Great advice folks!
I spent 4 hours at Musselburgh today and racked up:
Goldeneye, Long-tailed Duck (at about 20 metres), Common Eider, Common Scoter, Velvet Scoter (again at about 20 metres), Red-breasted Merganser, Guillemot, Razorbill and a single Little Auk - all out on the Firth. Site nor...