panning spot

When I am on ginger island the game will play the sound that indicates a panning spot has appeared but the sparkles in the water do not appear, so I can‘t pan. I have checked this with the river on the farm and the dig site and have never seen a panning spot with the sparkles.

I panned on a lucky day, got the lucky ring and noted the location/the times of the panning spot i got it from (7:50am left side of the standard farm lower pond). Before the day ended I quit the game because I had things to do and wanted to reload the day later and get the lucky ring. Normally...