Adnan Sofyan*, Sunarto**, Sudibiyakto**, Latif Sahubawa**
* Universitas Khairun Ternate Maluku Utara,
** Universitas Gadjah Mada Yogyakarta
Email: adsofyan@gmail.com
Marine erosion that occurred in Ternate City has a lot of harm to society, especially people who live in the coastal area. Marine erosion also causes extensive mangrove forests in some villages which are located on the shore is reduced and even disappeared. Shoreline changes was reduced due to marine erosion that vary primarily in most of the shore along the western part of Ternate City, as Gambesi on the shore, shore Sasa, shore Kastela, shore Rua, shore Taduma, shore Togafo, shore Takome. Dominantfactor of marine erosion that occurred in Ternate City is influenced by wind, tide, current, and waves. Destructive waves generally have a destructive nature, this could happen because of the destructive nature of the wave height and velocity has a very high. This was especially true in northern season.
Keywords: degradation, marine erosion, winds, currents, waves.