Black and white Japanese crab and bamboo stencil. This public domain sealife image is from a vintage decorating magazine. It could easily be modified to any color you wish. Add a touch of the sea, along with a bit of Asian flair with this crab image.
This graphic was included in the January 1, 1884; volume 3 edition of The Decorator and Furnisher magazine.
This image is copyright free and in the public domain anywhere that extends copyrights 70 years after death or at least 120 years after publication when the original illustrator is unknown.