Dongtouyang is named because it is located around Dongtou Islands. It is one of the main fishing grounds of marine fishery in Zhejiang Province, also known as Dongtou Fishing Ground.
Dongtouyang, located at the mouth of Wenzhou Bay, is off the coast of southern Zhejiang outside Yueqing Bay. Beitong Chen Da and Pishanyang; South to north muntjac and south muntjac fishing grounds; In the southwest, it meets the ocean at the top of Battery Park. The water depth is within 80 meters isobath. The range is about 27 north latitude? 40′~28? 02′; East longitude Constitution Chapter III 20? 56′~ 122? 17' is about 37 kilometers wide from north to south and about 130 kilometers long from east to west, with a total area of about 48 10 square kilometers. Dongtouyang has an open sea surface, and the bottom coastline gradually inclines from northwest to southeast. Its contour lines are basically consistent with the coastline and fishing islands, and they all run from northeast to southwest. The seabed to the east of Dongtou Islands is muddy, and the seabed to the west is mainly soft mud with a small amount of sediment. Between the 35-80 m isobath, there is an offshore fishing ground (net sail fishing ground); Between10 ~ 35m isobath, there are shallow-sea fishing grounds (net laying and gill throwing fishing grounds).