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jeff kurtz
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Turning Up the Heat on Tropical Saltwater Aquariums

The vast majority of saltwater aquarium hobbyists choose to keep fish and invertebrates that were collected on and around tropical coral reefs. Thus, if they want to keep their marine livestock alive and thriving, it’s essential that they maintain tropical…

Buying Marine Fish and Inverts: LFS vs. Online

Once a new saltwater aquarium is up and running, fully cycled, and ready to receive fish and/or invertebrates, the hobbyist has the choice of buying livestock from a local fish store (LFS) or from various online sources. Both options are…

The Ebb and Flow of Marine Aquarium Water Movement

Water on the coral reefs is ever on the move. Constantly shifting currents, changing tides, and rolling or crashing waves make for quite a dynamic environment that saltwater aquarium hobbyists must attempt to recreate in their systems for the health…

The What and When of Feeding Saltwater Fish

Feeding time is one of the most rewarding aspects of keeping saltwater fish. Let’s face it, fish don’t exactly reciprocate affection the way dogs and cats do. The closest we can really get to interacting with them is when we…

5 Ways to Save Money When Starting a Marine Aquarium

A top-of-mind concern for virtually every first-time saltwater aquarium keeper is the high price tag that can accompany marine systems. And there’s no question that the saltwater aquarium hobby can get pricey. Every piece of equipment you shop for produces…

9 Tips to Maintain a Healthy Marine Fish Aquarium

There’s no better teacher than experience, and with nearly a half century of saltwater aquarium keeping under his belt, Richard “Dick” Hilgers certainly has plenty of experiences to share! Currently the owner of The Cultured Reef, a coral-aquaculture facility located…

The Benefits of Buying Captive-Bred Marine Fish

On the freshwater tropical fish market, the majority of species sold are captive-bred, either on a large scale by commercial fish farms or by dedicated hobbyists. Relatively few species are still collected in the wild. However, on the saltwater side…

Saltwater Aquarium Water Change: a Maintenance Cornerstone

When it comes to maintaining exceptional water quality and healthy, vibrant livestock, marine aquarium hobbyists have no greater ally than the humble water change. No filter, skimmer, reactor, ozonizer, UV sterilizer, or any other “izer” should be considered a substitute…

The Wonders of Vinegar for Aquarium Cleaning

Though the saltwater aquarium hobby certainly has its share of costly, high-tech equipment and gadgetry, not all the tools we use are quite so complicated. In fact, one aquarium-maintenance workhorse not only costs next to nothing, but is also about…

Burrowing Beauty: Yellowhead Jawfish (Opistognathus aurifrons)

Since I first set eyes on a wild specimen while scuba diving in the Florida Keys, I’ve been enamored with the yellowhead, a.k.a. pearly, jawfish (Opistognathus aurifrons). Though not the most chromatically gifted fish in the sea, this burrowing beauty…