Agardhbukta is a bay between Sabine Land and Heer Land at Spitsbergen, Svalbard. It is located at the western side of Storfjorden. It has a length of about 5.5 kilometers and is a continuation of the valley Agardhdalen. The bay is named after botanist Jacob Georg Agardh.[1] [2] The river Agardhelva debouches into the bay. The coastal plain Belemnittsletta is to the east of the bay. Inside of the bay is the inlet Båtbogen.