Phytoplankton Bloom

Nov. 25, 2024

The research found that drought in southern Africa’s drylands had caused the strongest phytoplankton bloom in about 27 years, south-east Madagascar.

About Phytoplankton Bloom:

  • Phytoplanktons are microscopic plants, but they play a huge role in the marine food web.
  • Like plants on land, phytoplankton perform photosynthesis to convert the sun’s rays into energy to support them.
  •  Phytoplankton bloom
  • Phytoplankton population explosion-blooms occur when sunlight and nutrients are abundantly available to the plants.
  • When light, nutrients and other conditions, such as temperature, are at the best level for phytoplankton, they can rapidly multiply and flourish. This leads to the development of phytoplankton bloom.
  • They grow and reproduce to a point where they are so dense that their presence changes the color of the water in which they live.
  • Blooms can be quick events that begin and end within a few days or they may last several weeks. 
  • Ecological significance
  • Phytoplankton is estimated to produce about 50 percent of Earth’s oxygen.
  • They have a crucial role in the global carbon cycle.
  • They provide an essential food source for organisms like zooplanktons.
  • Just like terrestrial plants, they grow more in certain seasons.

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