This is a typical rocks that can be found near seashores. It is largely covered by barnacles and mosses.

Some barnacles are alive while some have became empty shells leaving a hole.

To texture a rocky seashore? This texture is absolutely a good choice.

To achieve a better result, I'd recommend to use it with the height map as well.

It is a ground near seashore. This seashore is entirely covered by yellowish sand.

Due to uneven surface, sea water is trapped in some holes creating water puddles in this sandy land.

Water and wind marks can also be found on the beach.