17_FoodWebs_1 - 1 Marine Food Webs I Outline Friday 1. Some...

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Unformatted text preview: 1 Marine Food Webs I Outline Friday 1. Some definitions 2. Zooplankton Groups 3. Simplifying Food Web Conceptualizations 4. Blue Planet DVD Wednesday 1. Structure of Marine Food Webs Size-Structured Food Webs Trophic Pyramid Trophic Transfer Efficiency a) exploitation efficiency b) gross production efficiency 2. Consequences of food chain length on fisheries production Definitions Pelagic : the water column environment Benthic: Bottom/Seaoor Plankton : unable to swim against ocean currents, but may move vertically in the water column phytoplankton zooplankton Nekton : able to swim against ocean currents e.g., fish, squid, sea turtles 2 Copepods Shrimp Arrow Worms Some Jelly Fish Crabs Barnacles Oysters Clams Holoplankton : Planktonic organisms that live their entire life in uid suspension. Meroplankton : Planktonic organisms that spend only part of their life in uid suspension Examples: Examples: Major Zooplankton Groups in Marine Food Webs Zooplankton Zooplankton 3...
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17_FoodWebs_1 - 1 Marine Food Webs I Outline Friday 1. Some...

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