Aquatics

Clear up green or cloudy water caused by gravel and other floating particles in your freshwater aquarium quickly and safely with API ACCU-CLEAR Fre...

API PIMAFIX Antifungal Freshwater and Saltwater Fish Remedy treats fungal and bacterial infections in all fish, including even the most delicate fi...

Keep your aquarium clean and healthy with the natural support of Tetra Aquarium Cleaning Bacteria. This biological filter replenishes beneficial ba...

Good water quality is the key to a healthy, beautiful aquarium. Tap water contains chemicals, such as chlorine and chloramines, which make water sa...

API MELAFIX Freshwater Fish Bacterial Infection Remedy soothes the transition from store to home by reducing the risk of your fish developing a dis...

Treat your tap water, and provide a safe environment for freshwater fish instantly and easily with API STRESS COAT Freshwater Aquarium Water Condit...

Clear cloudy ponds and remove algae with Tetra Algae Control Pond Block Water Treatment. Cloudy water is caused by overfeeding, gravel sediment, so...

API POND MELAFIX Pond Fish Bacterial Infection Remedy uses the antibacterial properties of tea tree (Melaleuca) to treat bacterial infections in po...

Make your Betta's aquarium water safe and healthy with Tetra BettaSafe Aquarium Water Conditioner. Tap water contains chlorine, chloramines and hea...

Treat your Betta's water instantly. Removes Chlorine & Chloramines and detoxifies waste.Why We Love It: Treat your Betta's water instantly. Rem...

Keep your fish healthy and thriving by testing your aquarium water's PO4 3- levels regularly with this easy-to-use API PHOSPHATE TEST KIT for fresh...

Keep your aquatic life healthy and thriving by testing your aquarium water's calcium levels regularly with this easy-to-use API CALCIUM TEST KIT fo...

Rid your fish of ich quickly and effectively with API LIQUID SUPER ICK CURE Freshwater and Saltwater Fish Medicatio. API LIQUID SUPER ICK CURE Fres...

Keep your fish healthy and thriving by testing your aquarium water's NO3 levels regularly with this easy-to-use API NITRATE TEST KIT for freshwater...

API MARINE ALGAEFIX Algae Control effectively controls these types of algae: Green algae, Red Slime, and Brown algae in saltwater aquariums. Works ...

Keep your fish healthy and thriving by testing your aquarium water's KH levels regularly with this easy-to-use API CARBONATE TEST KIT for freshwate...

API POND STRESS COAT Pond Water Conditioner works instantly to remove chlorine, chloramines and ammonia from tap water and neutralize heavy metals....

Most water problems are invisible to the eye. Quickly measure and modify the six aquarium levels that are most important to the health of your fres...

Measure the most important reef aquarium levels including calcium, carbonate hardness (KH), phosphate and nitrate with API REEF MASTER TEST KIT. Pr...

API FIN & BODY CURE Freshwater Fish Powder Medication treats bacterial disease, internal and external, in fish, including fin & tail rot, b...

API E.M. ERYTHROMYCIN Freshwater Fish Powder Medication provides a broad spectrum control of bacterial fish infections, such as body slime, mouth f...

Treat and control algae growth and reduce your freshwater aquarium maintenance with API ALGAEFIX Algae Control. This revolutionary product is speci...

In a new aquarium, harmful ammonia and nitrite build up from fish waste, often resulting in fish loss or “new tank syndrome”. The unique, patented ...

API POND-ZYME SLUDGE DESTROYER Pond Water Cleaner with Barley reduces build-up of fish waste and consumes pond sludge, which is typically a build-u...

Keep your fish healthy and thriving by testing your aquarium water's NO2 levels regularly with this easy-to-use API NITRITE TEST KIT for freshwater...

Keep your fish healthy and thriving by testing your aquarium water's GH levels regularly with this easy-to-use API GH & KH TEST KIT for freshwa...

Keep your fish healthy and thriving by testing your aquarium water's pH regularly with easy-to-use API pH TEST KIT for freshwater aquariums. Testin...

API FURAN-2 treats a variety of bacterial infections in fish, such as bacterial gill disease, open red sores (Aeromonas spp.), body slime & eye...

Fast-acting API GENERAL CURE Freshwater and Saltwater Fish Powder Medication treats a wide variety of parasites in fish, including velvet, fish lic...

A lack of electrolytes in aquarium freshwater may cause serious health problems for freshwater fish. API AQUARIUM SALT supplies electrolytes to imp...

Testing water parameters weekly helps prevent invisible water problems that can be harmful to fish. Fish continually release ammonia into the aquar...

API BIO-CHEM ZORB SIZE 6 Aquarium Canister Filter Filtration pouch uses superior resins and activated carbon to clean and clear aquarium water, rem...

API HIGH RANGE pH TEST KIT may be used in fresh or saltwater aquariums to measure pH levels in the range of 7.4-8.8. Unbalanced pH levels, resultin...

Protect marine fish and invertebrates from unsafe water conditions with API SALTWATER MASTER TEST KIT. Fish waste, uneaten food, plant refuse and o...

API POND ACCU-CLEAR Pond Water Clarifier quickly eliminates cloudy pond water caused by dirt, silt and floating particles. This fast-working pond c...

Fast-acting API POND ALGAEFIX Algae Control works to control algae growth in ponds, water gardens, and fountains, keeping water clean and clear. AP...

Reduce aquarium maintenance by creating a naturally balanced aquarium with API STRESS ZYME Freshwater and Saltwater Aquarium Cleaning Solution. Fis...

Clear cloudy pond water easily and quickly with Tetra Pond Clumping Water Clarifier. Cloudy pond conditions are caused by overfeeding, gravel sedim...

With the Tetrafauna Viquarium Terrarium & Aquarium Filter, you can transform your tank into a realistic river bottom environment for aquatic re...

The submersible filter includes a 3-stage filtration system with a dual-sided Bio-Bag mesh, which catches debris and fish waste while the activated...

The submersible filter includes a 3-stage filtration system with a dual-sided Bio-Bag mesh, which catches debris and fish waste while the activated...

Tetra Whisper UL Air Pump for Aquariums is designed to keep your deep-water aquarium’s oxygen levels high, helping to ensure your fish stay healthy...

Clear cloudy pond water easily and quickly with Tetra Pond Clumping Water Clarifier. Cloudy pond conditions are caused by overfeeding, gravel sedim...

Make tap water safe for your GloFish with Tetra GloFish Aquarium Water Conditioner. Tap water contains chemicals like chlorine and heavy metals tha...

Get everything you need to set up your Betta's environment with Tetra BettaSafe Starter Kit Water Conditioner. Tap water contains chlorine, chloram...

Make tap water safe for your pond fish with Tetra Pond AquaSafe Tap Water Conditioner. Tap water contains chlorine, chloramines, heavy metals and o...

Make tap water safe for your GloFish with Tetra GloFish Aquarium Water Conditioner. Tap water contains chemicals like chlorine and heavy metals tha...

Clear cloudy aquarium water quickly with Tetra WaterClarifier Cloudy Water Clarifier. Cloudy aquarium conditions are caused by overfeeding, gravel ...