To provide a self-drying apparatus for nori-cultivation capable of performing self-drying and automatic inundation of net cracks, reducing labor strength and aquaculture cost and improving the quality of laver.SOLUTION: The self-drying apparatus for seaweed farming comes a hollow rod 6 and a floating rod 8, one end of the hollow rod 6 is fixedly connected vertically to the middle part of the floating rod 8, and at the other end of the hollow rod 6 Has a plurality of stabilized tail wings 15 of a plurality of stable hollow bars 6 uniformly along the circumferential direction of the rod body and a large floating member 7 is covered over the hollow rod 6 between the tail wing 15 and the floating rod 8, A tension rope 12 is provided between the ends of the tool 7 and the floating rod 8, and a drying route cable 10 is provided in the hollow rod 6 to pull up the floating rod 8 together with the large float 7 along the axis of the rod. Also, the self-drying apparatus for cultivating nori is contained in a tidal difference self-drying full-floating laver aquaculture apparatus.(FIG.【課題】網ひびの自己乾燥と自動浸水を行うことができ、労働強度と養殖コストが低減され、海苔の品質が向上する海苔養殖用自己乾燥装置を提供する。【解決手段】海苔養殖用自己乾燥装置は、中空棒6と、浮遊棒8とを含み、中空棒6の一端は浮遊棒8の中間部と垂直に固定連結され、中空棒6の他端には棒体の円周方向に沿って均一に多数の安定した中空棒6の尾翼15が設けられ、尾翼15と浮遊棒8間の中空棒6の上方に大きな浮具7が被せられ、大きな浮具7と浮遊棒8の両端間に引張ロープ12が設けられ、中空棒6内に棒体の軸線に沿って大きな浮具7と共に浮遊棒8を引き上げる乾燥ルートケーブル10が貫通して設けられる。また、前記海苔養殖用自己乾燥装置は、潮差自己乾燥式全浮動(full-floating)海苔養殖装置に含まれる。【選択図】図2