The dataset comprises: species records from benthic surveys commissioned by SNH or projects where SNH were a partner and the outputs are under the custodianship of SNH. Additionally species records determined from SNH analysis of third party commissioned benthic survey video footage are included. The dataset contains surveys which contributed to the Marine Nature Conservation Review (MNCR) programme, EU-funded BioMar Life project, SNH Site Condition Monitoring including broad scale surveys in support of the Natura process, surveys to establish the impact of specific activities on marine habitats and species and surveys to support the Scottish Marine Protected Areas project.