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Help your reef tank thrive

Craft the ultimate underwater setup and bring your reef to life with reverse-osmosis water, reef-specific marine salts, bright lights and other supplements to support coral health.

Instant Ocean Reef Salt for Aquariums, 160-gal
Rated 4.6 out of 5 stars
396Reviews
$79.97 Chewy Price
$95.29 List Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Fiji Cube Advanced Reef Sump 2nd Gen, 20-in
Rated 5 out of 5 stars
1Review
$344.24 Chewy Price
$437.39 List Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
CaribSea Arag-Alive! Special Grade Reef Aquarium Sand, 20-lb bag
Rated 4.3 out of 5 stars
43Reviews
$25.76 Chewy Price
$33.99 List Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Deal
API Reef Aquarium Master Test Kit, 1 count
Rated 4.7 out of 5 stars
26Reviews
$34.98 Chewy Price
$50.48 List Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
CaribSea LifeRock Frag Garden 5 Hole Saltwater Aquarium Rock, Natural
Rated 5 out of 5 stars
1Review
$22.27 Chewy Price
$30.62 List Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Salifert Aquarium Calcium Test Kit
Rated 4 out of 5 stars
8Reviews
$18.81 Chewy Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Salifert Aquarium Carbonate Hardness/Alkalinity Test Kit
Rated 4.3 out of 5 stars
12Reviews
$16.46 Chewy Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Aquaillumination Blade Smart Coral Glow LED Strip, Black, 21-in
$299.99 Chewy Price
$359.99 List Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Fluval Sea Calcium Aquarium Water Conditioner, 8-oz bottle
Rated 4.8 out of 5 stars
4Reviews
$8.50 Chewy Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
AquaForest Component 1+2+3+ Aquarium Solution, 3.96-gal
Rated 5 out of 5 stars
1Review
$62.69 Chewy Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Coralife Liquid Calcium Supplement for Marine Invertebrates, 8.7-fl oz bottle
Rated 5 out of 5 stars
1Review
$12.99 Chewy Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card
Fritz ProAquatics Reef Pro Mix Redline Complete Aquarium Sea Salt, 55-lb box
Rated 4.2 out of 5 stars
13Reviews
$72.24 Chewy Price
$84.99 List Price
Promo, New Customers Only: Spend $49+, get $25 eGift Card

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Salifert Aquarium Oxygen Test Kit

Salifert Aquarium Oxygen Test Kit

Rated 4.7 out of 5 stars

4.7

6

$14.89 Chewy Price$14.89

Autoship Price

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

Penn-Plax Glow Fish Plant, Green, 6 count

Penn-Plax Glow Fish Plant, Green, 6 count

Rated 3.6 out of 5 stars

3.6

5

$15.99 Chewy Price$15.99

$16.99 List Price$16.99

Autoship Price

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

Tetra HT55 Submersible Aquarium Heater & Electronic Thermostat, 200-watt

Tetra HT55 Submersible Aquarium Heater & Electronic Thermostat, 200-watt

Rated 4 out of 5 stars

4.0

42

$27.97 Chewy Price$27.97

$34.99 List Price$34.99

Autoship Price

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

Tetra Whisper Aquarium Power Filter, 5-10 gal

Tetra Whisper Aquarium Power Filter, 5-10 gal

Rated 3.2 out of 5 stars

3.2

135

$19.47 Chewy Price$19.47

$24.39 List Price$24.39

Autoship Price

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

Underwater Treasures Blue Candy Coral Fish Ornament

Underwater Treasures Blue Candy Coral Fish Ornament

Rated 3.7 out of 5 stars

3.7

7

$30.18 Chewy Price$30.18

Autoship Price

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

Underwater Treasures Aqua One Dial a Diet Digital Auto Feeder

Underwater Treasures Aqua One Dial a Diet Digital Auto Feeder

Rated 3.6 out of 5 stars

3.6

11

$35.05 Chewy Price$35.05

$35.49 List Price$35.49

Autoship Price

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

Exotic Pebbles Jade Bean Pebbles, 20-lb bag

Exotic Pebbles Jade Bean Pebbles, 20-lb bag

Rated 4 out of 5 stars

4.0

44

$22.99 Chewy Price$22.99

Autoship Price

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

Underwater Treasures Treehouse Fish Ornament

Underwater Treasures Treehouse Fish Ornament

Rated 5 out of 5 stars

5.0

4

$14.84 Chewy Price$14.84

Autoship Price

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

JBJ Aquarium Ocean Stream OS-1K Aquarium Circulation Pump Kit, 2X1600 GPH

JBJ Aquarium Ocean Stream OS-1K Aquarium Circulation Pump Kit, 2X1600 GPH

Rated 2 out of 5 stars

2.0

2

$129.00 Chewy Price$129.00

($64.50/ea) Price per Unit($64.50/ea)

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 3 and Jun 7

Penn-Plax Wizard Algae Scraper Fish Clean Remover, Black

Penn-Plax Wizard Algae Scraper Fish Clean Remover, Black

Rated 3.4 out of 5 stars

3.4

8

$13.99 Chewy Price$13.99

$14.99 List Price$14.99

Autoship Price

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

Penn-Plax Aqua-Flora SpongeBob SquarePants Pineapple House Aquarium Ornament

Penn-Plax Aqua-Flora SpongeBob SquarePants Pineapple House Aquarium Ornament

$19.99 Chewy Price$19.99

$25.99 List Price$25.99

Autoship Price

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

Penn-Plax Cascade 300 Power Hang-On Filter, 100-gal

Penn-Plax Cascade 300 Power Hang-On Filter, 100-gal

Rated 4 out of 5 stars

4.0

53

$71.99 Chewy Price$71.99

($0.72/gl) Price per Unit($0.72/gl)

$92.99 List Price$92.99

Autoship Price

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

Rhinox Betta Fish Tank Bubbler Aerator, Aquarium Air Stone & Airline Tubing Set

Rhinox Betta Fish Tank Bubbler Aerator, Aquarium Air Stone & Airline Tubing Set

Rated 3.7 out of 5 stars

3.7

41

$11.62 Chewy Price$11.62

Autoship Price

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

ASF Calcium Booster Aquarium Treatment, 2.2-lb bottle

ASF Calcium Booster Aquarium Treatment, 2.2-lb bottle

$17.99 Chewy Price$17.99

($8.18/lb) Price per Unit($8.18/lb)

$21.99 List Price$21.99

Autoship Price

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

Aqueon ProScraper 3.0 Twist & Click Stainless Steel Replacement Blades

Aqueon ProScraper 3.0 Twist & Click Stainless Steel Replacement Blades

Rated 4 out of 5 stars

4.0

2

$6.99 Chewy Price$6.99

Autoship Price

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

Penn-Plax Betta World Assorted Accents Fish Ornament, Multicolor

Penn-Plax Betta World Assorted Accents Fish Ornament, Multicolor

$11.99 Chewy Price$11.99

$21.99 List Price$21.99

Autoship Price

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

NorthFin Tropical Sticks 3 mm Floating Fish Food, 500-g bag

NorthFin Tropical Sticks 3 mm Floating Fish Food, 500-g bag

Rated 4.8 out of 5 stars

4.8

4

$25.99 Chewy Price$25.99

($0.06/g) Price per Unit($0.06/g)

Autoship Price

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

Penn-Plax 4-in Natural Betta Fish Plant, Multicolor, 12 count

Penn-Plax 4-in Natural Betta Fish Plant, Multicolor, 12 count

Rated 4.5 out of 5 stars

4.5

6

$11.99 Chewy Price$11.99

$12.99 List Price$12.99

Autoship Price

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

Fluval Sea SP6 Sump Fish Pump

Fluval Sea SP6 Sump Fish Pump

$211.49 Chewy Price$211.49

$294.99 List Price$294.99

Autoship Price

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

Aqueon QuietFlow 10 Series Aquarium Filter Kit

Aqueon QuietFlow 10 Series Aquarium Filter Kit

Rated 4.3 out of 5 stars

4.3

23

$33.48 Chewy Price$33.48

$44.99 List Price$44.99

Autoship Price

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

Penn-Plax Driftwood Garden Super Aquarium Decor

Penn-Plax Driftwood Garden Super Aquarium Decor

Rated 3.4 out of 5 stars

3.4

10

$45.99 Chewy Price$45.99

$142.99 List Price$142.99

Autoship Price

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

SunGrow Tap Water Conditioner with Beneficial Bacteria for Freshwater Aquarium Treatments Detoxify Fish Tank Ammonia Remover, 6.7-oz bottle

SunGrow Tap Water Conditioner with Beneficial Bacteria for Freshwater Aquarium Treatments Detox...

Rated 4.6 out of 5 stars

4.6

18

$9.99 Chewy Price$9.99

($1.50/oz) Price per Unit($1.50/oz)

Autoship Price

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

Lifegard 8-mm Aquarium Lid Clip Set, 40-gal

Lifegard 8-mm Aquarium Lid Clip Set, 40-gal

Rated 5 out of 5 stars

5.0

1

$9.00 Chewy Price$9.00

$11.01 List Price$11.01

Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Jun 4 and Jun 8

Eheim 594 Double Tap Fish Aquarium Connector

Eheim 594 Double Tap Fish Aquarium Connector

Rated 3 out of 5 stars

3.0

2

$53.78 Chewy Price$53.78

Autoship Price

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

NorthFin Bug Pro Crisps Fish Food, 130-g jar

NorthFin Bug Pro Crisps Fish Food, 130-g jar

Rated 5 out of 5 stars

5.0

14

$11.99 Chewy Price$11.99

($0.10/g) Price per Unit($0.10/g)

Autoship Price

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

SunSun HW-602B Aquarium Canister Filter, 20-gal

SunSun HW-602B Aquarium Canister Filter, 20-gal

Rated 3.5 out of 5 stars

3.5

21

$50.29 Chewy Price$50.29

($2.52/gl) Price per Unit($2.52/gl)

Autoship Price

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

Fluval C2 Foam Pad Filter Media, 2 count

Fluval C2 Foam Pad Filter Media, 2 count

Rated 5 out of 5 stars

5.0

6

$5.44 Chewy Price$5.44

($2.72/ea) Price per Unit($2.72/ea)

$6.49 List Price$6.49

Autoship Price

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

Exotic Pebbles Natural Washed Mixed Gravel, Mixed, 20-lb

Exotic Pebbles Natural Washed Mixed Gravel, Mixed, 20-lb

Rated 4.3 out of 5 stars

4.3

19

$22.99 Chewy Price$22.99

Autoship Price

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

Fiji Cube Aqueon Sump Baffle Kit, 40-gal

Fiji Cube Aqueon Sump Baffle Kit, 40-gal

Rated 5 out of 5 stars

5.0

2

$152.99 Chewy Price$152.99

$194.39 List Price$194.39

Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jun 2 and Jun 5

San Francisco Bay Brand Freeze-Dried Krill Fish Treats, 1-oz jar

Rated 4.3 out of 5 stars

4.3

3

$12.48 Chewy Price$12.48

($12.48/oz) Price per Unit($12.48/oz)

$16.64 List Price$16.64

Autoship Price

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

Fluval U4 Foam Pad Filter Media

Fluval U4 Foam Pad Filter Media

Rated 4.7 out of 5 stars

4.7

31

$5.99 Chewy Price$5.99

($5.99/ea) Price per Unit($5.99/ea)

$6.99 List Price$6.99

Autoship Price

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

Kordon Rid-Ich Plus Disease Aquarium Treatment, 4-fl oz bottle

Kordon Rid-Ich Plus Disease Aquarium Treatment, 4-fl oz bottle

Rated 4.3 out of 5 stars

4.3

10

$9.62 Chewy Price$9.62

($2.41/fl oz) Price per Unit($2.41/fl oz)

Autoship Price

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

Dr. Tim's Aquatics One & Only Live Nitrifying Bacteria for Saltwater Aquariums, 2-fl oz bottle

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Dr. Tim's Aquatics One & Only Live Nitrifying Bacteria for Saltwater Aquariums, 2-fl oz bottle

Rated 2.7 out of 5 stars

2.7

11

$20.99 Chewy Price$20.99

($10.50/fl oz) Price per Unit($10.50/fl oz)

$27.99 List Price$27.99

Autoship Price

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

Underwater Treasures Branch Coral Fish Ornament, Purple

Underwater Treasures Branch Coral Fish Ornament, Purple

Rated 5 out of 5 stars

5.0

6

$38.49 Chewy Price$38.49

Autoship Price

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

Tetra Glass Aquarium, 29-gal

Tetra Glass Aquarium, 29-gal

Rated 4.3 out of 5 stars

4.3

21

$129.99 Chewy Price$129.99

($4.49/gl) Price per Unit($4.49/gl)

Autoship Price

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

Underwater Treasures Log Hideout Fish Ornament

Underwater Treasures Log Hideout Fish Ornament

Rated 3 out of 5 stars

3.0

4

$45.76 Chewy Price$45.76

Autoship Price

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

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