Nice Photos! I hope you can get a shot of an Ivory-bill do prove to the skeptics.
Your "yet to be identified hawk" sitting in the tree is a Red-shouldered Hawk. Notice the red barring on the chest.
I was having a discussion with a friend about the ivory-billed and in the dialog I decided to pull a photo of a red-pileated woodpecker out of moth balls. The photo got a number of positive compliments before If any are interested in seeing it it is at
http://www.rrbbs.com/cgi-bin/bbs/thread.pl?1-15449
or
www.whispersofnature.org
I have pics of a red-bellied woodpecker taken Saturday along the Choctawhatchee posted at
http://www.rrbbs.com/cgi-bin/bbs/thread.pl?3-2780
or at
The quest continues :)