Eagles, Wigeons, Buffleheads, Northern Shovelers. . . at Centennial Beach in Delta, BC.

I saw this Great Blue Heron stalking something at Centennial Beach in Delta, BC, today. I watched and waited, and whack! Down the hatch. . .

I spent at least an hour following this Northern Harrier around as it patrolled fields and marshes at Centennial Beach  in Delta, BC.