We request that any users of this dataset please cite the two associated articles: Rymansaib, Z., Thomas, B., Treloar, A. A., Metcalfe, B., Wilson, P., and Hunter, A., 2023. A prototype autonomous robot for underwater crime scene investigation and emergency response. Journal of Field Robotics, 40(5), 983-1002. Available from: https://doi.org/10.1002/rob.22164. Nga, Y. Z., Rymansaib, Z., Anthony Treloar, A., and Hunter, A., 2024. Automated Recognition of Submerged Body-like Objects in Sonar Images Using Convolutional Neural Networks. In: Remote Sensing, 4036. Available from: https://doi.org/10.3390/rs16214036.