This paper presents the Shark calculation utilizing the refined form of calculation, PageRank look and Shark look, one of the primary energetic web calculations. Shark search has a comprehensive database mapping system that makes it easy for users to customize online maps to suit their needs. Preparatory tests appear significant improvements over the initial calculation of page rank. Recently, the internet has grown a lot. By using different hypertext connections, users can find their tools. This Internet use led to web crawlers being invented. Web-based crawlers are full text search engines that support web browsers. Such web crawlers can be used for further study. For example, the broken information can be utilized in complex systems to discover lost connections, population identification. In this paper we discussed web crew members: their design, styles and different challenges when the Web crawlers are used by search engines.