Clam Irritated from Target-Feeding
Bonus content from the September 2010 AFI magazine column Maxima Clam Species Profile.

DIY Live Rock Versus Natural Live Rock For Your Marine Tank
Bonus content from the 2012 Coral & Reef USA annual article Five Do-It-Yourself Reef Projects.

Aquarium UV Sterilization
Bonus content from the 2011 Marine Fish & Reef USA annual article Turn on the UV.