Open Water Swimming Manual 在線電子書 圖書標籤: 英文  遊泳   

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Mostly concerning the perils of open water swimming instead of technical specifics, tides and waves, hypothermia and hypothermia, ocean animals. Many swimmers are unlikely to undertake open water swims in distance long enough to be affected, but it's a helpful overview of safety issues.

Mostly concerning the perils of open water swimming instead of technical specifics, tides and waves, hypothermia and hypothermia, ocean animals. Many swimmers are unlikely to undertake open water swims in distance long enough to be affected, but it's a helpful overview of safety issues.

Mostly concerning the perils of open water swimming instead of technical specifics, tides and waves, hypothermia and hypothermia, ocean animals. Many swimmers are unlikely to undertake open water swims in distance long enough to be affected, but it's a helpful overview of safety issues.

Mostly concerning the perils of open water swimming instead of technical specifics, tides and waves, hypothermia and hypothermia, ocean animals. Many swimmers are unlikely to undertake open water swims in distance long enough to be affected, but it's a helpful overview of safety issues.

Mostly concerning the perils of open water swimming instead of technical specifics, tides and waves, hypothermia and hypothermia, ocean animals. Many swimmers are unlikely to undertake open water swims in distance long enough to be affected, but it's a helpful overview of safety issues.