October21lecture

October21lecture - EEMB 120 Introduction to Ecology October...

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EEMB 120 – Introduction to Ecology October 21, 2008
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3316 Marine Sciences Building Wednesdays 11-12 or by appt. holbrook@lifesci.ucsb.edu Dr. Sally Holbrook Population and Community Ecology of Marine Organisms, especially Reef Fish
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INFORMATIONAL MEETING for 2008-2009 Come to our Open House! Hang out, snack, and learn about the benefits of being a SUB member! Learn about our other upcoming events! Wednesday, Oct. 22 nd in Life Sciences Building Rm. 4307 , 4:30-6:30 PM 15 min Presentations at 4:30 and 5:30 PM Some officer positions are still open. RSVP to subiologists@gmail.com if you are interested in picking up an application. FINALLY! An undergraduate organization for ALL biology majors ! The Society of Undergraduate Biologists (SUB) will be the main social and informational network for bio students, helping you to make the most out of your biology degree. (Look for us on Facebook!)
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EEMB 120 Re-Grade Process If you find a mistake or would like a question re-graded, please do the following: Please check your points Key is posted on website On a separate piece of paper, write your name, perm number, and the number (or parts) of the question/s you would like re-graded. For each question to be re-graded, write a brief (no more than 3-4 sentences) reason for the re-grade. All requests are due by October 28 in class
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Scientific study of the interactions that determine the distribution and abundance of organisms What is Ecology? 1. relationships between organisms – biotic interactions 2. relationships between organisms and the physical environment – abiotic interactions Spatial location of individuals across the landscape Commonness and rarity H
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Interactions Between Species • Why study biotic interactions? • Types of interactions • Interspecific competition – Limiting resources – Mechanisms of competition – Lotka-Volterra Theory • Equations for the model • Graphical solutions • Assumptions • Using the model framework in a real ecological system
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Biotic Interactions Interactions between individual organisms May be between individuals of same species intra ”specific interaction Example: Intra specific Competition in big horn sheep
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This note was uploaded on 02/26/2009 for the course EEMB 122 taught by Professor Levine during the Spring '09 term at UCSB.

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October21lecture - EEMB 120 Introduction to Ecology October...

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