ATM Colony Saltwater 8oz – Live Nitrifying Bacteria for Reef Tanks

ATM Colony Saltwater is a professional biological filtration solution made with authentic, true nitrifying bacteria. Unlike generic bacterial additives, Colony contains only aerobic autotrophic bacteria the exact microorganisms responsible for ammonia and nitrite conversion in saltwater aquariums.

By delivering a fully pre-cultured bio-filter, ATM Colony dramatically reduces cycling time from weeks to just days. This makes it ideal for new aquarium setups, restoring filtration after medication, adding new livestock, or replacing biological filter media.

Trusted by public aquariums worldwide, ATM Colony is proven to establish stable bio-filtration quickly and reliably. Easy to use and highly effective, it provides immediate biological support for reef and marine systems.

Key Features:

• Contains true nitrifying bacteria (aerobic autotrophs)
• Rapidly establishes biological filtration
• Reduces aquarium cycling time from weeks to days
• Ideal for new tanks & emergency recovery
• Safe for reef, fish-only & marine systems
• Trusted by public aquariums worldwide
• Simple and easy application

ATM Colony Saltwater 8oz is a high-capacity live bacteria solution designed to fast-track aquarium cycling and stabilize biological filtration. Whether starting a new reef system or supporting an established tank after changes, Colony delivers professional-grade results. Available now at Reef Freaks.