1. M. W. Aprahamian (1982 ). Aspects of the biology of the twaite shad,Alosa fallax fallax(Lacepede), in the rivers Severn and Wye . Unpubl. Ph.D thesis , University of Liverpool.
2. M. W. Aprahamian (in press ). The diet of juvenile and adult twaite shadAlosa fallax fallax(Lacepede) in the rivers Severn and Wye (Britain) .
3. The Growth, Abundance and Diet of O-Group Sea Bass,Dicentrarchus Labrax, From the Severn Estuary