50 The Essex Naturalist Date Location Sex Length Ref 27/2/1960 Brightlingsea F ? FCF 8/1960 Burnham ? 1.37m FCF 19/4/1962 Walton ? 1.17m FCF 2/4/1963 Walton ? 1 Southend Museum 18/5/1963 Walton F 1.37m Southend Museum 29/4/1964 West Thurrock F + calf ? FCF 30/9/1965 Rainham ? ? FCF 21/4/1966 Bradwell ? 2 involved 1.52m FCF 22/1/1967 Walton ? ? MCS 16/2/1967 Walton ? 1.24m MCS 9/3/1969 Great Wakering ? ? M.Drake 8/8/1969 Walton ? 1.37m MCS 28/10/1971 Walton M 1.04m MCS 29/10/1972 Jaywick ? 1.52m MCS 2/3/1975 Clacton F ? MCS 25/1/1976 Great Holland ? 1.22m MCS 29/11/1979 Bow Creek ? 1.35m MCS 11/7/1983 Pewit Island ? ? MCS 4/2/1986 Great Holland M 1.50m MCS 20/1/1989 Clacton Pier ? ? MCS 9/3/1989 Clacton Pier ? ? MCS 17/7/1989 Heybridge Basin ? ? MCS 20/7/1990 Osea Island ? ? MCS 13/5/1991 Foulness Point ? ? MCS 16/9/1991 Clacton ? ? MCS 16/9/1991 Great Holland ? ? MCS 11/1991 Old Hall Marshes ? ? RSPB 20/12/1991 Bradwell ? ? MCS 30/6/1992 Thorpe Bay ? ? Southend Museum 15/3/1993 Foulness ? ? BMNH 28/3/1994 Gunfleet Sands ? ? BMNH 7/7/1994 Hamford Water ? ? BMNH 26/4/1996 River Colne ? ? BMNH 13/1/1997 Shoebury ? ? BMNH 22/4/1997 Harwich ? ? BMNH Common dolphin (Delphinus delphis) L. There are two confirmed records. An individual found at East Mersea on 1st August 1990 could not be separated from the striped dolphin (Stenella coeruleoalba). Date Location Sex Length Ref 12/3/1938 Clacton ? 2.74m FCF 8/3/1993 Foulness Point ? ? BMNH