The main reason for the decrease of catch and the phenomenon of small fish in the process of offshore fishing in China is ()

The main reason for the decrease of catch and small fish in China's offshore fishing process is overfishing.

Marine Ranch "Marine Ranch" refers to the use of large-scale fishery facilities and systematic management system, and the use of natural marine ecological environment to gather economic marine organisms that are artificially released. Like grazing cattle and sheep on land, marine resources such as fish, shrimp, shellfish and algae are released in a planned and purposeful way in a certain sea area.

"Overfishing" refers to the fact that a certain fish population living in the ocean is not enough to breed and replenish the population due to human fishing activities. Modern fisheries catch more marine life than the ecosystem can make up, which leads to the ecological degradation of the whole marine system.

Fish management

China's fishery administration has existed since ancient times. After the founding of People's Republic of China (PRC), fishery administration was stipulated in fishery laws and regulations, and fishery administration institutions at all levels were set up, equipped with corresponding personnel and facilities. Fishery administration is the administrative supervision and management of fishery, fishery waters and aquatic resources within the jurisdiction of the state according to fishery laws and regulations.

Fishery administration is generally regarded as the abbreviation of fishery administration, which belongs to the category of national administration and is also an integral part of modern management science. Fishery management is an important part of fishery management. Fishery management generally includes fishery economic management. Fishery technical management and fishery administrative management, etc.