Aquarium Treatment

API Marine Algaefix

Controls algae growth and keeps marine and reef aquariums clean & clear

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API MARINE ALGAEFIX Algae Control effectively controls these types of algae: Green algae, "Red Slime", and "Brown algae" in saltwater aquariums. Works fast. Will not harm marine fish, corals or other invertebrates when used as directed.

With API aquarium products, it’s easy to keep a beautiful saltwater, freshwater or reef aquarium. For almost 60 years API has developed premium solutions with proven and effective results for your family and ours. API offers a range of testing kits, water conditioners, and nutritionally superior food, because we’re dedicated to making a better underwater world. They work to provide a safe, hospitable environment for fish such as tropical community fish, cichlids, goldfish and more. At API, we understand the rewards and relaxation of fishkeeping because we have a passion for fish too.

It is a violation of federal law to use this product in a manner inconsistent with its labeling. Do not overdose. Use dosing cap on bottle to add 1 ml (1/5 tsp.) for each 10 gallons (38 L) or 5 ml (1 tsp.) for each 50 gallons (190 L) or 50 ml (10 tsp.) for each 500 gallons (1,890 L) of aquarium water. Repeat dose every 3 days until algae is controlled. Siphon or scrape any dead algae from aquarium. Once algae growth is under control, add one dose per week. Weekly doses will control algae growth and reduce aquarium maintenance. Precautionary statement: harmful to humans and domestic animals. Harmful if swallowed or absorbed through the skin. Causes moderate eye irritation. Avoid contact with skin, eyes, or clothing. Wash thoroughly with soap and water after handling and before eating, drinking, chewing gum, using tobacco or using the toilet. If swallowed, call a Poison Control Center or doctor immediately for treatment advice. If on skin, take off contaminated clothing. Rinse skin immediately with water for 15-20 minutes. If in eyes, hold eye open and gently flush with water for 15 minutes.

Safety Sheet:

Dosing Calculator

Add 1 ml. for each 10 gallons

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Frequently Asked Questions (FAQs)

We’d recommend API MARINE ALGAEFIX™ algae control, which will not harm fish, corals, snails, and other invertebrates.