Table 3 Case study results with identical input parameters except using 5 percent stochasticity instead of 1 percent
From: BatTool: projecting bat populations facing multiple stressors using a demographic model
Species | Scenario | Starting abundance \([N_k(0)]\) | Starting growth rate \([\lambda _k]\) | Ending abundance \([N_k(20)]\) | Avg. annual growth rate \(\gamma (0,20)\) | Rel. abundance difference \(D_{i,0}(20)\) | Abs. growth rate difference \(\ell _{i,0}(20)\) |
|---|---|---|---|---|---|---|---|
Myotis lucifugus | Baseline | (11578, 12142, 12465) | (0.978, 0.987, 0.999) | (5397, 8034, 12051) | (-0.04, -0.02, -0.001) | Â | Â |
Myotis lucifugus | Expected | (11578, 12142, 12465) | (0.978, 0.987, 0.999) | (5161, 7867, 11781) | (-0.042, -0.021, -0.002) | (-0.601, -0.013, 0.558) | (-0.101, 0.001, 0.094) |
Myotis lucifugus | Authorized | (11578, 12142, 12465) | (0.978, 0.987, 0.999) | (4540, 7359, 11251) | (-0.047, -0.024, -0.003) | (-0.702, -0.083, 0.505) | (-0.103, -0.009, 0.094) |
Myotis septentrionalis | Baseline | (1701, 1779, 1864) | (0.964, 0.977, 0.994) | (598, 989, 1508) | (-0.053, -0.029, -0.008) | Â | Â |
Myotis septentrionalis | Expected | (1701, 1779, 1864) | (0.964, 0.977, 0.994) | (520, 908, 1448) | (-0.059, -0.033, -0.01) | (-0.731, -0.089, 0.525) | (-0.12, -0.01, 0.102) |
Myotis septentrionalis | Authorized | (1701, 1779, 1864) | (0.964, 0.977, 0.994) | (376, 714, 1288) | (-0.074, -0.045, -0.017) | (-0.986, -0.319, 0.438) | (-0.148, -0.027, 0.093) |
Myotis sodalis | Baseline | (192412, 192920, 193485) | (0.902, 0.934, 0.991) | (22143, 54814, 130304) | (-0.103, -0.061, -0.02) | Â | Â |
Myotis sodalis | Expected | (192412, 192920, 193485) | (0.902, 0.934, 0.991) | (21436, 52971, 129477) | (-0.104, -0.063, -0.02) | (-1.159, -0.009, 1.139) | (-0.104, -0.002, 0.102) |
Myotis sodalis | Authorized | (192412, 192920, 193485) | (0.902, 0.934, 0.991) | (21508, 54776, 133985) | (-0.104, -0.061, -0.018) | (-1.191, 0.013, 1.16) | (-0.11, -0.002, 0.109) |
Perimyotis subflavus | Baseline | (54228, 55026, 55781) | (0.991, 1, 1.01) | (23573, 38763, 66287) | (-0.042, -0.017, 0.01) | Â | Â |
Perimyotis subflavus | Expected | (54228, 55026, 55781) | (0.991, 1, 1.01) | (24625, 38224, 64399) | (-0.039, -0.018, 0.008) | (-0.699, -0.011, 0.693) | (-0.093, 0.003, 0.094) |
Perimyotis subflavus | Authorized | (54228, 55026, 55781) | (0.991, 1, 1.01) | (23790, 39055, 64558) | (-0.041, -0.017, 0.008) | (-0.705, 0.011, 0.699) | (-0.096, 0.002, 0.086) |