy It Now

» View on eBay #sponsored
Ha6 silicone sealant - silicone, rtv

Ha6 silicone sealant - silicone, rtv

€7.99
Buy It Now

» View on eBay #sponsored
Api master test kits - test,

Api master test kits - test,

€34.99
Buy It Now

» View on eBay #sponsored
Api prevent algae - api, marine

Api prevent algae - api, marine

€9.79
Buy It Now

» View on eBay #sponsored
Fluval m150 submersible fish - submersible,

Fluval m150 submersible fish - submersible,

€20.99
Buy It Now

» View on eBay #sponsored
Biorb cube 30l aquarium clear - 30l,

Biorb cube 30l aquarium clear - 30l,

€145.95
Buy It Now

» View on eBay #sponsored
Tropical fish turtle tank - tropical,

Tropical fish turtle tank - tropical,

€11.89
Buy It Now

» View on eBay #sponsored
Waterlife buffer 2 8 3 - 6.5,, 7.2,

Waterlife buffer 2 8 3 - 6.5,, 7.2,

€9.99
Buy It Now

» View on eBay #sponsored
Tunze comline streamfilter - tunze,

Tunze comline streamfilter - tunze,

€109.99
Buy It Now

» View on eBay #sponsored
Aquarium systems reef crystals - aquarium,

Aquarium systems reef crystals - aquarium,

€62.99
Buy It Now

» View on eBay #sponsored
Easy life fluid - easy-life, filter

Easy life fluid - easy-life, filter

€16.29
Buy It Now

» View on eBay #sponsored
Seachem malawi victoria buffer - malawi,

Seachem malawi victoria buffer - malawi,

€18.99
Buy It Now

» View on eBay #sponsored
Easy life fluid filter medium - fluid,

Easy life fluid filter medium - fluid,

€59.95
Buy It Now

» View on eBay #sponsored
Mini float valve white - mini,

Mini float valve white - mini,

€4.79
Buy It Now

» View on eBay #sponsored
Seachem equilibrium mineral - equilibrium, re

Seachem equilibrium mineral - equilibrium, re

€17.99
Buy It Now

» View on eBay #sponsored
Aquarium fish tank pump clean - fish,

Aquarium fish tank pump clean - fish,

€1.81
Buy It Now

» View on eBay #sponsored
Tropic marin all - marin, reef

Tropic marin all - marin, reef

€34.99
Buy It Now

» View on eBay #sponsored
Seachem equilibrium mineral - seachem, re

Seachem equilibrium mineral - seachem, re

€16.99
Buy It Now

» View on eBay #sponsored
Aquaforest carbon marine - aquaforest,

Aquaforest carbon marine - aquaforest,

€15.99
Buy It Now

» View on eBay #sponsored
Aquarium fish tank - aquarium, clean

Aquarium fish tank - aquarium, clean

€2.29
Buy It Now

» View on eBay #sponsored
Ocean life reactor salt - o2,

Ocean life reactor salt - o2,

€102.74
Buy It Now

» View on eBay #sponsored
Easy life fluid filter medium - easy-life,

Easy life fluid filter medium - easy-life,

€9.89
Buy It Now

» View on eBay #sponsored
Ha6 silicone sealant - sealant, rtv

Ha6 silicone sealant - sealant, rtv

€8.99
Buy It Now

» View on eBay #sponsored
Api aquarium salt - aquarium,

Api aquarium salt - aquarium,

€8.19
Buy It Now

» View on eBay #sponsored
Aquarium gravel cleaner - gravel, siphon

Aquarium gravel cleaner - gravel, siphon

€9.99
Buy It Now

» View on eBay #sponsored
Interpet aqualibrium first aid - first,

Interpet aqualibrium first aid - first,

€5.80
Buy It Now

» View on eBay #sponsored
Salinity refractometer - salinity,

Salinity refractometer - salinity,

€18.58
Buy It Now

» View on eBay #sponsored
Fluval aquaplus aquarium tap - fluval,

Fluval aquaplus aquarium tap - fluval,

€16.49
Buy It Now

» View on eBay #sponsored
Red sea foundation liquids - foundation,

Red sea foundation liquids - foundation,

€24.99
Buy It Now

» View on eBay #sponsored
Hikari marine 50g - hikari,

Hikari marine 50g - hikari,

€8.25
Buy It Now

» View on eBay #sponsored
Salinity refractometer - 0-10%,

Salinity refractometer - 0-10%,

€13.99
Buy It Now

» View on eBay #sponsored
Aqqa aquarium air pump - aquarium, 2w

Aqqa aquarium air pump - aquarium, 2w

€17.99
Buy It Now

» View on eBay #sponsored
Aquarium test strips - 7,

Aquarium test strips - 7,

€14.04
Buy It Now

» View on eBay #sponsored
Full spectrum aquarium light - full,

Full spectrum aquarium light - full,

€58.99
Buy It Now

» View on eBay #sponsored

Looking for more salt water fish tank?

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

🔍 Search live deals
📊96 listings · from €1.81 · avg €47.95
⚠️ These listings were last updated more than 16 days ago. Search for fresh listings

Browse 96 salt water fish tank listings currently in our index. Prices range from €1.81 to €689.99, with an average of €47.95. 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 salt water fish tank →

Try this: soil moisture meter | soil testing kit | tetra aquarium | stud detector | cable detector | refractometer | refractometer brix | frontosa | tachograph wallet | water hardness test kit

Shop by budget

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

Everything you need to know about salt water fish tank

Whether you are looking for a brand-new or second-hand salt water 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 €1.81, while premium listings can reach €689.99 — giving you a wide budget spread to work with. The average price of €47.95 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.

🔍 salt water fish tank Search live on eBay