It was found in 1998 by Dr. Phillip Maxwell, a paleontologist and stratigrapher, from the Kauru Formation of the Canterbury Basin, near the Waihao River.
Studholme is situated on the coastal plains of the Waihao River and Waimate Creek, on the shores of the Pacific Ocean and Wainono Lagoon.
Along the route of the Waimate Gorge Branch out of Waimate, the line's formation including a cutting, a bridge abutment, and some brick culverts can be located, and for about 5 km, a walkway follows the route of the line beside the Waihao River.
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Waimate Creek runs roughly eastwards, rising in the Hunter Hills before reaching the narrow coastal plain of the Pacific Ocean, skirting the west and southern side of Waimate township and then discharging metres from the sea into the Wainono Dead Arm, which links the Waihao River and Wainono Lagoon.