Saltwater Smarts is a unique online resource created by long-time aquarists Chris Aldrich and Jeff Kurtz to inspire and entertain a new generation of marine aquarium hobbyists while helping them acquire the reliable, authoritative knowledge base they need to succeed with a saltwater system. By clarifying key concepts, techniques, and terminology, as well as sharing expert insights from fellow enthusiasts and industry professionals, Chris and Jeff hope to promote a more accessible, sustainable, and enjoyable marine aquarium hobby. Read more about our mission and the contributors who are part of our team.

Recent Blog Posts

The Most Important Takeaway for Novice Marine Aquarists

The Most Important Takeaway for Novice Marine Aquarists

I was recently perusing a popular saltwater aquarium forum and came across a post from a novice hobbyist who is considering making the switch from freshwater to saltwater aquarium keeping. He had heard that the saltwater side of the hobby can be exorbitantly expensive and wanted to know which of a list of devices other forum members would consider indispensable to success.…

Salty Q&A: Need Advice on GFO Use

Salty Q&A: Need Advice on GFO Use

Q: I’m thinking about using GFO in my reef tank, but this product is new to me, so I have a few questions before I go ahead and buy it: Does GFO really do a good job of lowering nitrate and phosphate? Can I just put this product in a media bag and place it in my tank?…

Plan for an Accessible Saltwater Aquarium

Plan for an Accessible Saltwater Aquarium

There’s a lot to consider when planning a new saltwater aquarium system—where to site the tank in your home, what sort of livestock you’d like to keep, what equipment will serve your needs best, how to gaslight your significant other into believing the system isn’t new at all but, in fact, has been there all along, etc.,…

Don’t Underestimate the Individuality of Marine Fish

Don’t Underestimate the Individuality of Marine Fish

A certain degree of behavioral variability is often seen among individual specimens of the same fish species. But what exactly do I mean by this and why does it matter to marine aquarium hobbyists?

The type of “behavioral variability” I’m referring to here is not, for example, an obligate corallivore butterflyfish (e.g.…

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