Activated carbon is a porous form of carbon that can be used to absorb or remove dissolved organics that give water its yellow tint. Removing these materials will help with biological filtration and increase water clarity. In theory, better clarity will aid light transmission through the water [...]
Christine is an open-water SCUBA diver. We return, refreshed from our holiday break. Gary stayed home and enjoyed family while Christine flew to St. Lucia, learned how to SCUBA dive, and visited some real reefs. This week we learn what it’s like as a beginner to earn an [...]
Water chemistry is a complex subject, but it is also an incredibly important one. It governs every factor within your aquarium and is pivotal to the health of the animals living in it. While there are a good deal many other water parameters to bear in mind, we have selected those which we [...]
Symphyllia spp. coralSymphyllia are some of the most colorful large-polyp stony corals out there. Their bodies resemble Lobophyllia in many ways, but unlike lobos, they have a much more diverse color arrangement. I’ve seen them come in just about every color imaginable, and it is very common for [...]
