John M. Drake
Odum School of Ecology, University of Georgia
140 E. Green Street
Athens, GA 30606-2202 USA
E-mail: jdrake@uga.edu

data.csv (MD5: eac4699fe882465f09cc1d7465164e7a)

The file data.csv contains data on extinction time of 1,080 experimental populations. Six populations were accidentally destroyed (indicated by Days = −9999). Data columns include:

1. Tube.ID – A unique identifier for each population

2. Block – Block number

3. Startno – The initial population size, either x0 = 3 or x0 = 18

4. Start – Date population was initialized

5. End – Date population was scored extinct

6. Days – Duration of population persistence (extinction time) in days, i.e., End − Start

7. Tetracycline – Indicator for tetracycline addition (0: No, 1: Yes)