Metridii and a well camoflaged crab:
Me, all dressed up for cold water:
The images you see on the screen are just a bit bigger than life size.
If you click on them, you can see the critters much enlarged.
Corionactis - Strawberry Anenomie
Orange Cup Coral
Another cup coral (I think)
Arm of a sea star
Arm of a bat star, with body in background