Birdwatching Plein air By: sathyapriya Category: My Sketching journeyTagged: Floating Wetland, landscapes, Paintings, plein air, Sengkang, Singapore, Study 2013, water December 9, 2013 An 1 1/2 hour study ( on Saturday) in oil in the bird-watching spot of Sengkang Floating Wetland, can see lots of White Herons on the trees. They keep coming seasonally to the same place, usually a lot more than seen in the photo here.