Prompt
"A realistic, close-up image of a Crassostrea virginica, also known as an Eastern oyster, in its natural habitat, attached to a rocky substrate in a brackish coastal water environment, with a rough, elongated, gray and white shell, approximately 20 cm in length, filtering water with its gills, surrounded by a few planktonic larvae, with a blurred background of an estuary, showcasing its importance as a reef builder, filter feeder, and habitat provider for other species."