API Fish Supplies

API
API
Sort
Filter (1)

API Pond Stress Coat Water Conditioner, 1-gal bottle

Rated 4.8 out of 5 stars
119
$73.98 Chewy Price
($73.98/gl) Price per Unit
$103.48 List Price
29% Off
Autoship Price

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

API Filstar XP Super Micro Filtration Aquarium Canister Filter Filtration Pads, 2 count

Rated 4.5 out of 5 stars
15
$13.92 Chewy Price
($6.96/ea) Price per Unit
$15.38 List Price
Autoship Price

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

API Pond Chlorine & Heavy Metal Neutralizer, 32-fl oz bottle

Rated 4.8 out of 5 stars
88
$26.98 Chewy Price
($0.85/fl oz) Price per Unit
$37.78 List Price
29% Off
Autoship Price

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

API Algae Pad for Acrylic Aquariums, 2 count

Rated 4.5 out of 5 stars
21
$7.10 Chewy Price
($3.55/ea) Price per Unit
$7.90 List Price
10% Off
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
52
$15.48 Chewy Price
($0.12/ea) Price per Unit
$21.78 List Price
29% Off
Autoship Price

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

API Phosphate PO4 Freshwater & Saltwater Aquarium Test Kit, 150 count

Rated 4.7 out of 5 stars
21
$14.98 Chewy Price
($0.10/ea) Price per Unit
$20.98 List Price
29% Off
Autoship Price

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

API Reef Aquarium Master Test Kit, 1 count

Rated 4.7 out of 5 stars
26
$34.98 Chewy Price
$50.48 List Price
31% Off
Autoship Price

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

API pH Down Freshwater Aquarium Water Treatment, 16-oz bottle

Rated 4.6 out of 5 stars
83
$15.98 Chewy Price
($1.00/oz) Price per Unit
$20.58 List Price
22% Off
Autoship Price

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

API Filstar XP Aquarium Filtration Pads, 30 ppi

Rated 4.9 out of 5 stars
19
$13.18 Chewy Price
($13.18/ea) Price per Unit
$18.68 List Price
29% Off
Autoship Price

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

API Flakes Tropical Fish Food, 5.7-oz bottle

Rated 4.6 out of 5 stars
161
$13.89 Chewy Price
($2.44/oz) Price per Unit
$19.78 List Price
30% Off
Autoship Price

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

API Goldfish Aquarium Cleaner, 4-fl oz bottle

Rated 4.4 out of 5 stars
34
$4.28 Chewy Price
($1.07/fl oz) Price per Unit
$5.98 List Price
28% Off
Autoship Price

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

API Pond Koi & Goldfish Food, 1.56-lb bag

Rated 4.7 out of 5 stars
88
$18.50 Chewy Price
($11.86/lb) Price per Unit
$26.78 List Price
31% Off
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
$6.98 Chewy Price
($0.03/ea) Price per Unit
$11.28 List Price
38% Off
Autoship Price

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

API Pond Melafix for Bacterial Infections in Fish, 16-fl oz bottle

Rated 4.7 out of 5 stars
65
$15.88 Chewy Price
($1.00/fl oz) Price per Unit
$22.28 List Price
29% Off
Autoship Price

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

API Extra Long Algae Scraper for Acrylic Aquariums

Rated 4.4 out of 5 stars
36
$10.25 Chewy Price
$12.98 List Price
21% Off
Autoship Price

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

API Pond Ammo-Lock Pond Water Ammonia Detoxifier, 64-oz bottle

Rated 4.8 out of 5 stars
16
$50.98 Chewy Price
($0.80/oz) Price per Unit
$71.48 List Price
29% Off
Autoship Price

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

API Pond & Waterfall Cleaner Pond Cleaner

Rated 4.6 out of 5 stars
14
$32.99 Chewy Price
$37.98 List Price
13% Off
Autoship Price

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

API Algae Eater Wafers Fish Food, 6.4-oz bottle

Rated 4.7 out of 5 stars
239
$10.48 Chewy Price
($1.64/oz) Price per Unit
$16.98 List Price
38% Off
Autoship Price

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

API Proper pH 8.2 Aquarium Water Treatment, 7.1-oz bottle

Rated 4.5 out of 5 stars
20
$11.18 Chewy Price
($1.58/oz) Price per Unit
$15.78 List Price
29% Off
Autoship Price

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

API Marine Complete Trace Aquarium Water Conditioner, 16-oz bottle

Rated 3 out of 5 stars
4
$12.98 Chewy Price
($0.82/oz) Price per Unit
$18.28 List Price
29% Off
Autoship Price

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

API Stress Coat with Pump Aquarium Water Conditioner, 16-fl oz bottle

Rated 4.6 out of 5 stars
45
$16.98 Chewy Price
($1.07/fl oz) Price per Unit
Autoship Price

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

API Nitrate NO3 Freshwater & Saltwater Aquarium Test Kit, 90 count

Rated 4.8 out of 5 stars
48
$13.98 Chewy Price
($0.16/ea) Price per Unit
$19.78 List Price
29% Off
Autoship Price

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

API pH Up Freshwater Aquarium Water Treatment, 16-oz bottle

Rated 4.6 out of 5 stars
81
$18.69 Chewy Price
($1.17/oz) Price per Unit
$19.78 List Price
Autoship Price

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

API Tropical Greens Flakes Algae & Plant Eating Fish Food, 2.1-oz bottle

Rated 4.2 out of 5 stars
26
$9.99 Chewy Price
($4.76/oz) Price per Unit
$11.28 List Price
11% Off
Autoship Price

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

API Marine Stress Zyme Saltwater Aquarium Cleaning Solution, 16-fl oz bottle

Rated 4.7 out of 5 stars
22
$15.48 Chewy Price
($0.97/fl oz) Price per Unit
$21.78 List Price
29% Off
Autoship Price

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

API Sinking Pellets Goldfish Food, 7-oz bottle

Rated 4.7 out of 5 stars
51
$10.48 Chewy Price
($1.50/oz) Price per Unit
$16.78 List Price
38% Off
Autoship Price

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

API Calcium Saltwater Aquarium Test Kit, 1 count

Rated 4.7 out of 5 stars
14
$11.87 Chewy Price
$19.78 List Price
40% Off
Autoship Price

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

API Pond Accu-Clear Clarifier, 32-fl oz bottle

Rated 4.6 out of 5 stars
95
$25.98 Chewy Price
($0.82/fl oz) Price per Unit
$36.48 List Price
29% Off
Autoship Price

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

API Aquarium Starter Kit

Rated 4.9 out of 5 stars
10
$31.38 Chewy Price
$43.48 List Price
28% Off
Autoship Price

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

API Goldfish Protect Aquarium Water Conditioner, 4-fl oz bottle

Rated 4.8 out of 5 stars
27
$4.28 Chewy Price
($1.07/fl oz) Price per Unit
$5.98 List Price
28% Off
Autoship Price

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

API High Range pH Fresh & Salt Water Aquarium Test Kit, 160 count

Rated 4.8 out of 5 stars
10
$9.48 Chewy Price
($0.06/ea) Price per Unit
$13.28 List Price
29% Off
Autoship Price

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

API Pond Pimafix Antifungal Pond Fish Infection Remedy, 16-oz bottle

Rated 4.8 out of 5 stars
30
$15.98 Chewy Price
($1.00/oz) Price per Unit
$22.48 List Price
29% Off
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
30% Off
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
28% Off
Autoship Price

Free 1-3 day delivery on first-time orders over $35
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
16% Off
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
29% Off
Autoship Price

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

Category

Shop Supplies by Fish

Food

Filters & Media

Water Care

Tank Cleaner

Medicine & Health

Save 5% on repeat deliveries

Product Type

Fish Type

Aquarium Type

Brand

7 Brands are shown below

Deals & Savings

Price

Customer Rating