The Gyda Peninsula is a geographical feature of the Siberian coast in the Kara Sea. It takes its name from the river Gyda, that flows on the peninsula. It is roughly 400 km long and 360 km wide. This wide peninsula lies between the estuaries of the Ob and Yenisei Rivers. The southwestern corner of the peninsula is limited by the Taz Estuary, and across the r…The Gyda Peninsula is a geographical feature of the Siberian coast in the Kara Sea. It takes its name from the river Gyda, that flows on the peninsula. It is roughly 400 km long and 360 km wide. This wide peninsula lies between the estuaries of the Ob and Yenisei Rivers. The southwestern corner of the peninsula is limited by the Taz Estuary, and across the river lies the Yamal Peninsula. The climate in the whole area is arctic and harsh.