This study investigates the rates of successful doctorates awarded in the faculty of science at Annamalai
University in the fields of marine biology, physics, chemistry, botany, zoology, biochemistry, maths,
statistics and geology. The distribution of Ph.D theses analyzed during the period of 2001-2005. This
study led to increase the research activity at various in-depth applied researches in future. An analysis
the data revealed that the rates of differences between the subjects as a whole. Pertinent to this study
provides statisfical of doctoral research awarded in the faculty of science at Annamalai,University and
analyied chronologically, sub-field wise participalion rates by the guides and genderwise