Mark-release-recapture

Question 1

Initial sample taken

Answer 1

Capture organisms of a species
Mark them so we know they in original sample

Question 2

Marking on initial sample taken must….

Answer 2

Not affect survival of them eg is toxic or make them more visible to predators

Question 3

Release of initial sample

Answer 3

Back into original population and leaves enough time to randomly disperse into rest of population

Question 4

Second sample taken

Answer 4

Count number that was marked from original sample that was recaptured in second sample

Question 5

How to find estimate for population

Answer 5

Number in first sample x number in second sample
____________divided by___________
Number marked in second sample