PDS AP Environmental Science 5th Period 2010-11

Population biologists/ecologists rarely have the luxury of counting every organism in an ecosystem or biome, but they still have to try in order to monitor relative biodiversity or determine if a population is threatened or endangered. Today we simulated a popular sampling technique known as mark and recapture. While we used pretzel goldfish as tagged [...]

This 18-minute video was made by me a few years ago. While it is a bit grainy, it covers the major field research techniques I try to show students at Davidson each year. It’s mandatory viewing if you did not go, and a good review if you did: You can also check out Jason’s post [...]