Research area and location of each baited camera deployment. Yellow stars indicate the deployment location of baited cameras. Magnified map shows the estimated diffusion ranges of odours from BC1-10 (blue) and BC2-10 (red). (A) Period between BC1 landing and first arrival of the sleeper shark at BC1; (B) first stay of the shark at BC1; (C) first travelling period; (D): first stay at BC2; (E) second travelling period; (F) second stay at BC1. This map was created using QGIS software version 2.14.10 (https://qgis.org/) and bathymetric data M7001 supplied by the Japan Hydrographic Association (https://www.jha.or.jp/en/jha/).