Environment & Ecology BIOL 124L

Population & Age Structure Lab

Age Pyramid Activity.doc

• Develop an understanding of how to interpret age pyramids and understand the relationship between age structure and population growth.    

Population: Age Structure.pdf

• Constructing an Age Structure Diagram

• Complete the "Individual Family Data“

• Pool your data with that of your classmates.

• Answer analysis questions.

Population Age Structure Lab Info.pdf• Complete activity

Age Structure Lab.pdf• Complete activity

Population Age.pdf• Constructing an Age Structure Diagram

(Note: select data from Pacific Islanders and Native Hawaiians instead of Native Americans)

Population estimate using Mark-Recapture Technique. Estimating Population Size

What would be the estimated size of a tiger shark population in Pearl & Hermes Atoll?

• 10 sharks marked• 25 sharks caught over 1 month• 6 had tags• Estimate population size

Satellite transmitter PAT Tag Satellite transmitter SPOT Tag

Tagging

In order to protect the monk seal populations, scientists have begun a shark culling operation. Do you think this will help to reduce predation on the monk seal? Please elaborate. What other factors affect monk seal populations? Review articles on my website for further information. (type and turn in next lab)

Inquiry: