Surveyors-Seismic is a subdivision of the Surveying Services industry that specializes in the measurement and analysis of seismic activity in the earth's crust. This industry is responsible for providing data and information to a variety of clients, including oil and gas companies, mining companies, and government agencies. Surveyors-Seismic professionals use specialized equipment and techniques to measure and analyze seismic activity, including the use of seismographs, geophones, and other tools. They also use computer software to process and interpret the data they collect, and to create detailed maps and reports for their clients. The work of Surveyors-Seismic professionals is critical to the safe and efficient operation of a variety of industries, and requires a high level of expertise and attention to detail.