From the category archives:

Dive Websites

Scupedia

by billrini on March 4, 2006

Blue Beyond

by billrini on February 28, 2006

Underwater Insider

by billrini on February 28, 2006

Eric Cheng Underwater Photography

by billrini on November 27, 2004

How Light Sticks Work

by billrini on October 25, 2004

MyDiveBook.com

by billrini on May 16, 2003