zentangle stylized aquarium

abstract adult alga anemone animal anti antistress aquarium aquatic art attack black body book carnivore cartoon coloring coral creature cuttlefish dangerous design devilfish diving doodle drawing evil eyes feeler fin fish flower freehand frighten giant gills horror hunt illustration invertebrate life line marine mollusk monster nature nautical ocean octopus ornament outline page plants predator reef relax scary sea seafood seaweed shoal shock squid stress stylized sucker swim tail tangle tentacle tropical underwater vector water wavy white wild wildlife zen zentangle