"Sub-Mariner - miniseries written by Shooter and drawn by Alan Weiss is semi-completed and back on schedule." (Amazing Heroes #16, 1982)
Unfortunately, I don't know what happened to this limited series. I posted a question on Jim's blog, maybe I'll get an answer...
I grabbed these images from Attack at Don! Blog. A great blog you should check out.
(http://dchudson.blogspot.com/2007/06/unseen-alan-weiss.html). This artwork was produced after his short stint on The Might Avengers in 1982.