There are a few things I thought I should include for completion's sake, but didn't want to clutter the FAQ with. Hence this.
A Guide to Apollo's Relationships - Why is being associated with Apollo so worrying? Consult this handy list.
The Prophecies - The most important of the Sibyl's visions, plus identifiable parts of the vision collage from the 100th strip.
The Finn Theories - Who or what is Finn? A lot of readers seem to have theories. Check out a few of them here.
Buying the Art of Sea of Insanity - Interested in purchasing artwork? Take a look at what's available.
Thanks Page - Everyone who's helped contribute to SoI in some way is listed here.
A review of the comic by eSpudd.com.
A review of the comic from Sequential Tart.
Another review by the very amusing Official Time Waster's Guide (only mildly solicited ;).
The REALLY Miscellaneous Stuff
An interview courtesy of Poesy.
My tutorial for Sequential Tart on the subject of drawing breasts.
My guest strip for Sluggy Freelance.