The guide shoaled us and then we went ashore.

向导引导我们小船进入浅水区后，带我们登了岸。

When the extinction coefficient increase, the maximum value of chlorophyll-a will be decreased and the maximum position will be also shoaled.

减少光的衰减强度，导致叶绿素最大值增加，最大值的位置下沉。