Plectranthias sagamiensis, Sagami perchlet appears at Blue Harbor

The Sagami perchlet, Plectranthias sagamiensis is another very seldom seen reef basslet which has recently made it’s way to the Japanese rare fish Mecca, Blue Harbor. These two pictures show the same specimen of Sagami perchlet displaying two color phases:…

Gratuitous midweek rare fish pr0n: Plectranthias pelicieri

We spotted this demi-god of a fish at the infamous Greenwich Aquaria. Although this species has been documented from only Mauritius and Southern Japanese waters, this specimen was imported from the Kingdom of Tonga. The video was taken several months…

Green Cabbage Coral is One Of The Best Corals for Beginners

If you’re completely new to reef aquariums or have had a bad run of coral deaths, our featured coral, the Cabbage Coral, is a great coral to add to your tank. As the common name suggests this soft coral looks…

Is the Okinawa Chromis the Rarest Most Expensive Damselfish in the World?

High-end marine fish retailer Unique Fins has informed Reef Builders that it has imported (and sold,) a super rare Okinawa Chromis, Chromis okamurai, From Japan. Chromis okamurai was previously only known from a single specimen dredged in 1979 from the…

Serpentine Gobies are a Rare Import from Japan

Singaporean retailer Iwarna Aquafarm is offering an interesting fish originating from the temperate shores of Japan. Pterogobius elapoides goes by several names including Serpentine Goby, Brown Barred Hover Goby, or simply Kinubari in Japan, and it hangs out in rocky…

How to Set Up a Nano Reef Tank

We’ve really been feeling it lately for nano tanks. We run much larger tanks for surgeonfish, but while we’re waiting for our Acros to grow in those we like to have some low-cost fun and set up nano tanks as…

Show soft corals some love with a shallow lagoon tank

We don’t show enough of our tanks from the other side of the Atlantic so I thought I would show my own little project from the UK – this 200 liter/52 gallon soft coral-dominated lagoon tank. It was devised over…

Pyronotanthias, Nemanthias and Mirolabrichthys help to Sort Out the ‘Classic’ Anthias Species

Anthiadines have had a taxonomic shake-up this week with 18 Anthias species being reclassified into three other genera, one of which is completely new. Dr Anthony Gill of the University of Sydney has been sifting through what was the sixty-plus species…

Top 10 New Fish Species of 2021

We’re getting down to the last few days of this year’s fabulous Blue Harbor catalog which means it’s high time we start rounding up the best news of 2021, beginning with the new fish that came to light over the…

The Acan Garden Nano Reef and the Jump LED Lighting It

In todays video we take a closer look at this Acan dominated reef tank, including a brand new light from Maxpect in their Jump line of aquarium accessories. A lot can be accomplished in a small space when the proper…