marine sci.

1. Marine Food chain
Name : Chavda Hitesh Harshadbhai
M.Sc marine science part- 2
Data: 01/11/2017

2. • What is food chain?
A food chain is the path by which
energy passes from one living thing
to another

3. • Producers
• Consumers
• Decomposers
What’s in a Food Chain?

4. • Food chain - linear sequence showing
which organisms consume which other
organisms, making a series of trophic levels
• Food web - more complex diagram
showing
feeding relationships among organisms, not
restricted linearly

5. Food Chain Abstraction
Phytoplankton
Copepod
Herring
Food chain Food Web

8. Oceanic Food Webs
• Food webs in the oceans vary
systematically in food chain efficiency,
number of trophic levels, primary
production

9. Productivity
Primary productivity - productivity due to
Photosynthesis.
Secondary productivity - productivity due to
consumers of primary producers.

15. • Refernce:
1. star.spsk12.net/science/k3/FoodChains
2. marinediscovery.arizona.edu/FOODWEBS
3. www.nationalgeographic.org/activity/marine
-food-chains-and-biodiversity/

16. Thank you