Rank Badge with Egret (?)

Black and white image of a square rank badge. The badge features a large bird in flight over wavy lines representing water. The bird has a long neck and a small head. It has large wings with horizontal feather details. The bird is surrounded by curly lines and a full moon. The bottom section depicts wavy horizontal lines. The top and sides have an intricate border of Asian characters and geometric shapes. The image is by an unknown artist and titled "Rank Badge with Egret".