HomeEnvironmental Conservation
GEO 260, Fall 2010
Communities, Invasive Species, and Biomes

---

Reading to be done before Class: ESBS Chapter 6
Come to class with a basic familiarity with the following concepts and ideas:
Competition, predation, parasitism, herbivory, mutualism, amensalism, commensalism, trophic levels, primary consumer, secondary, tertiary consumers, herbivores, omnivores, dettrivores, trophic pyramid, food web, keystone species, succession, invasive species, biome

Ecological Communities

Example-Karner Blue Butterfly in the Indiana Dunes (more info)

Communities of the Indiana Dunes Video

Interrelationships in Communities

Why is the Karner Blue Butterfly endangered?

Food chains

  • Otters and Sea Urchins
  • Primary Producers (Autotrophs)
  • Consumers (Heterotrophs)

Trophic Levels and the Biotic Pyramid

  • Primary Producers
  • Herbivores
  • Carnivores
  • Omnivores
  • Top Predators
  • Decomposition (Detritivores)

Invasive Species

Succession

Biomes

 

 

 

 

Back to Schedule and Lecture Outlines Page
---
Home
---