A few nice marine animals images I found:
Creatures of the Sea
Image by garlandcannon
Created as a challenge response on Flaming Pear at the discussion. www.flickr.com/groups/flamingpear/
See Simply Sharon's source image "Sea Creatures" at www.flickr.com/photos/shutterin_sharon/4467050235/
Spiny
Image by denn
I am king of the world
Image by Malingering
