ATM Colony Marine

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Fish waste is deadly, but thankfully Blue Shark Colony filters toxic ammonia naturally and rapidly. That’s why it’s the number one cycling product in aquaria.

Utilizing the true nitrifying bacteria, Colony establishes bio-filtration in days instead of weeks.

With specific formulas for freshwater and marine, Colony is the mark of reliability, quality control, and instruction you need to get your bio-filtration established.


To rapidly establish bio-filtration in new aquariums
After medicating
When adding new livestock
Replacing media
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