Last thing: I have bird netting over my pond. My pond is just a kiddie pool, but their 25x25 ft yard has netting over it. I'm building them a bigger pond in a larger yard (50x50ish ft) will also have netting over it because of hawks, owls, etc.
I've seen lots of duck houses next to ponds. My duck house (which they used all of 1 night) is just a big wooden box I built out of scrap lumber. It's not cute, but I could have made it cute if I felt like it.
My coop has an automatic door. My duckies all use it fine. It lets them out in the...
Mine followed the chickens in! They have their own duck house, but they decided they prefer the coop. Started on day 2 after I put them outside.
Now, my Runner Figgy will go in the coop when it gets dark and quack her little duckie head off until the rest of her sisters come in, too. It's...