; impact of Global change
Plankton blooms, climate change and migration to show that changing in marine ecosystem. so ,plankton blooms is the part of reason to lead to increment of jelly fish blooms . In addition ,eutrophication makes a low oxygen And harm aquatic .So eutrophication is a noun that refers to the excessive richness of nutrients in water body or a lake. The excessiveness is due to frequent runoff from the land that causes dense growth of plant life. It can be caused naturally or by human. Also, the water temperature is higher resulting in accelerated growth of jellyfish . its Contraction when malnutrition.