Create A Photo Realistic Image Of An Underwater Scene Where A Massive And Long Arm Made Of Seashells And Sand Is Reaching Directly Up Out Of The Seabed The Arm Should Appear To Be Constructed From The Natural Materials Found Within The Seabed Blending Seamlessly With The Underwater Environment While Still Being Distinctly Arm Shaped It Should Rise Up Towards The Waters Surface Giving A Sense Of Scale And Surrealism To The Scene