I suspect all his siblings were eaten by predators. He's the only one I saw for that one particular female.
In the meantime, these seven guys have made it through their first day out. Many of the predators don't begin to pick them off until they're at least three or four days old.
Here's the mom with one of these cuties:
Snowie had her ducklings today, but they were not out of the nest, so I couldn't really get a picture of them. They were terrified of me and hid under mama's feathers to hide.
This one has a little mask.
No signs of goslings, yet.