Bioinformatics implements the use of biology, computational mathematics, computer science and information technology. Through the combination of these methods, scientists are able to store and compare the information from all kinds of species and how they evolve. The complex and voluminous data of biodiversity can be digitalised for easy accession, analysis and interpretation. It makes easy survey, documentation and measurement of biodiversity data. The data bases, management and their applications in general as well as in relation to biodiversity and conservation are discussed.