Sepia reesi was only known from the type specimen was collected in Salmon Bay, Rottnest Island, Western Australia but a complete specimen was collected west of Rottnest Island (32º00’S 115º15’E) at a depth of 146-150m.
Sepia reesi was initially identified based on a single specimen collected in Salmon Bay, Rottnest Island, Western Australia. Subsequently, a more comprehensive specimen was found west of the island (32º00’S 115º15’E) at a depth of 146-150m.