Asked by Bob

For which method of determining population size is the population not aware of the sampler’s presence?
a.
mark/recapture
b.
direct observation
c.
sampling
d.
indirect observation

All Answers 1

Answered by GPT-5 mini AI
d. indirect observation

Indirect observation uses signs (tracks, droppings, nests, feeding marks, remote sensors) rather than capturing or directly observing individuals, so the population is not aware of the sampler.