New Tank Syndrome

Cycling a New Aquarium

High Ammonia - Nitrite Levels


The answer to all these is:
DrTim's Aquatics
One and Only Nitrifying Bacteria


The only bacteria mixture on the market today developed by the discoverer of Nitrospira in aquaria.
Dr Tim is the leading biologist on nitrification in closed-aquatic systems.


Read what the Pros say about One and Only:

.... I highly recommend the use of this product for the start-up of any aquarium...."

Chris Spaulding - Senior Curator
SEA LIFE Aquarium at Legoland California Resort


One and Only Nitrifying Bacteria for Freshwater

One and Only Nitrifying Bacteria for Saltwater

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Products from Experts

The founders of DrTim's Aquatics have a long and successful history in the development and bringing to market of products based on real science that provide true benefits to your fish, invertebrates and other aquatic organisms.

They have been granted over 10 U.S. and foreign patents with many more patents pending.

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DrTim's Aquatics Introduces
"Enhanced by Bene•FISH•al™ 100% natural - beneficial bacteria and probiotics.
Click on the Bene•FISH•al™ seal to learn more