Fog is the sea's blindfold, a gray curtain that erases the horizon and transforms the known into the ominous. In poetry, it symbolizes confusion, obscurity, and the loss of all bearings—the internal and external mist that shrouds purpose. The foghorn's mournful bellow and the muffled sounds of unseen dangers create an atmosphere of dread and suspense. Poets use fog to explore themes of disorientation, the isolation of the self when all familiar landmarks vanish, and the slow, creeping anxiety of waiting for a visibility that may never come. Its eventual lifting is a powerful image of sudden clarity and relief.

Fog is the sea's blindfold, a thick, obscuring cloud that erases the horizon, blurs all boundaries, and turns the familiar into the ominous. In poetry, it is the preeminent symbol for confusion, disorientation, and the loss of all bearings, both physical and moral. The foghorn's mournful, searching bellow and the muffled sounds of unseen dangers create an atmosphere of dread and suspense. Poets use fog to explore the anxiety of isolation when all navigational landmarks vanish, the internal "fog" of grief or trauma that clouds perception, and the slow, creeping dread of waiting for a clarity that may never arrive. The lifting of fog is therefore a moment of profound relief, a sudden return to order and meaning.