Northern Pits: 4 Black Terns, Grey Plover flew east, 7 Sanderling briefly (before departing north), 2 Whimbrel in evening, 5+ Tundra Ringed Plovers, Little Ringed Plover, 2 drake Red-crested Pochards still, 3+ Little Egrets and 1-2 Yellow Wagtails over.