Seachem Division Skimmer Coming Soon in Three Sizes 125, 250 & 500 ‘GPD’

The Seachem Division Skimmer is a brand new hardware product category for a company that has built its brand and reputation on making aquarium chemical additives. The announcement of the new Division Protein Skimmer from Seachem comes at the same…

It’s Always Fun Adding New Fish to an Aquarium [Video]

Aquarium hobbyists may not agree on much, like how to set up an aquarium, how to acclimate livestock, or how to efficiently deal with nutrients, mineral replenishment etc. But whether you have a freshwater tank, a reef aquarium or even…

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…

Tridacna elongatissima ‘Resurrected’ in the Western Indian Ocean

Tridacna elongatissima is a species of giant clam that was first described from the Western Indian Ocean all the way back in 1856. Somewhere along the way the characteristics of this species were thought to be synonymous with Tridacna maxima…

Our Show Fish Display Tank is Starting Hot [Video]

We talk a lot about fish, corals, clams, and to a lesser degree anemones but with the reef side of the saltwater aquarium hobby taking over, the corals are kind of displacing the other major groups of reeflife, just by…

Top 10 Reef Aquarium Stories of 2019

As we look back on the past year and even the last decade, it’s clear that there’s a growing diversity of topics that resonate with you, the Reef Builders audience, and the wider reefing community. We write over 1000 posts,…

Tridacna squamosina: First Aquarium Pictures of the Rare Red Sea Endemic

Tridacna squamosina was first described jus over ten years ago and we finally have the first solid evidence for this species in the aquarium hobby. Originally described as Tridacna costata, T. squamosina or the squamosina clam has a surprisingly distinct appearance…

All-White “Ghosted Out” Kessil A360X is Definitely Coming

Several months ago at MACNA we spotted something which really piqued our attention, and that was an all-white Kessil A360X. Since the early days of Kessil the black colored lights were reserved to the aquarium spectrum models, and the white…

Rare Tridacna squamosina Photographed by Diver in Kenya

Tridacna squamosina is one of the least known, and most recently recognized species of giant clams (sort of). A fresh new set of pictures taken by Dawn Goebbels while diving in Kenya  really showcases some nice examples of the rarely…

Reef Builders TShirt and Free Beginner Poster now Available Online!

It’s been a long time coming but we’ve finally gotten our ducks in a row to provide our fans and readers some shwag that normally, we’ve only offered in person. After careful planning and preparation we’ve partnered up with ReefTeez…