Smart ATO Nano HOB from Auto Aqua Review

Making up for lost water due to evaporation is one of the most important functions required of saltwater aquariums and there’s a myriad of ways to accomplish this. AutoAqua is one of the companies that’s been the most focused on…

Smart ATO Nano has a Unique Hang On Back Design

The Smart ATO Nano is the latest new form factor from AutoAqua, the company that dove headfirst into shaking up the auto top off device segment of the aquarium market. AutoAqua first made its mark with the very small Smart…

Reefology ATO: Using Float Valves for Auto Top Off

After you’ve learned how to mix proper seawater for your marine/reef/saltwater aquarium, the next most important concept to understand is the management of evaporation, and the automatic replenishment of water lost to evaporation. Whether you have a nano aquarium with…

Installing a Gravity Fed Auto Top Off System [Video]

Making up for water lost to evaporation is probably the most immediate and frequent ‘chore’ of any aquarium, and since it’s such a simple action it’s one that most aquarists are happy to automate. The need to keep liquid reservoirs…

Top 5 Tips to put a Reef Aquarium on Cruise Control

As long as I’ve been keeping aquariums, I’ve always wanted more than one, or two, or five assorted freshwater, fish, and reef tanks. As you’ve read in the blog and seen in our videos, I also like to travel and…

EHEIM Waterrefill Uses Completely External Water Sensor

The Eheim WaterRefill is a boxy looking Auto Top Off kit which could be forgiven for appearing like just another ATO, but it’s actually using a relatively new approach to sensing water level in aquariums. As far as we can tell,…

Smart ATO Duo Packs Two Optical Sensors in One Tiny Package

The Smart ATO Duo is a new anti-evaporation device from Auto Aqua which brings even more safety and reliability in this important component of aquariums. The Smart ATO Micro has been such a great top off sensor we’ve been wondering for…

Salty Q&A: How Do You Make Small Salinity Adjustments?

Saltwater Smarts visitor Andrew had the following question about our post titled “5 Tips for Maintaining Stable Salinity in a Saltwater Tank.” Since we get similar questions quite frequently, we thought it might be helpful to elaborate on our response…

The Pros and Cons of Using a Marine Aquarium Cover Glass

To put a lid on it or not to put a lid on it, that is the question! Okay, with profuse apologies to the Melancholy Dane, the point I’d like to mull over in today’s post is whether it’s a…

4 Marine Aquarium Problems That Sneak up on You

There’s an old saying that only bad things happen quickly in a marine aquarium. That’s certainly true enough, but it’s also important to keep in mind that some problems that can affect the health and wellbeing of livestock tend to…