Marine ecology. Daoqingzhou is located between Qingzhou Bridge and Wulongjiang Bridge, with a total length of 6.82 kilometers and a total investment of 565,438+52.7 million yuan. The contents of the second volume of the seventh grade science book published by China Normal University in junior high school show that Daoqing Island belongs to the marine ecosystem. Ecology (ECO), referred to as ecology for short, refers to a unified whole in which organisms and the environment interact and restrict each other in a certain space in nature.