You can kind of figure it out if you know what time of day your layers lay and how the other chickens respond. If you stick your head out the door and all of them are fully erect and concerned, it isn't an egg song, it is a potential problem. However, they have done this with deer, squirrels...
Yeah...roosters are loud. They are also a liability if you let them free range. Like dogs, they can be very unpredictable in who they attack and why.
At best, you can try to amend the regs to 1 rooster per plat larger than a 1/3 of an acre. Smaller than that, implies it is just too dense to...
Bielefelders and ISA Browns are very human friendly in my experience. I had less luck with Jungle Fowl, Barred Rocks, and some mutt Easter Eggers. Not that they were mean, but they just wanted nothing to do with me. The other two breeds would actively seek me out.
Cackle is a good hatchery. I bought some Bielefelders from them earlier in the season and they actually sent me an extra female. Good because one of my females died a few days in. I think it was a congenital issue. All she did was scream for the three or four days she was alive and then then...