| Front | estimating plant/animal pop sizes |
|---|---|
| Back | we estimate pop size as animals may elude capture, time-consuming or process may damage enviro, use large-scale sample and random sampling for animals, use capture-recapture formula; no of indivuals in 1st sample * no of individuals in 2nd sample/ no of recaptured marked individuals, estimate plants pop size using quadrats, formula; no of individuals in sample/area of sample |
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