海事安全官员警告船员，由于海浪和不可预测的水流，穿越河流和港口入口处的沙洲会有风险。 Marine safety officials warn boaters of risks associated with crossing sand bars at river and harbor entrances due to swells and unpredictable currents.

海事安全官员警告船员穿越河流和港口入口处的沙洲存在风险，那里的海浪和不可预测的水流可能引发倾覆事故。 Marine safety officials warn boaters about the risks of crossing sand bars, located at river and harbor entrances, where swells and unpredictable currents can cause capsizing incidents. 新西兰海事局、海岸警卫队和港务长敦促船员在穿越这些由沙子、淤泥和泥浆构成的水下山丘时注意自己的责任。 Maritime NZ, Coastguard, and harbourmasters urge boaties to be aware of their responsibilities while traversing these underwater hills made of sand, silt, and mud. 计划跨越沙洲的船长有法律责任管理风险并保证安全。 Skippers planning to cross a bar are legally responsible for managing risks and prioritizing safety.