Young sp: The post-juvenile moult includes most of body, LC, MC, a very variable number of GC (often 2-8, but range include 0-10, although the extremes are rather rare) and no, some or all TT and RR (often only R1 and R6). A few may also include inner SS. In c. 20% of the birds, the moult of GC does not follow the regular order sequence.
Young wp: The pre-breeding moult includes body, none or some LC, none to all MC, usually 3-8 GC, none to all TT and 0-4 RR (often only R1 and R6).
Adult SC: The post-breeding moult includes the complete plumage.
Adult wp: The pre-breeding moult includes body, none or some LC, none to all MC, usually 3-8 GC, none to all TT and 0-4 RR (often only R1 and R6).