Two female green sea turtles with FP tumors (mostly around the eyes-one did have a tumor on it's flipper). Several other turtles in the area (one male, two females and one juvenile) showed no tumor growth.
Male green sea turtle with considerable tumors. He did not have good vision as a result of the tumors.
Hawaiian elegant hermit crab (in a prickly horn snail shell)
with dotted periwinkles
Hydatina amplustre -Swollen Bubble Shell, according to Hoover p. 146, http://seaslugsofhawaii.com/species/Hydatina-amplustre-a.html, and numerous photos on Flikr. With hermit crab inside.
Wavy Bubble Snail - p. 147 of Hoover's Hawaii Sea Creatures.
Photographed in a bucket