Cook Island Helfrich firefish shows up again in the Diver’s Den

What can we say? The “true” Helfrich firefish from the Cook Istlands is a fish that we just can’t get over. For the longest time the Helfrich firefish, Nemateleotris helfrichi was the holy grail of dartfish and over the years…

Bioluminescent plankton: aglow in the ocean

If you’ve had the unique privilege of witnessing bioluminescent plankton while diving at night, you know firsthand how beautiful the underwater light show can be. For those of us who haven’t experienced it, this unique phenomenon. So what makes this…

Double Bright LED lights from Marineland might trigger the mass adoption of LED

The Double Bright LED aquarium light from Marineland is starting to arrive at retailers nationwide and when you see the striplight at your LFS,  you will give it a second take even if you are not in the market for…

Spawning Hamlets caught on video taking turns as male and female

Hamlets of the Hypoplectrus genus are a small group of colorful fish from the Carribean Sea. Hamlets come in a few very bright yellow or blue colors and although they are affordable and readily available, this genus is still not…

Dennerle’s first new Nano saltwater light, more to come?

Dennerle is a company out of Germany that produces aquarium products in the freshwater world. They might have taken the first step in positioning themselves into the saltwater market. Their first new light shown above was released recently for nano…

PacificSun lights slated to get the Cree XP-G and XP-E royal blue LED makeover

The PacificSun LED printed circuit board above might seem innocuous enough but the excitement lies in the fact that those LEDs are Cree’s latest and greatest. PacificSun’s new panel will be using the highest performing XP-G whites at 130 lumens…

Reef Builders Podcast #3 February 2010

This installment of the Reef Builders podcast (episode #3) has myself,  Jake Adams, and Brian Blank talking about exciting things that happened in February 2010 in the industry we all know and love. Sit Back, relax and enjoy the show.…

Sicce Synchra 1 vs. Maxijet Utility 1100, a visual comparison

In the left corner the Maxijet Utility 1100 pump is rated at 294 gallons per hour, up to five feet of head and it draws a maximum of 21 watts of power. In the right corner the Sicce Synchra 1.0…

Banggais in Lembeh and Maculosus in the Mediterranean, these fish are a long way from home

You know why Pterapogon kauderni is called the Banggai cardinalfish? Because originally it was found only around the Banggai Islands of Sulawesi, Indonesia. After several years of reported sightings of banggai cardinalfish a long way from home, the snapshot above…

Dubai Aquarium springs a whopper of a leak, parts of the mall evacuated

One of the largest aquariums in the world, the Dubai Mall Aquarium has sprung a torrential leak that threatened the safety mall visitors. Eyewitnesses say they first saw a crack in the glass with a little bit of water leaking…