For Sale USA

Saltwater aquarium

4

Saltwater aquarium for sale on largest auction and classifieds sites

Home / Fish & Aquariums / Saltwater aquarium refurbished & used for sale | For Sale USA
Gallon beginner saltwater - gallon,

Gallon beginner saltwater - gallon,

$604.99
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300p aquarium protein - aquarium,

300p aquarium protein - aquarium,

$59.00
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Jebao dmp jecod aquarium - dmp-40,

Jebao dmp jecod aquarium - dmp-40,

$169.99
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Red sea reefer - red, xl

Red sea reefer - red, xl

$450.00
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Complete encyclopedia the - encyclopedia, of

Complete encyclopedia the - encyclopedia, of

$11.87
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Saltwater aquarium live - saltwater, rock

Saltwater aquarium live - saltwater, rock

$5.00
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Aquarium protein nano skimmer - nano,

Aquarium protein nano skimmer - nano,

$56.94
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Instant ocean sea salt - ocean,

Instant ocean sea salt - ocean,

$50.00
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100 saltwater nassarius snails - saltwater,

100 saltwater nassarius snails - saltwater,

$28.00
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Saltwater aquarium fish - saltwater,

Saltwater aquarium fish - saltwater,

$39.99
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Mangroves live plant red - live, plant-

Mangroves live plant red - live, plant-

$21.99
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200 nassarius live saltwater - 200,

200 nassarius live saltwater - 200,

$29.00
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Rare live rocks - rocks,

Rare live rocks - rocks,

$90.00
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Jebao dmp jecod aquarium - dmp-65,

Jebao dmp jecod aquarium - dmp-65,

$215.99
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Special laser watt for - laser,

Special laser watt for - laser,

$172.40
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Protein skimmers saltwater - protein,

Protein skimmers saltwater - protein,

$76.99
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Popbloom rl180 wifi saltwater - popbloom,

Popbloom rl180 wifi saltwater - popbloom,

$455.00
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Live neon green star polyp - neon, gsp

Live neon green star polyp - neon, gsp

$20.00
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Instant ocean reef - reef, crystals

Instant ocean reef - reef, crystals

$64.00
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Aquarium live fish shipping - fish,

Aquarium live fish shipping - fish,

$25.00
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Api quick start freshwater and - api,

Api quick start freshwater and - api,

$9.98
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Cfs 700 aquarium canister - cfs,

Cfs 700 aquarium canister - cfs,

$159.95
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Aquarium protein skimmer 79gph - aquarium,

Aquarium protein skimmer 79gph - aquarium,

$45.46
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Reef stacker dry rock - dry,

Reef stacker dry rock - dry,

$179.99
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Coralland gallon saltwater - coralland, 8-gallon

Coralland gallon saltwater - coralland, 8-gallon

$135.79
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Seachem prime 250 - prime, ml

Seachem prime 250 - prime, ml

$13.73
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Green nori seaweed - nori, sheets

Green nori seaweed - nori, sheets

$12.99
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Live asterina starfish - ,

Live asterina starfish - ,

$4.00
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Seachem prime freshwater - prime,

Seachem prime freshwater - prime,

$65.39
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Red sea reefer 350 - red,

Red sea reefer 350 - red,

$450.00
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True purple montipora - true,

True purple montipora - true,

$49.99
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400p aquarium protein - ps-400p,

400p aquarium protein - ps-400p,

$69.00
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Live saltwater periwinkle - 50,

Live saltwater periwinkle - 50,

$30.00
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Viparspectra 1pc 2pcs 165w - viparspectra, 1pc/2pcs

Viparspectra 1pc 2pcs 165w - viparspectra, 1pc/2pcs

$148.68
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Aquarium saltwater marine - ,

Aquarium saltwater marine - ,

$36.00
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Reef led rl90 wifi saltwater - reef,

Reef led rl90 wifi saltwater - reef,

$229.00
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Geo reef cr612 dual - cr612, reactor

Geo reef cr612 dual - cr612, reactor

$225.00
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Aquarium test kit for - in,

Aquarium test kit for - in,

$11.90
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72w led saltwater aquarium - 72w,

72w led saltwater aquarium - 72w,

$196.46
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Dry reef rock - 87.6,

Dry reef rock - 87.6,

$160.00
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Coralife deep six aquarium - coralife,

Coralife deep six aquarium - coralife,

$15.60
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Popbloom rl60 led reef - led,

Popbloom rl60 led reef - led,

$79.20
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Super rare live rocks - live,

Super rare live rocks - live,

$289.00
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Mini protein skimmer quiet - mini,

Mini protein skimmer quiet - mini,

$70.85
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Dragon envy favia live - dragon's,

Dragon envy favia live - dragon's,

$39.99
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Reef octopus marine - octopus, aquarium

Reef octopus marine - octopus, aquarium

$145.00
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Live bristle starfish clean - live,

Live bristle starfish clean - live,

$12.00
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Uimoso protein skimmer for - protein,

Uimoso protein skimmer for - protein,

$263.99
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Pithos crab live - -, marine

Pithos crab live - -, marine

$16.99
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Aquarium protein skimmer for - aquarium,

Aquarium protein skimmer for - aquarium,

$42.96
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Nassarius and live - nassarius,

Nassarius and live - nassarius,

$28.00
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Derasa clam tridacna - clam,

Derasa clam tridacna - clam,

$89.99
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Orange montipora live - orange,

Orange montipora live - orange,

$74.99
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Coralife biocube gallon - 32,

Coralife biocube gallon - 32,

$449.00
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Fluval bio foam ac30 - fluval, power

Fluval bio foam ac30 - fluval, power

$10.99
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Periwinkle 50 nassarius - +,

Periwinkle 50 nassarius - +,

$29.00
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Auto top off - auto,

Auto top off - auto,

$41.06
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Fluval underwater filter - u4,

Fluval underwater filter - u4,

$99.99
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Auto top off saltwater - off,

Auto top off saltwater - off,

$53.09
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Hygger marine led aquarium - hygger,

Hygger marine led aquarium - hygger,

$28.99
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Mangroves live plant red - 10, plant-

Mangroves live plant red - 10, plant-

$32.99
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Aquarium surface skimmer - aquarium,

Aquarium surface skimmer - aquarium,

$47.59
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1000 nassarius live - 1000, saltwater

1000 nassarius live - 1000, saltwater

$50.00
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Frag station hub reef plug - hub,

Frag station hub reef plug - hub,

$22.99
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Lbs live rock - rock, marine

Lbs live rock - rock, marine

$56.99
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2000 nassarius saltwater - 2000,

2000 nassarius saltwater - 2000,

$75.00
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100pcs 8in1 aquarium - 100pcs,

100pcs 8in1 aquarium - 100pcs,

$19.69
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Custom hand made nsa marco - custom,

Custom hand made nsa marco - custom,

$400.00
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Pack ocellaris clownfish - 2-pack,

Pack ocellaris clownfish - 2-pack,

$39.99
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Gallon long aio aquarium - 20,

Gallon long aio aquarium - 20,

$164.99
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Arc firework clove polyps - 🌸,

Arc firework clove polyps - 🌸,

$29.99
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Jebao channel auto - jebao, dp-2

Jebao channel auto - jebao, dp-2

$53.99
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72w led saltwater aquarium - saltwater,

72w led saltwater aquarium - saltwater,

$149.82
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Diamond watchman goby live - watchman,

Diamond watchman goby live - watchman,

$54.99
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Green nori seaweed 200 sheets - 200,

Green nori seaweed 200 sheets - 200,

$31.99
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Biohome marine media - marine, for

Biohome marine media - marine, for

$135.00
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Biome booster glr - biome,

Biome booster glr - biome,

$19.99
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Niger triggerfish live - niger,

Niger triggerfish live - niger,

$124.99
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Convict tang live saltwater - live,

Convict tang live saltwater - live,

$59.99
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Popbloom rl60 60w marine led - 60w,

Popbloom rl60 60w marine led - 60w,

$89.00
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Hygger lite wave maker - hygger,

Hygger lite wave maker - hygger,

$37.99
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Self cleaning fish tank - fish,

Self cleaning fish tank - fish,

$69.54
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250 nassarius live saltwater - 250,

250 nassarius live saltwater - 250,

$29.00
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Saltwater marine plant - saltwater,

Saltwater marine plant - saltwater,

$18.00
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Blue hippo tang - blue,

Blue hippo tang - blue,

$79.99
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Rainbow bubble tip - rainbow, anemone

Rainbow bubble tip - rainbow, anemone

$62.49
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Auto top off system saltwater - top,

Auto top off system saltwater - top,

$53.21
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Auto top off - top,

Auto top off - top,

$43.96
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Hermit crab shells - 20,

Hermit crab shells - 20,

$9.99
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Used popbloom rl60 led reef - popbloom,

Used popbloom rl60 led reef - popbloom,

$258.00
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Fluval m200 a784 200w - fluval,

Fluval m200 a784 200w - fluval,

$26.99
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Tom pet products aqua - aqua, lifter

Tom pet products aqua - aqua, lifter

$18.95
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Wave maker 2pcs 480gph - 2pcs,

Wave maker 2pcs 480gph - 2pcs,

$18.99
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Auto top off - off, for

Auto top off - off, for

$59.12
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Pack filter media kit - 46-pack,

Pack filter media kit - 46-pack,

$85.57
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Maxspect l165 app - mj-l165,

Maxspect l165 app - mj-l165,

$140.00
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📊96 listings · from $4 · avg $98.25
⚠️ These listings were last updated more than 13 days ago. Search for fresh listings

Browse 96 saltwater aquarium listings currently in our index. Prices range from $4 to $604.99, with an average of $98.25. 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 →

Try this: zoanthids | acrylic fish tank | female guppies | freshwater fish | mp10 vortech | rimless aquarium | biorb 105 | metaframe tank | 40 gallon aquarium | corner aquarium

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Everything you need to know about saltwater aquarium

Whether you are looking for a brand-new or second-hand saltwater 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 $4, while premium listings can reach $604.99 — giving you a wide budget spread to work with. The average price of $98.25 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.

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