A clump of seaweed floats near the ocean surface, each leaf with a wavy edge and a slightly darker center. It could appear on a beach cleanup website as a symbol of natural debris.
Part of the
Sea Life Set SVG collection,
in Animals.
Download the Seaweed vector as a ready-to-edit .svg file —
it scales to any size without losing quality and can be recoloured in any
vector editor or straight in CSS.