ESSEX BIRD-MIGRATION. 203 11th/12th March, Kentish Knock : A few with other species all night. Wind N.1; thick mist. 12th March, Kentish Knock : A few with other species about the ship all day. Wind W.1; thick mist. 13th/14th March, Kentish Knock : A few with other species all night. Wind S.W.2 ; thick mist. 26th March, Kentish Knock : Many to N.W., 6-9 a.m. Wind S.W.3 to S.S.W.2 ; cloudy. 27th March, Kentish Knock : Large numbers with other species to N.W., 6.30 a.m. to 1 p.m. Wind W.2; cloudy. 3rd April, Kentish Knock: Many with other species to N.W., 12.30-4 p.m. Wind calm to S.3. 6th April, Kentish Knock : A few with Sparrows to N.W. at 9 and 10 a.m. Wind W.4; cloudy, misty. 7th April, Kentish Knock : Many with other species to W. and N.W., 8 a.m. to 2.30 p.m. Wind N.N.W.2 to N.2 to W.2 to S.S.W.3; cloudy. 4th October, Kentish Knock : A few to W.N.W. at 4 p.m. Wind N.E. 2 ; cloudy. 6th October, Kentish Knock : A few at noon to W. Wind S.S.E.3 to S.S.W.1; cloudy. 22nd October, Kentish Knock : Thirty to W. at 10 a.m. Wind S.E. 4 ; overcast, clear. 25th October, Kentish Knock : Smaller flocks with other species to W. during the day. Wind W.N.W. 1 to 3 ; thick mist. 1st November, Kentish Knock : Several large flocks with Skylarks to W. during the day. Wind N. 4 to 5 ; cloudy, clear. 3rd November, Kentish Knock : Several large flocks with Starlings and Skylarks to W. during the day. Wind N.N.W. 4; thick mist to 1 p.m., cloudy, clear after. 1913. 14th March, Kentish Knock : Several with Skylarks to N.W., 7 a.m. to noon. Wind S.W.4 to 5 ; overcast, clear. 22nd March, Longsand : Several with Sparrows during the day. Wind S.W.4; clear. 24th March, Kentish Knock : A few to W. at 2 p.m. Wind N.E.4 to N.N.E.4 ; clear. 29th March, Longsand : A few with Starlings at 10 a.m. Wind E.S.E.4 ; misty rain. 31st March, Kentish Knock : Some at 11.30 a.m. and large