关键词: 泥沙, 有机质, 全N, 富集

Abstract: The breeding period of blood clam in the Leqing bay was between June and August. The breeding of blood clam was closely related to the breeding type of their parents and environmental conditions in the bay area. The blood clam population was controlled by the ratio of breeding to fishing. To increase the population of the blood clam in the bay it is considered important to well breed the parent clam, to close the beach to facilitate clam breeding and protect the environment in the bay area.

Key words: Bedload, Organic matter, Nitrogen, Enichment