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Aquarium Maintenance & Water Care

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API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 2 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 8 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 4 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 5 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 7 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 8 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 2 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 3 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 4 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 5 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 6 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 5 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 8 of 8
API Freshwater Aquarium Master Test Kit, 800 count slide 1 of 8
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API Freshwater Aquarium Master Test Kit, 800 count slide 8 of 8

API Freshwater Aquarium Master Test Kit, 800 count

Rated 4.7 out of 5 stars
380
$35.98 Chewy Price
($0.05/ea) Price per Unit
$50.48 List Price
Autoship Price

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

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SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 1 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 2 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 3 of 4
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SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 1 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 2 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 3 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 4 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 1 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 2 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 3 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 4 of 4
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SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 1 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 2 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 3 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 4 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 1 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 2 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 3 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 4 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 1 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 2 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 3 of 4
SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp Food slide 4 of 4

SunGrow Dried Mulberry Leaves Growth Supplement for Freshwater Aquarium Snail & Cherry Shrimp F...

Rated 4.3 out of 5 stars
64
$4.93 Chewy Price
($4.93/ea) Price per Unit
$6.50 List Price
Autoship Price

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

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Instant Ocean Reef Salt for Aquariums, 160-gal slide 1 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 2 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 3 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 4 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 5 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 6 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 1 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 2 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 3 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 4 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 5 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 6 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 1 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 2 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 3 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 4 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 5 of 6
Instant Ocean Reef Salt for Aquariums, 160-gal slide 6 of 6

Instant Ocean Reef Salt for Aquariums, 160-gal

Rated 4.6 out of 5 stars
405
$79.97 Chewy Price
($0.50/gl) Price per Unit
$95.29 List Price
Autoship Price

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

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Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 1 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 2 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 3 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 4 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 5 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 6 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 7 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 8 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 1 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 2 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 3 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 4 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 5 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 6 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 7 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 8 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 1 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 2 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 3 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 4 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 5 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 6 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 7 of 8
Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle slide 8 of 8

Tetra AlgaeControl Broad Spectrum Algae Control Water Treatment, 1.69-fl oz bottle

Rated 4.2 out of 5 stars
38
$4.97 Chewy Price
($2.95/fl oz) Price per Unit
$5.99 List Price
Autoship Price

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

Fritz Zyme 9 Saltwater Nitrifying Bacteria for Aquariums, 8-fl oz bottle

Rated 4.6 out of 5 stars
33
$7.19 Chewy Price
($0.90/fl oz) Price per Unit
$8.99 List Price
Autoship Price

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

API Root Tabs Aquarium Plant Fertilizer, 10 count

Rated 4.5 out of 5 stars
149
$9.98 Chewy Price
($1.00/ea) Price per Unit
$13.98 List Price
Autoship Price

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

Aqueon Shrimp Essentials Shrimp & Crayfish Freshwater Aquarium Trace Minerals, 4-fl oz bottle

Rated 4.7 out of 5 stars
34
$4.99 Chewy Price
($1.25/fl oz) Price per Unit
$9.99 List Price
Autoship Price

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

Summit Clear-Water Barley Straw Pond Treatment, 1 count

Rated 4.3 out of 5 stars
306
$10.49 Chewy Price
($10.49/ea) Price per Unit
Autoship Price

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

API Tap Water Conditioner, 16-fl oz bottle

Rated 4.8 out of 5 stars
509
$8.48 Chewy Price
($0.53/fl oz) Price per Unit
$11.98 List Price
Autoship Price

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

API Freshwater Aquarium Salt, 33-oz carton

Rated 4.6 out of 5 stars
337
$8.78 Chewy Price
($0.27/oz) Price per Unit
$12.48 List Price
Autoship Price

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

API Saltwater Aquarium Master Test Kit, 550 count

Rated 4.5 out of 5 stars
42
$35.98 Chewy Price
($0.07/ea) Price per Unit
$50.48 List Price
Autoship Price

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

SunGrow Mini Indian Almond Leaves Pleco & Shrimp Food, Aquarium Water Conditioner that Lowers p...

Rated 4.4 out of 5 stars
31
$6.97 Chewy Price
($0.14/ea) Price per Unit
$9.99 List Price
Autoship Price

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

API Accu-Clear Freshwater Aquarium Clarifier, 4-fl oz bottle

Rated 4.5 out of 5 stars
316
$5.58 Chewy Price
($1.40/fl oz) Price per Unit
$7.98 List Price
Autoship Price

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

Tetra No More Algae Controls Algae Growth for Water Clarity, 8 count

Rated 4.4 out of 5 stars
153
$5.12 Chewy Price
($0.64/ea) Price per Unit
Autoship Price

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

Fritz Zyme 7 Freshwater Nitrifying Bacteria for Aquariums, 32-fl oz bottle

Rated 4.6 out of 5 stars
141
$19.99 Chewy Price
($0.63/fl oz) Price per Unit
$24.99 List Price
Autoship Price

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

API Pond Aquatic Plant Food Tablets, 25 count

Rated 4.5 out of 5 stars
28
$7.51 Chewy Price
($0.31/ea) Price per Unit
$10.48 List Price
Autoship Price

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

Fluval Sea Magnesium Aquarium Water Conditioner, 8-oz bottle

Rated 4.6 out of 5 stars
5
$13.74 Chewy Price
($1.72/oz) Price per Unit
Autoship Price

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

Aqueon Aquarium Water Clarifier, 16-fl oz bottle

Rated 4.5 out of 5 stars
113
$10.99 Chewy Price
($0.69/fl oz) Price per Unit
$14.49 List Price
Autoship Price

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

API Stress Coat Aquarium Water Conditioner, 4-fl oz bottle

Rated 4.8 out of 5 stars
780
$5.18 Chewy Price
($1.30/fl oz) Price per Unit
$7.28 List Price
Autoship Price

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

Laguna Round Planting Basket, 10-in

Rated 4.8 out of 5 stars
17
$12.99 Chewy Price
Autoship Price

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

API Ammonia Freshwater & Saltwater Aquarium Test Kit, 130 count

Rated 4.7 out of 5 stars
55
$15.48 Chewy Price
($0.12/ea) Price per Unit
$21.78 List Price
Autoship Price

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

SunGrow Betta Fish Indian Almond Leaves, Water Conditioner & Tank Treatment for Freshwater Aqua...

Rated 4.5 out of 5 stars
167
$6.93 Chewy Price
$9.99 List Price
Autoship Price

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

API Algaefix Algae Control Aquarium Solution, 8-fl oz bottle

Rated 4.2 out of 5 stars
242
$12.48 Chewy Price
($1.56/fl oz) Price per Unit
$17.48 List Price
Autoship Price

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

Tetra AquaSafe Plus Freshwater & Marine Aquarium Water Conditioner, 33.8-fl oz bottle

Rated 4.8 out of 5 stars
420
$22.29 Chewy Price
($0.66/fl oz) Price per Unit
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 Reef Aquariums, 32-fl oz bottle

Rated 4 out of 5 stars
36
$181.09 Chewy Price
($5.66/fl oz) Price per Unit
$220.99 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jul 21 and Jul 26

API Leaf Zone Freshwater Aquarium Plant Fertilizer, 16-oz bottle

Rated 4.6 out of 5 stars
113
$10.28 Chewy Price
($0.65/oz) Price per Unit
$17.18 List Price
Autoship Price

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

Tetra Algae Control Pond Block Water Treatment, 50 count

Rated 4.5 out of 5 stars
103
$63.64 Chewy Price
($1.28/ea) Price per Unit
$128.79 List Price
Autoship Price

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

Aqueon Betta Water Renewal Conditioner, 4-oz bottle

Rated 3 out of 5 stars
2
$4.47 Chewy Price
($1.12/oz) Price per Unit
$5.99 List Price
Autoship Price

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

API Stress Zyme Freshwater & Saltwater Aquarium Water Cleaner, 16-fl oz bottle

Rated 4.8 out of 5 stars
242
$15.48 Chewy Price
($0.97/fl oz) Price per Unit
$22.78 List Price
Autoship Price

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

Aqueon Aquarium Freshwater Plant Food, 16-oz bottle

Rated 4.6 out of 5 stars
60
$10.15 Chewy Price
($0.64/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

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 100 count

Rated 4.5 out of 5 stars
135
$24.98 Chewy Price
($0.25/ea) Price per Unit
$34.98 List Price
Autoship Price

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

Microbe-Lift Nite Out II Marine Aquarium Water Treatment, 16-oz bottle

Rated 4.6 out of 5 stars
9
$15.98 Chewy Price
($1.00/oz) Price per Unit
$19.99 List Price
Autoship Price

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

API pH Freshwater Aquarium Test Kit, 250 count

Rated 4.7 out of 5 stars
81
$7.98 Chewy Price
($0.04/ea) Price per Unit
$11.28 List Price
Autoship Price

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

Fluval Sea Iodine Aquarium Water Conditioner, 8-oz bottle

Rated 5 out of 5 stars
3
$8.99 Chewy Price
($1.13/oz) Price per Unit
Autoship Price

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

Dr. Tim's Aquatics Waste-Away Saltwater Aquarium Cleaner, 128-fl oz bottle

Rated 1.5 out of 5 stars
2
$88.29 Chewy Price
($0.69/fl oz) Price per Unit
$107.99 List Price
Autoship Price

Free delivery on first-time orders
Free 365-day returns
Arrives between Jul 21 and Jul 26

API Pond-Zyme Sludge Destroyer Pond Sludge Remover, 16-oz bottle, bundle of 2

Rated 4.5 out of 5 stars
127
$60.76 Chewy Price
($1.90/oz) Price per Unit
$63.96 List Price
Autoship Price

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

Product Type

Fish Type

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7 Brands are shown below

Price

Customer Rating