, sketch drawn elegant contour fish. black outline. marine theme. for coloring book, tattoo

cartoon font line drawing illustration sketch artwork diagram logo text brand monochrome calligraphy face wing drawn elegant contour fish black outline marine theme design coloring book tattoo fish vector tattoo sketch vector ocean sea illustration black marine line design outline nature contour element cartoon graphic underwater doodle art aquarium white coloring decoration style isolated symbol fishing book page print swimming collection linear drawing aquatic wildlife cute icon hand summer drawn aqua abstract