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Table 2 Estimated population according to theory, trapped mink, and effort needed to remove a percent of the total population

From: Assessment of the efficiency in trapping North American mink (Neovison vison) for population control in Patagonia

  Theoretical population Theoretical female population Proportion of trapped mink related to theoretical population Population size Number of trap/night to remove a percent of the estimated mink population
   Male Female Total N (1) Proportion of N (1) from theoretical population K × 1,000 70 80 90
Magdalena Fiord (1) 18.8 11.3 0.93 0.35 0.58 13.7 0.72 9.4 128.0 171.2 244.8
Magdalena Fiord (2) 18.8 11.3 0.27 0.00 0.11 1.2 0.06 41.0 29.4 39.3 56.2
Magdalena Fiord3 18.8 11.3 ---- ---- ---- ---- ---- ---- ---- ---- ----
Magdalena Fiord SE 16.3 9.8 0.92 0.20 0.49 13.0 0.80 10.9 110.5 147.7 211.3
Magdalena Fiord SW 7.5 4.5 1.33 0.22 0.67 6.4 0.85 11.0 109.5 146.3 209.3
Magdalena Fiord NE 7.5 4.5 1.00 0.22 0.53 6.6 0.88 6.3 190 254 363.2
Magdalena Fiord NW 10.0 6.0 0.00 0.50 0.30 4.1 0.41 27.1 44.4 53.4 85
Cisnes River (1) 5.0 3.0 0.00 3.50 1.40 7.5 1.50 17.7 68 91 130.1
Cisnes River (2) 5.0 3.0 ---- ---- ---- ---- ---- ---- ---- ---- ----
Cisnes River Estuary 5.0 3.0 0.00 1.00 0.40 2.7 0.54 33.8 35.6 47.6 68.1
Todos Los Santos Lake 9.1 5.5 1.39 0.18 0.66 6 0.66 54.6 22.5 29.5 42.2
Maullín River 4.2 2.5 2.94 0.40 1.43 6 1.42 24.0 50.2 67.0 114.0
Queulat Fiord 5.0 3.0 2.50 0.67 1.4 6.5 1.30 93.2 12.9 17.3 24.7
Average    1.10 0.72 0.79     
  1. 1, 2, correlative number of the consecutive visits.