淡たん水すいダイビング

noun

freshwater diving

Diving in freshwater environments such as lakes, rivers, or quarries, as opposed to saltwater diving.

• 淡たん水すいダイビングでは浮ふ力りょくの調ちょう整せいが海かい水すいより難むずかしい。

  In freshwater diving, buoyancy control is more difficult than in seawater.

• 彼かれは湖みずうみで淡たん水すいダイビングのライセンスを取とった。

  He got his freshwater diving license at the lake.