Saltwater Aquarium Supplies

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Spectrastone Swift Creek Premium Aquarium Gravel, 5-lb bag

Rated 4.7 out of 5 stars
6
$9.83 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

OASE Indoor Aquatics Biostyle 20 Fish Filter, White

Rated 3.5 out of 5 stars
2
$38.53 Chewy Price
$42.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Cascade Canistar Hang-On Aquarium Filter, Large, Black

Rated 3.7 out of 5 stars
3
$83.99 Chewy Price
$92.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Tetra Glass Aquarium, 5.5-gal

Rated 5 out of 5 stars
2
$49.99 Chewy Price
($9.09/gl) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Fluval Sea Calcium Aquarium Water Conditioner, 8-oz bottle

Rated 4.8 out of 5 stars
4
$8.50 Chewy Price
($1.07/oz) Price per Unit
$9.87 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pro Clear Aquatic Systems Redflex 4 In 1 Sump 100, Red & White, 16 x 16 x 16-in

$460.99 Chewy Price
$530.02 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Cascade Aquarium Bio-Sponge 1200 & 1500 Filter, Medium

Rated 4.6 out of 5 stars
13
$11.19 Chewy Price
$15.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Aquael Ultramax 1500 External Water Filter

Rated 3.5 out of 5 stars
4
$233.99 Chewy Price
$267.49 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Aquaillumination Blade Smart Coral Glow LED Strip, Black, 21-in

$299.99 Chewy Price
$359.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Jaws Resin Bundle Aquarium Decoration Set, 2-pack

Rated 5 out of 5 stars
3
$28.19 Chewy Price
$49.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Eheim 2026/2028 Universal Fish Aquarium Pump Impeller

Rated 5 out of 5 stars
1
$44.99 Chewy Price
$62.37 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Vepotek Double-Sided Fish Aquarium Background, Deep Sea & Water Plants, Small

Rated 4.3 out of 5 stars
4
$20.49 Chewy Price
$23.56 List Price
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 12 and Apr 16

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Dr. Tim's Aquatics Marine Fish Food Starter Kit, 6.4-oz jar

$34.69 Chewy Price
($5.43/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Spectrastone Nutmeg Premium Aquarium Gravel, 5-lb bag

Rated 4.7 out of 5 stars
3
$7.99 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

ASF SeaTest NH3 Ammonia-Ammonium Fish Aquarium Water Test Kit, 40 count

Rated 1 out of 5 stars
1
$19.99 Chewy Price
($0.50/ea) Price per Unit
$23.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Ecoscape Nano Mix A Marine Aquarium Rocks

$187.49 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Underwater Treasures Shipwreck Schooner Fish Ornament

Rated 3 out of 5 stars
2
$178.41 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

New

TMC Kreisel Plastic Jellyfish Aquarium, 4-gal

$254.99 Chewy Price
($63.75/gl) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Underwater Treasures Guppy Breeder

Rated 4 out of 5 stars
10
$14.26 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pro Clear Aquatic Systems Premier Wet Dry Sump 125, Clear, 24 x 10 x 18-in

Rated 5 out of 5 stars
1
$341.99 Chewy Price
$393.40 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

JBJ Aquarium 10W Tablet Lyra LED Aquarium Light

Rated 5 out of 5 stars
1
$89.99 Chewy Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 17

Aqueon Freshwater & Saltwater Circulation Aquarium Pump, 950 GPH

Rated 4 out of 5 stars
96
$49.95 Chewy Price
$59.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

GloFish Multi-Color LED Aquarium Light Stick, 5-gal, 6-in

Rated 3 out of 5 stars
2
$25.97 Chewy Price
$37.39 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Aquarium LED Display Heater, 300W

Rated 2.4 out of 5 stars
5
$58.99 Chewy Price
$64.99 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 12 and Apr 15

Underwater Treasures Seapora Rite-Fit B 110B/125B/150B Power Aquarium Filter Cartridges, 3 coun...

$7.99 Chewy Price
($2.67/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Glow Fish Plant, X-Small, Green

Rated 4 out of 5 stars
4
$15.99 Chewy Price
$16.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Penn-Plax Officially Licensed Barbie Mermaid Aquarium Decoration Barbie & Friend Kit Fish Ornam...

Rated 1.5 out of 5 stars
2
$19.99 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Eheim 2273/2274 Fish Aquarium Canister

$118.39 Chewy Price
$130.23 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Coralife DC-Controlled Square 300G Fish Protein Skimmer

Rated 4.3 out of 5 stars
6
$329.95 Chewy Price
$749.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Driftwood Garden Super Aquarium Decor

Rated 3.5 out of 5 stars
11
$101.28 Chewy Price
$142.99 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 12 and Apr 15

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Tetra Whisper Bio-Bags Small Filter Cartridge, 2 count

Rated 4.6 out of 5 stars
107
$3.77 Chewy Price
($1.89/ea) Price per Unit
$4.69 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

OASE Indoor Aquatics Biostyle 30 Fish Filter, Dark Blue

Rated 5 out of 5 stars
1
$43.46 Chewy Price
$44.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Fritz RPM Elements Magnesium Aquarium Water Treatment, 1-gal bottle

Rated 5 out of 5 stars
5
$39.99 Chewy Price
($39.99/gl) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

NorthFin Kelp Flake Formula Fish Food, 350-g jar

Rated 4 out of 5 stars
4
$32.99 Chewy Price
($0.10/g) Price per Unit
$37.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

AquaReady Complete RO System Filter

$159.99 Chewy Price
$191.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Penn-Plax Nickelodeon Baby Shark Family Aquarium Decoration, Small

Rated 4.5 out of 5 stars
2
$27.93 Chewy Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Category

Food

Aquariums & Tanks

Substrate

Filters & Media

Decor

Water Treatment

Tank Cleaner

Pumps & Airstones

Heaters & Thermometers

Lighting

Water Test Kits

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