Sunday, February 10, 2013

Plankton

Plankton are extremely important to the ocean and also to man. In the ocean these small plants are the beginning of the food chain. As plankton grow and multiply, small fish and other animals eat them as food. Larger animals then eat these smaller ones. Also by looking at ocean color images rich in plankton  people in the fishing industry often find great fishing spots. Plankton also show scientists where ocean currents thoroughly provide nutrients for plant growth. 
Plankton have a major effect on the fishing industry. All fish eat plankton, the more fish eat, the heavier and more healthy they become. This is positive for fisherman because the healthier and heavier fish are when they are caught, increase the profit made off of them.  

Most Phytoplankton can be separated into two groups, known as the
Diatoms and Dinoflagellates. Diatoms are single-celled alga that contain a cell wall of silica. Dinoflagellates on the other hand are single-celled organisms containing two flagella. 


Diatoms:

Dinoflagellates:





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