Marine habitat and coral reef background review worksheet
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MICDS Marine Ecology 2011: Reading Review Marine Habitats 1. What do all marine habitats have in common? What are other factors that determine the success of a marine habitat? __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________ 2. Fill in the table summarizing key features of different marine habitats Type of habitat Intertidal zones Sandy shores Rocky shores Mangrove and salt marshes Sea grass meadows Coral reefs Features Common organisms Marine Habitats Critical Thinking 1. Create a diagram or write a paragraph illustrating the interconnectedness of the physical and biological features of marine habitats. Coral Reefs Review 1. In your own words, explain Darwin’s theory about the structure and distribution of coral reefs. __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ 2. Complete the table below summarizing key features of the different types of reefs and reef variants. Reef type Description Picture/drawing Fringing Reef Barrier Reef Patch Reef Spur and Groove Reef (not in article) Cays 3. Draw a picture showing the three distinct zones of a coral reef. 4. What is the optimum temperature for most coral reefs? 5. In your own words, summarize (<6 sentences) the biology of the coral reefs. __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ 6. Describe the symbiotic relationship between corals and zooxanthellae. __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ 7. What happens to coral that loses its Zooxanthellae? __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ Critical Thinking 1. What factors might account for the fact that the vast majority of atolls occur in the Indian and Pacific oceans and that atolls are rare in the Atlantic? __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ 2. What factors may affect the overall health of coral reefs? __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ ** Note that we will discuss species diversity of marine vertebrates and invertebrates on the first day of class.
