Best of Finding Nemo's Dory (Finding Dory) - YouTube
A Finding Nemo Quote For Every Occasion | Oh My Disney
In Finding Nemo (2003), Gill is a moorish idol. This species is known to not handle captivity well, so him being the one who constantly comes up with escape plans makes sense. :
Finding Dory - Wikipedia
Blu-ray Review – “Finding Nemo” Collector's Edition | BlakeOnline.com