Food on Coral Reefs
Food on Coral Reefs PAD 3003-01
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This 3 page Class Notes was uploaded by Leah Burkett on Saturday October 10, 2015. The Class Notes belongs to PAD 3003-01 at Florida State University taught by Jiasheng Zhang in Fall 2015. Since its upload, it has received 15 views.
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Date Created: 10/10/15
Food on Coral Reefs Styles of foods acquisition on coral reefs Swimming and drifting predators mobile prey Predators usually have streamlined bodies Defenses against predators Hard shell Toxic bristles Ink clouds Camou age Herbivores Defenses against Herbivores Hard parts Toxins Filter Feeders That extend ltering apparatus in to the water They pump water through their body Deposit Feeders Worms sea cucumber Reliance on symbiotic microbes Sea slugs giant clams corals Unfair advantages of humans gathering food from coral reefs Metal weapons SCUBA When mechanism of defense against being eaten is not used by coral reefs B Producing hard parts C Producing toxins D Growing quickly IIAAI IIA Which of the following groups does not have nay members that acquire food by ltering it from the A Sponges B Sharks C Whales D Segmented worms Give one examples of a coral reef organism that acquires food in each of the following ways LJ39gtLJLJII I Herbivore l carrot sh sea urchin Predation l squid jelly sh sharks Primary production plants algae sea grasses Filter feeding l worms clams oysters Depositfeeding l sea cucumbers worms Dynamics of Reef growth and Regeneration Happens in a line 5 0f COI39al reaf processover time Coastal Open Water The shallow reef crest waves to seaward and calm lagoon to landward vigorous growth of corals and coralline red algae Below the reef crest buttresses of dense live coral alternate with sediment lled channels Shapes of corals Suit them for coping with different environmental challenges 0 Platelik FoHaceous Columnar Massive o Branching Freeliving o Encrusting Growth of coral Reefs Involves Growth of coral Growth of other calcium carbonate producers Cavity and sediment production by excavating organisms rubble production by storms Sediment production by gazers Stabilization of rubble by sponges and algae and ling of gaps with sediment Cementation by stabilized rubble of encrusting coralline red algae Colonization of small coral Coral skeletons are Growth of corals turned into sediment by BreakDown excavating organisms like boring sponges and clams make cavities in coral and turn A Boring clams sold carbonate to sediment B Boring sponges C Feeding shes D Grazing sea urchins E Stabilization loose coral rubble generated by storms is stabilized by sponges and algae and sediment lls in the gaps Sponge fragments stabilize rubble Cementation as they grow encrusting coralline red algae cement Corals colonize the stabilized structure Hurricanes are a normal though intense part of life for coral reefs Hurricanes cause enormous damage to reefs but Regeneration of coral reefs What coral colony shape is best for after hurricane damage each of the following situations on a coral reef I A Almost always requires 1 low light levels in deep water human intervention platelike B Is best accomplished 2 Hurrlcane waves using underwater cement 3 Chronic rough water at the crest of Q Can usuaiiy be complete the reef I within a few years 4 Areas near shore where sediment is Virtuaiiy impossible from land is washed into the water and reef s are very rare in every tlme It rams areas where hurricanes occur E