ATM Colony: Marine

ATM Colony Marine Nitrifying Bacteria – Available Sizes

Ensure the rapid establishment of bio-filtration in your marine aquarium with ATM Colony Marine, a trusted solution used by professional aquarium builders worldwide. Designed specifically for marine saltwater systems, this product contains real, commercial-grade nitrifying bacteria that effectively neutralize toxic ammonia and nitrite, allowing you to introduce fish into your aquarium almost immediately.

Key Features:

• Instant Bio-Filtration:Establishes bio-filtration in days, not weeks, using real nitrifying bacteria.
• Ammonia & Nitrite Control:Naturally neutralizes harmful ammonia and nitrite spikes.
• Marine-Specific Formula:Contains Nitrococcus and Nitrosococcus strains, tailored for marine environments.
• All-Natural:Safe and effective for all marine aquariums.
• Professional-Grade:Used in public aquariums, aquaculture, and by professional aquarists.

Available Sizes:

• 4oz (12.5 gal)
• 8oz (25 gal)
• 16oz (50 gal)
• 32oz (100 gal)
• 1 gal (400 gal)

Important Note:This product is specifically for marine saltwater aquariums. If you need a version for tropical freshwater aquariums, please check our separate listing.

Colony Marine is also endorsed by Sydney and Melbourne Aquariums, as well as by .

Please Note:The bacteria in these bottles may sometimes be visible as small clumps up to 2mm, which is completely normal and does not affect the product’s efficacy.

Ensure you purchase the correct size and type for your aquarium’s needs.