palaemon elegans, searching for food on a stone covered with rich vegetation of green and red algae in littoral zone of black sea

active adult algae animal antenna aqua aquaculture aquarium aquascape aquatic atlantic background biodiversity biotope black clear closeup colorful concept covered crustacean decorative design ecology elegans environment exotic fauna fishkeeping flatlay food free friendly funny green instinct invasion invasive life littoral live macro marine natural nature ocean ornamental palaemon red reef rich rockpool saltwater sand sea searching shrimp space stone substrate tank underwater vegetation water widespread wild zone