Aleelupton
Songster
We love our Speckled Sussex and also our Seramas! Seramas are the perfect size for any backyard chicken keeper. We also have most of the breeds you listed and I voted for Black Copper Marans, Easter Egger, Welsummer, and Wyandotte. However, our Orpingtons and Barred Plymouth Rocks are very reliable layers and very sweet. I would add Ameraucanas to your list for a blue layer.