Dosing & ATO

If your reef tank is struggling with unstable parameters, inconsistent dosing, or coral growth issues, the problem might not be your supplements…It’s your dosing system.

The Red Sea ReefDose Dosing Pumps is designed to solve exactly that — bringing precision, automation, and control to reef aquarium dosing.

For aquarium enthusiasts, particularly those passionate about reefkeeping, the new line of AvidAqua aquarium products offers a fresh and innovative approach to enhancing your aquatic experience. Launched in February 2025 by AvidAqua LLC, a Minnesota-based company founded by industry veterans Terence Fugazzi and Ryan Snodgrass, this range is designed to meet the specific needs of reef keepers with cutting-edge technology and thoughtful design.

Maintaining a saltwater reef aquarium without regular water changes is a growing trend among experienced reef aquarists. Traditionally, water changes were the cornerstone of nutrient export and replenishment of essential elements, but newer methods, like the Triton Labs Method or Reef Moonshiners Method (other methods below) allow hobbyists to maintain healthy, thriving reef systems without frequent water changes.

Tunze was founded in 1960 by Norbert Tunze, and their first product was the aquarium powerhead, followed by the first venturi driven protein skimmer in 1963, until that point aquariums ran only on air pumps. And can you believe that there were no motorized flow devices?  Over the years Tunze has pioneered many new and innovative products, in 1985 they introduced the first ever ATO system, the Osmolator, a contraction of Osmotic Regulator. This article is about the Tunze Osmolator and its impact on the aquarium hobby.

Are you ready to take your aquarium hobby to the next level? CoralVue brings you the latest innovation in aquarium control technology – the Hydros Minnow. Designed to cater to the needs of aquarists, the Hydros Minnow is not just a controller; it's a game-changer.

In the ever-evolving world of aquarium maintenance, precision and reliability are paramount. Any aquarist worth their salt knows the importance of maintaining stable water parameters, and one critical aspect of this is ensuring a consistent water level. Enter the Tunze Osmolator 3 (model 3154.00), the latest innovation in auto top-off systems designed to make aquarium maintenance a breeze.

One of the best selling dosing pumps is getting a bit of a facelift. In addition to a slight color change with a darker gray housing the DOS will now come with quieter peralstic continuous use pumps in the same form factor as the origional DOS. The new Neptune DOS Quite Drive promisses to be 1.5 times quieter (4 dB) at slower speeds and 4 times quieter at higher speeds (13 dB).

Innovative and exciting products are nothing new from Biotek Marine but did you know that we are now designing and manufacturing in-house? In 2022 Biotek Marine invested in a battery of 3D printers and they are working for us around the clock.

One of the unique products we designed is called the IntelliDose that made to use with the popular Ecotech Marine Versa dosing pumps.