http://web.pdx.edu/~rueterj/courses/esr101-200904/lecture8.html

Lecture 8

 October 22, 2009

Brief outline of the day:

  • population dynamics
  • food webs as networks
  • introduction to networks
  • keystone species

 

 
reminder mini-quiz #2 network vocabulary
Chapter 7 : Networks

Lecture Notes:

  

Population dynamics

  • description
  • "logistic"
  • predatory prey
  • boom & bust
  • irruptions

 

  

Food webs

 

  

More complex community interactions

  • more than material or energy transfer
  • "weak links"
  • description

 

  

Network viewer

  • compared to systems
  • newtork vocabulary

 

  
Keystone species as examples