OCR GCSE Combined Science A · J250
Specification B6.1a · Biology Paper 2
Revise: Ecological Field InvestigationsCapture–recapture can estimate the population size of mobile animals.
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GCSE Combined Science · key term
A method of estimating an animal population by marking and releasing a first sample, then recording the proportion of marked animals in a second sample.
Used by OCR
Specification B6.1a · Biology Paper 2
Revise: Ecological Field InvestigationsCapture–recapture can estimate the population size of mobile animals.
Biology, Combined Science
A method of estimating a mobile population by marking and releasing a first sample, then recording the proportion marked in a second sample.
In capture–recapture, divide by the number of marked animals in the second sample, not the total second sample.
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