the Knucker of Lyminster and the hole that 'has no bottom'

Sussex one. Lyminster, near Arundel. There's a pond by the church called the Knucker Hole and the old village line is that it's bottomless, connects straight to the sea, and locals would tell you it never froze and never dried even in drought. Knucker comes from Old English nicor, a water-monster (s……