长期以来，中外史学界对《开元末》、《元一统志》中的“北浸鲸川（一作州）之海”一语多有论及，但由于没有对有关史料梳理清楚．对而本应用中造成很多失误，尤其是对这一海域的得名和位置见解不一，使人莫衷一是。本文根据有关史料，对与此相关的几个问题提出我们初步的看法? For a long time, Chinese and foreign historians have more than one word about “the sea of ​​the North Baptist Whale (a state) in the late Kaiyuan” and “the unification of the Yuan Dynasty”, but they did not clarify the relevant historical data. This application resulted in many mistakes, especially for the name and location of the sea of ​​opinion, it is incomprehensible. Based on the relevant historical data, this article put forward our preliminary opinions on several issues related to this issue.