Missprissy,
Maybe your local feedstore would trade you some feed for the goslings and they could sell them there as mixed breeds for someones' table birds later on down the road? Just a thought... My feedstore is trying to clean me out of chicks every time I have a hatch these days, not being...
I know when I had geese, I collected the eggs several times a day and they were not that dirty.
I also know when I've purchased them before, they may have had some dirt on them, but not nearly that much. Hope those weren't set on for a while and gotten rolled around by mom before being...