Wednesday, June 1, 2011

Plankton

What is a plankton?
  • A plankton is any organism that moves with the current
What are two types of plankton?
  • phyto: plant like plankton
  • zoo: animal like plankton
Is a lion's mane jellyfish a type of plankton?
  • The lion's mane jellyfish is the largest plankton, it is classified as such because it has to swim with the current
Meroplankton v Heroplankton
  • Mero: lives part of its life as a plankton - sea stars, fish, crabs
  • Hero: lives it's entire life as a plankton - zooplankton, phytoplankton
Where do you find phytoplankton?
  • In the neuston zone - this is an area in the water that is at least 3ft from the surface
Where do you find zooplankton?
  • Through the Diel migration pattern - this is the pattern that some marine animals follow by going from the bottom of the ocean to the top at night.
How do plankton stay afloat?
  • using: cilia, flagella, buoyancy bubble, oil, spines, long legs
How much oxygen does plankton create?
  • Plankton's create at least 70% of the Earth's oxygen, as opposed to the 30% that plants do

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