A. Guide Questions:
1. What biotic components can be found in estuaries?
2. Name the role in ecosystem of the biotic components found in estuaries.
3. What characteristics of the abiotic factor in estuaries make it suitable for spawning?
4. What are the abiotic factor disturbances mentioned in the paragraph?
5. How do the abiotic factors affect in the life cycle of fish species?
B. Write the definitions of the underlined words used in the paragraph.
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