Saltwater Aquarium Supplies

Sort
Filter

AA Aquarium Green Killing Machine Clip-On UV System, 3-watt

Rated 4 out of 5 stars
108
$47.94 Chewy Price
$49.99 List Price
Autoship Price

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

Underwater Treasures Seapora Rite-Fit PF55 Large/Regular Cartridge Power Aquarium Filter, 3 cou...

Rated 3.4 out of 5 stars
5
$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

New

ASF Reef Evolution Hydrometer

$20.00 Chewy Price
$22.99 List Price
Autoship Price

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

Penn-Plax Hot Wheels 3-Piece Aquarium Fish Ornament, Small, Multicolor

Rated 5 out of 5 stars
6
$32.49 Chewy Price
Autoship Price

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

AquaClear Powerhead Water Pump, Size 20

Rated 4.4 out of 5 stars
59
$42.52 Chewy Price
$53.99 List Price
Autoship Price

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

GloFish Aquarium Fish Gravel, Black & White, 5-lb

Rated 4.8 out of 5 stars
12
$8.97 Chewy Price
$9.99 List Price
Autoship Price

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

ASF Proten LED Reef Blue Fish Aquarium Striplight, 40 Watt, 60-in

Rated 1 out of 5 stars
1
$305.29 Chewy Price
Autoship Price

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

biOrb Mushroom Trunk Aquarium Ornament

$53.80 Chewy Price
$59.99 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 12 and Apr 17

Underwater Treasures Green Jungle Vallisneria Fish Aquarium Plant

Rated 3.7 out of 5 stars
3
$10.27 Chewy Price
Autoship Price

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

Dennerle Scaper's Flow Fish Aquarium Filter

Rated 5 out of 5 stars
3
$115.16 Chewy Price
Autoship Price

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

biOrb Anchor Aquarium Ornament

Rated 4.3 out of 5 stars
3
$66.86 Chewy Price
$95.99 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 12 and Apr 17

biOrb Mineral Stone Aquarium Ornament, Black

Rated 3 out of 5 stars
2
$52.99 Chewy Price
$59.99 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 12 and Apr 17

Penn-Plax Silicone Flow Plant Bundle, 4 count

$31.87 Chewy Price
$37.99 List Price
Autoship Price

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

Penn-Plax Pineapple Drink Aquarium Fish Ornament

Rated 5 out of 5 stars
1
$6.97 Chewy Price
$11.99 List Price
Autoship Price

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

Underwater Treasures Lucky Bonsai Fish Ornament

$27.04 Chewy Price
Autoship Price

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

ASF SeaTest NO3- Nitrate Fish Aquarium Water Test Kit, 40 count

$20.29 Chewy Price
($0.51/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

Hydor Theo Shatterproof Aquarium Heater, 25-watt

Rated 3.4 out of 5 stars
43
$26.88 Chewy Price
$35.95 List Price
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 10 and Apr 14

Penn-Plax Cascade 150 Power Fish Filter. Blue

$67.99 Chewy Price
$74.99 List Price
Autoship Price

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

Eheim 2215 Universal Fish Aquarium Pump Impeller

Rated 4.5 out of 5 stars
2
$19.98 Chewy Price
$37.08 List Price
Autoship Price

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

Jebao SOW-9 Fish Aquarium Wavemaker

Rated 5 out of 5 stars
1
$81.99 Chewy Price
$99.99 List Price
Autoship Price

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

Dr. Tim's Aquatics Reef One & Only Marine Aquarium Cleaner, 32-fl oz bottle

$178.39 Chewy Price
($5.58/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 14 and Apr 17

Stoney River Premium Aquarium Sand, 5-lb bag, Black

Rated 4.7 out of 5 stars
45
$7.99 Chewy Price
Autoship Price

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

Dr. Tim's Aquatics Shrimp First Defense Water Conditioner, 4-fl oz bottle

$11.29 Chewy Price
($2.83/fl oz) Price per Unit
$13.99 List Price
Autoship Price

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

Hydor Slim Skim Nano Internal Aquarium Protein Skimmer Fish Filter, 35-gal, Clear & Black

$114.99 Chewy Price
($3.29/gl) Price per Unit
Autoship Price

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

JBJ Aquarium Reaction HOB Aquarium Power Filter, 5-gal

Rated 3.4 out of 5 stars
7
$22.00 Chewy Price
($4.40/gl) Price per Unit
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 13 and Apr 17

Eheim Flexible Hose Cleaning Fish Aquarium Brush

$18.65 Chewy Price
$22.73 List Price
Autoship Price

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

Penn-Plax Buddha Head Fish Ornament, Grey

Rated 5 out of 5 stars
2
$31.99 Chewy Price
$34.99 List Price
Autoship Price

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

Fluval Mini Master Fish Water Test Kit

Rated 3.4 out of 5 stars
5
$49.99 Chewy Price
$50.99 List Price
Autoship Price

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

Underwater Treasures Kirin Bonsai Wood Fish Ornament, X-Small

$59.90 Chewy Price
Autoship Price

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

Hydrospace PNS ProBio Fish Aquarium Additive, Maroon, 1-gal

$185.99 Chewy Price
($185.99/gl) Price per Unit
Autoship Price
  • Contains Live Feed

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

Vepotek Double-Sided Fish Aquarium Background, Deep Seabed & Coral Rock, Medium

Rated 4.5 out of 5 stars
2
$22.50 Chewy Price
$27.01 List Price
Autoship Price

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

Aquaillumination Blade LED Elevated Tank Mount

Rated 5 out of 5 stars
3
$29.99 Chewy Price
$35.99 List Price
Autoship Price

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

SunSun Pressurized Pond Filter, 4227 GPH

Rated 4.6 out of 5 stars
14
$199.99 Chewy Price
Autoship Price

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

Fiji Cube AIO Aqueon DIY Kit, 40-gal

Rated 1 out of 5 stars
1
$179.99 Chewy Price
($4.50/gl) Price per Unit
$194.39 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Apr 13 and Apr 16

Fluval Sea SP6 Sump Fish Pump

$207.09 Chewy Price
$294.99 List Price
Autoship Price

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

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

Category

Food

Aquariums & Tanks

Substrate

Filters & Media

Decor

Water Treatment

Tank Cleaner

Pumps & Airstones

Heaters & Thermometers

Lighting

Water Test Kits

Save 5% on repeat deliveries

Fish Type

Aquarium Type

Brand

7 Brands are shown below

Deals & Savings

Price

Customer Rating