Saltwater Fish Supplies

Saltwater
Saltwater
Sort
Filter (1)

Penn-Plax Cascade Aquarium Bio-Floss Pads 1200 & 1500 Filter, 6 count, Medium

Rated 4.8 out of 5 stars
22
$17.99 Chewy Price
($3.00/ea) Price per Unit
$21.99 List Price
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 1 and Jun 4

Marina Aquarium Power Filter, 10-gal

Rated 4.3 out of 5 stars
151
$25.60 Chewy Price
($25.60/ea) Price per Unit
$37.99 List Price
Autoship Price

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

SunGrow 2 Sides Blue or Black Aquarium Background Turtle & Betta Fish Tank Backdrop Decoration

Rated 4.2 out of 5 stars
19
$14.99 Chewy Price
Autoship Price

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

API KH Carbonate Hardness Fresh & Salt Water Aquarium Test Kit

Rated 4.8 out of 5 stars
14
$8.98 Chewy Price
$12.78 List Price
Autoship Price

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

Underwater Treasures Terror Tower Fish Ornament

Rated 5 out of 5 stars
6
$25.14 Chewy Price
Autoship Price

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

Tetra Whisper UL Air Pump for Aquariums, Size 100

Rated 4.4 out of 5 stars
240
$39.97 Chewy Price
$49.99 List Price
Autoship Price

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

Penn-Plax Aqua Life Bendable Aquarium Bubble Wall, 35.5-in length

Rated 4.3 out of 5 stars
16
$28.99 Chewy Price
$31.99 List Price
Autoship Price

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

Underwater Treasures Bamboo Lace Scene Fish Ornament

Rated 5 out of 5 stars
1
$17.13 Chewy Price
Autoship Price

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

SunGrow Probiotic Powder Supplement for Freshwater Aquarium Baby Cherry Shrimp Food, 2-oz bag

Rated 4.6 out of 5 stars
18
$9.99 Chewy Price
($5.00/oz) Price per Unit
Autoship Price

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

Frisco Plastic Aquarium Plant Set, 3 count

By
Rated 4.6 out of 5 stars
31
$10.75 Chewy Price
Autoship Price

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

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

Rated 4 out of 5 stars
110
$32.69 Chewy Price
$49.99 List Price
Autoship Price

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

Underwater Treasures Sea Fan Coral Fish Ornament, Red

Rated 4 out of 5 stars
4
$25.49 Chewy Price
Autoship Price

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

API Marine ALGAEFIX Algae Control 16-fl oz bottle

Rated 4.3 out of 5 stars
54
$18.98 Chewy Price
($1.19/fl oz) Price per Unit
$26.48 List Price
Autoship Price

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

Eheim Pro 4+ 350 Aquarium Canister Filter

Rated 3.9 out of 5 stars
18
$299.95 Chewy Price
$329.95 List Price
Autoship Price

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

Eheim 2213 Universal Fish Aquarium Pump Impeller

Rated 4 out of 5 stars
3
$19.99 Chewy Price
$31.18 List Price
Autoship Price

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

AquaReady Automatic Filter Roller, 1320 GPH

$259.99 Chewy Price
$311.99 List Price
Autoship Price

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

API Aquarium Start-Up Pack

Rated 4.7 out of 5 stars
19
$6.99 Chewy Price
$8.28 List Price
Autoship Price

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

Underwater Treasures Cryptocoryne Balansae Fish Plant, 16-in

Rated 4.5 out of 5 stars
13
$5.92 Chewy Price
Autoship Price

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

API Copper Cu+ Freshwater & Saltwater Aquarium Test Kit, 90 count

Rated 3.8 out of 5 stars
6
$12.48 Chewy Price
($0.14/ea) Price per Unit
$17.48 List Price
Autoship Price

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

SunGrow Dried Green Seaweed Sheets Snack for Betta & Hermit Crab, Veggie Fish Food Supplement

Rated 4.3 out of 5 stars
23
$6.99 Chewy Price
($6.99/ea) Price per Unit
Autoship Price

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

Lifegard HOF-10 Single Stage Slim Design Hang on Filter, 10-gal

Rated 3.7 out of 5 stars
3
$20.17 Chewy Price
($2.02/gl) Price per Unit
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 5 and Jun 10

MARINEPURE Cermedia Aquarium Biofilter Media Plate

Rated 2.2 out of 5 stars
5
$23.83 Chewy Price
($23.83/ea) Price per Unit
$28.04 List Price
Autoship Price

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

Zoo Med AquaEffects Model 2 LED Aquarium Light, 20-in

Rated 4.5 out of 5 stars
13
$51.99 Chewy Price
$125.99 List Price
Autoship Price

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

Tetra Hidden LED Stick Brilliant White Aquarium Light, 6-in

Rated 4.7 out of 5 stars
35
$28.49 Chewy Price
$32.59 List Price
Autoship Price

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

Cobalt Aquatics Complete Reef Superior Marine Aquarium Pollutant & Nitrate Removal, 20-oz bottl...

Rated 5 out of 5 stars
2
$16.73 Chewy Price
($0.84/oz) Price per Unit
$32.08 List Price
Autoship Price

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

Zoo Med Betta Clean Aquarium Filter

Rated 3.8 out of 5 stars
9
$19.77 Chewy Price
$24.99 List Price
Autoship Price

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

Underwater Treasures Wooden Bridge Fish Ornament, Medium

Rated 4.3 out of 5 stars
6
$31.50 Chewy Price
Autoship Price

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

Marineland Magnum Polishing Internal Filter, 97-gal

Rated 4 out of 5 stars
80
$92.82 Chewy Price
($0.96/gl) Price per Unit
$102.69 List Price
Autoship Price

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

Marineland Emperor Pro 450 Aquarium Filter

Rated 3.9 out of 5 stars
21
$94.72 Chewy Price
$104.79 List Price
Autoship Price

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

Fluval U3 Poly/Clearmax Filter Cartridge, 2 count

Rated 4.7 out of 5 stars
22
$8.81 Chewy Price
($4.41/ea) Price per Unit
$13.99 List Price
Autoship Price

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

API Super Activated Carbon Aquarium Canister Filter Filtration Pouch, Size 6

Rated 4.3 out of 5 stars
15
$10.99 Chewy Price
($10.99/ea) Price per Unit
$13.18 List Price
Autoship Price

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

API Marine Quick Start Aquarium Water Conditioner, 16-fl oz bottle

Rated 4.6 out of 5 stars
17
$19.99 Chewy Price
($1.25/fl oz) Price per Unit
$27.98 List Price
Autoship Price

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

Dr. Tim's Aquatics Reef Eco-Balance Marine Aquarium Cleaner, 8-fl oz bottle

Rated 5 out of 5 stars
2
$20.89 Chewy Price
($2.62/oz) Price per Unit
$23.99 List Price
Autoship Price

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

Marineland Precision Heater, 300 Watt

Rated 3.3 out of 5 stars
115
$41.47 Chewy Price
$51.79 List Price
Autoship Price

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

Underwater Treasures "No Fishing" Octopus Fish Ornament

Rated 5 out of 5 stars
7
$10.99 Chewy Price
Autoship Price

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

Penn-Plax 2-in Natural Betta Fish Plant, Multicolor, 12 count

Rated 5 out of 5 stars
4
$10.99 Chewy Price
$11.99 List Price
Autoship Price

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

Category

Shop Supplies by Fish

Aquariums & Fish Tanks

Food

Decor

Filters & Media

Substrate

Water Care

Tank Cleaner

Heaters & Thermometers

Lighting

Medicine & Health

Feeders

Pumps & Accessories

Save 5% on repeat deliveries

Product Type

Fish Type

Aquarium Type

Brand

7 Brands are shown below

Deals & Savings

Price

Customer Rating