a sudden increase in phytoplankton abundance and productivity that occurs in the spring due to longer daylight hours and higher nutrient availability. This bloom plays a key role in the marine food web, providing a food source for zooplankton, fish, and other marine organisms.
If the number of phytoplankton decrease the food chain would decrease in the ocean.
Phytoplankton
Sudden vasodilation
boom:a sudden increase in prosperity bust:a sudden collapse of the economy
Having a predator that preys on that certain species or something to do with the environment conditions
It is as you are Gida.
An abnormally high white blood cell count is known as leukocytosis. The opposite is leukocytopenia.
sudden increase in demand.
That would be 'spiking'
The sudden increase in invertebrate fossil diversity
A sudden increase in sexual behavior can cause lower abdominal pain in women. This is if they do things too fast.