Just what is activated carbon?
What is the best kind to buy?
How long does it last?
Should I use it in my aquarium?

General:
Marine Velvet (Amyloodinium ocellatum) is one of the more problematic parasitic diseases encountered by hobbyists

Saltwater aquarium plants add color and interest to your marine tanks and form part of any well thought out marine tank. But that’s not all they do..

Setting Up the Discus Aquarium and Induce the Fish to Spawn

Last month we looked at Discus varieties and the water conditions preferred by .....

I get lots of phone calls this time of year from pond owners distressed by having their pond water turn green ....

This is an 11 step guide to setting up a freshwater aquarium in your home.

How to approach a green water outbreak.

It is a good idea to plan ahead to be sure that the new fish you buy stay healthy and do not bring any problems into your pond. Quarantine...

This is my third test of different AquaC (1) skimmer models and both prior units were of excellent leading edge designs. The same is true of this...

The often dismissed but very necessary part of the tropical fish hobby, the infamous quarantine tank.

A few people have asked me what I use as a substrate in my plant tanks, and what is the best substrate for healthy plant growth...

Some questions have been asked of late about tank building, while I do not claim to be an expert, I have built many tanks....

Speciation is the process where new species are formed. For the last 60 years, most biologists have believed that speciation in animals took...

Are you wondering what a butterfly koi is? You try to ask the Japanese or Chinese people because they can surely give you an elaborate answer...

The breeding of Japanese koi began for me with a large pond of five thousand gallons. Early in the spring I had purchased a dozen...