API Fish Supplies

1 - 36 of 130 Results

APICloseClose an interactive element.

1 - 36 of 130 Results

Sort
Filter (1)
API Stress Coat Aquarium Water Conditioner, 16-oz bottle

More Choices Available

Rated 4.8559 out of 5 stars
118Reviews
$7.49Chewy Price
$12.59List Price
$7.12Autoship Price

FREE 1-3 day shipping over $49

API Tap Water Conditioner, 16-oz bottle

More Choices Available

Rated 4.8679 out of 5 stars
53Reviews
$6.99Chewy Price
$9.79List Price
$6.64Autoship Price

FREE 1-3 day shipping over $49

API Freshwater Aquarium Master Test Kit, 800 count
Rated 4.5839 out of 5 stars
137Reviews
$24.59Chewy Price
$34.99List Price
$23.36Autoship Price

FREE 1-3 day shipping over $49

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

More Choices Available

Rated 4.8636 out of 5 stars
44Reviews
$8.08Chewy Price
$18.99List Price
$7.68Autoship Price

FREE 1-3 day shipping over $49

API Freshwater Aquarium Salt, 65-oz carton

More Choices Available

Rated 4.8462 out of 5 stars
52Reviews
$8.81Chewy Price
$12.89List Price
$8.37Autoship Price

FREE 1-3 day shipping over $49

API Quick Start Freshwater & Saltwater Aquarium Water Treatment, 16-oz bottle
deal

More Choices Available

Rated 4.24 out of 5 stars
25Reviews
$12.07Chewy Price
$22.39List Price
$11.47Autoship Price

Buy 1 Get 1 50% Off

FREE 1-3 day shipping over $49

API Accu-Clear Freshwater Aquarium Clarifier, 8-oz bottle

More Choices Available

Rated 4.2745 out of 5 stars
51Reviews
$7.79Chewy Price
$11.19List Price
$7.40Autoship Price

FREE 1-3 day shipping over $49

API Extra Long Algae Scraper for Glass Aquariums
Rated 4.6667 out of 5 stars
36Reviews
$7.29Chewy Price
$10.21List Price

FREE 1-3 day shipping over $49

API Melafix Freshwater Fish Infection Remedy, 16-oz bottle

More Choices Available

Rated 4.4423 out of 5 stars
52Reviews
$10.29Chewy Price
$14.49List Price
$9.78Autoship Price

FREE 1-3 day shipping over $49

API Bettafix Antibacterial & Antifungal Betta Fish Infection Remedy, 1.7-oz bottle
deal
Rated 4.2041 out of 5 stars
49Reviews
$3.99Chewy Price
$5.00List Price
$3.79Autoship Price

FREE 1-3 day shipping over $49

API Algaefix Algae Control Aquarium Solution, 16-oz bottle

More Choices Available

Rated 4.0877 out of 5 stars
57Reviews
$10.75Chewy Price
$19.59List Price
$10.21Autoship Price

FREE 1-3 day shipping over $49

API E.M. Erythromycin Freshwater Fish Bacterial Disease Medication, 10 count

More Choices Available

Rated 4.3333 out of 5 stars
36Reviews
$15.44Chewy Price
$20.99List Price
$14.67Autoship Price

FREE 1-3 day shipping over $49

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

More Choices Available

Rated 4.6429 out of 5 stars
14Reviews
$6.65Chewy Price
$9.79List Price
$6.32Autoship Price

FREE 1-3 day shipping over $49

API General Cure Freshwater & Saltwater Aquarium Parasitic Fish Disease Treatment, 10 count

More Choices Available

Rated 4.15 out of 5 stars
20Reviews
$12.29Chewy Price
$18.59List Price
$11.68Autoship Price

FREE 1-3 day shipping over $49

API 5 in 1 Freshwater & Saltwater Aquarium Test Strips, 25 count

More Choices Available

Rated 3.9167 out of 5 stars
36Reviews
$10.59Chewy Price
$14.99List Price
$10.06Autoship Price

FREE 1-3 day shipping over $49

API Vacation Pyramid Fish Food Feeder, 14 days

More Choices Available

Rated 3.1765 out of 5 stars
17Reviews
$3.29Chewy Price
$4.19List Price
$3.13Autoship Price

FREE 1-3 day shipping over $49

API Sinking Shrimp Pellets Bottom Feeder Fish Food, 7.9-oz bottle
deal

More Choices Available

Rated 4.4231 out of 5 stars
26Reviews
$8.78Chewy Price
$11.19List Price
$8.34Autoship Price

Save 20% at Checkout

FREE 1-3 day shipping over $49

API Ammo-Lock Freshwater & Saltwater Aquarium Ammonia Detoxifier, 16-oz bottle

More Choices Available

Rated 3.4615 out of 5 stars
13Reviews
$7.99Chewy Price
$14.39List Price
$7.59Autoship Price

FREE 1-3 day shipping over $49

API Liquid Super Ick Cure Freshwater Aquarium Fish Medication, 4-oz bottle

More Choices Available

Rated 4.5294 out of 5 stars
17Reviews
$5.99Chewy Price
$8.39List Price
$5.69Autoship Price

FREE 1-3 day shipping over $49

API Fin & Body Cure Freshwater Fish Powder Medication
deal
Rated 4.75 out of 5 stars
8Reviews
$11.73Chewy Price
$18.59List Price
$11.14Autoship Price

FREE 1-3 day shipping over $49

API Algae Eater Wafers Fish Food, 6.4-oz bottle

More Choices Available

Rated 4.7037 out of 5 stars
27Reviews
$15.04Chewy Price
$15.79List Price
$14.29Autoship Price

FREE 1-3 day shipping over $49

API Nitra-Zorb Aquarium Canister Filter Filtration Pouch, Size 6

More Choices Available

Rated 4.3684 out of 5 stars
19Reviews
$14.86Chewy Price
$19.59List Price
$14.12Autoship Price

FREE 1-3 day shipping over $49

API Root Tabs Aquarium Plant Fertilizer, 10-count

More Choices Available

Rated 3 out of 5 stars
6Reviews
$8.99Chewy Price
$12.59List Price
$8.54Autoship Price

FREE 1-3 day shipping over $49

API CO2 Booster Freshwater Aquarium Plant Care Treatment, 16-oz bottle

More Choices Available

Rated 4.0833 out of 5 stars
12Reviews
$13.29Chewy Price
$15.39List Price
$12.63Autoship Price

FREE 1-3 day shipping over $49

API Pimafix Freshwater & Saltwater Fish Fungal Infection Remedy, 16-oz bottle
deal

More Choices Available

Rated 4.619 out of 5 stars
21Reviews
$13.33Chewy Price
$13.99List Price
$12.66Autoship Price

FREE 1-3 day shipping over $49

API Safe & Easy Aquarium Cleaner Spray, 8-oz bottle
Rated 3 out of 5 stars
4Reviews
$7.29Chewy Price
$8.81List Price
$6.93Autoship Price

FREE 1-3 day shipping over $49

API Proper pH 7.0 Aquarium Water Treatment, 8.8-oz bottle

More Choices Available

Rated 3.4 out of 5 stars
15Reviews
$8.98Chewy Price
$12.59List Price
$8.53Autoship Price

FREE 1-3 day shipping over $49

API Saltwater Aquarium Master Test Kit, 550 count
Rated 4.5 out of 5 stars
16Reviews
$19.67Chewy Price
$34.99List Price
$18.69Autoship Price

FREE 1-3 day shipping over $49

API Betta Aquarium Water Care, 31-oz bottle

More Choices Available

Rated 4.5 out of 5 stars
2Reviews
$5.69Chewy Price
$6.00List Price
$5.41Autoship Price

FREE 1-3 day shipping over $49

API Flakes Tropical Fish Food, 1.1-oz bottle
deal

More Choices Available

Rated 3.875 out of 5 stars
8Reviews
$4.50Chewy Price
$5.99List Price
$4.28Autoship Price

Save 20% at Checkout

FREE 1-3 day shipping over $49

API Pond Algaefix Algae Control Solution, 1-gal bottle

More Choices Available

Rated 4.375 out of 5 stars
88Reviews
$49.99Chewy Price
$69.99List Price
$47.49Autoship Price

FREE 1-3 day shipping on this item

API GH & KH General & Carbonate Hardness Freshwater Aquarium Test Kit
Rated 4.7143 out of 5 stars
21Reviews
$9.99Chewy Price
$13.99List Price
$9.49Autoship Price

FREE 1-3 day shipping over $49

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

More Choices Available

Rated 4.25 out of 5 stars
8Reviews
$13.29Chewy Price
$16.79List Price
$12.63Autoship Price

Buy 1 Get 1 50% Off

FREE 1-3 day shipping over $49

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

More Choices Available

Rated 4.7143 out of 5 stars
7Reviews
$16.29Chewy Price
$16.79List Price
$15.48Autoship Price

FREE 1-3 day shipping over $49

API Sinking Pellets Goldfish Food, 7-oz bottle

More Choices Available

Rated 4.375 out of 5 stars
8Reviews
$11.99Chewy Price
$14.79List Price
$11.39Autoship Price

FREE 1-3 day shipping over $49

API Water Softener Pillow, Size 5

More Choices Available

Rated 4.2083 out of 5 stars
24Reviews
$5.99Chewy Price
$8.39List Price
$5.69Autoship Price

FREE 1-3 day shipping over $49


Save an extra 5% on every order!


Aquarium Type


Brand