If you are going straight out, watch and listen closely for the many fishing boats that use this bay as a launch site (a cautionary dive flagfloat is recommended).
如果你走第一条线路，仔细留心许多以此湾作为起航点的渔船(建议使用潜水警示浮标以防意外)。
2
He also didn't think to take a float or a dive flag with him.