Mayfly CK363 is a 33ft Shuttlewood smack built in 1912.

Colne Match results;

Mayfly at the Swale Match.
©Seamus Masters @glassonion68.
Mayfly at the Turkey Race 2019, West Mersea.
©Seamus Masters @glassonion68.
West Mersea Town Regatta 2004. Smack CK363 Mayfly