The Estimating Population Size Gizmo uses the Lincoln-Petersen index formula (
In the first session, you catch a group of individuals, mark them with a tag or dye, and release them back into the environment. In the second session, you capture another group and see how many individuals are already marked. Estimating Population Size Gizmo Answers
[ N = \fracM \times CR ]
Need a specific answer for your unique Gizmo data? Plug your M, C, and R into the formula N = (M × C) / R. If you get a decimal, round to the nearest whole organism—no half-frogs allowed! you catch a group of individuals
Which assumption is most critical for the mark-recapture method to be accurate? Estimating Population Size Gizmo Answers