Activated Carbon in the Marine Tank - The pros and cons of activated carbon in marine aquaria.

Aqua Medic Marine System Owners - Information help and tips on Aqua Medic marine systems.

Automatic Marine Aquarium Water Refill System - Offers directions for making an automated top off system for aquariums. Includes diagrams and pictures.

Home of the Durso Standpipe - A Durso Standpipe is a device made from PVC pipe that fits in an overflow to eliminate noise. Site includes detailed instructions on how to build a Durso Standpipe with several variations. Sells premade Durso Standpipes.

Light Bulbs - Technical information on light bulbs.

Robert C. Michelson's Aquarium Circulation System - Includes information on the importance of current and details on the surge device built by the author.

The Krib - Lighting - Includes comparisons fixtures bulbs and a DIY section.