Top-down aerial view capturing the intersection of a sandy beach and shallow green sea waters, segmented by narrow groynes extending into the sea - horizontal

aerial view beach sea groynes sand patterns shallow waters coastal defense marine engineering environmental protection sediment control nature interaction water textures shoreline stabilization landscape photography coastal barrier serene nature water management natural textures ecosystem boundary barrier structures wave control sediment deposition beach conservation marine ecosystem coastal line topdown view water clarity beachfront aquatic environment sea green waters natural separator coastal preservation sandy shoreline tranquil waters environmental sustainability tidal influence clear water scenery