It was unusual to see a Black-crowned Night-heron out in the open like this. They usually are in a tree or hidden by undergrowth, especially if they aren’t actively feeding.
He’s standing on the interior of a pond that just two days before was under water on a high point that made an island. The pond is being drained, likely to control the growth of this grass would eventually choke the pond.
When I passed by a second time it had started to sprinkle.
The heron didn’t seem interested in feeding or taking cover from the rain, and strolled along the edge,