Zapus hudsonius: Population traits

at T = 34 °C with background hazards for embryo, baby, juv, adult: 0, 0, 0, 0 1/d

Ln survival probability as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
Ln survivor function of the stable age distribution as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
model stx f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.447203 0.470155 0.735078 0.735078 1 1 scaled functional response
r 1/d 0 0 0.00688086 0.00167569 0.0113143 0.0021575 spec pop growth rate
t2 d NaN NaN 100.736 413.648 61.263 321.273 population doubling time
a_b d 14.6954 14.6954 14.6954 14.6954 14.6954 14.6954 age at birth
t_x d 355.938 246.158 82.1706 82.1706 61.0025 61.0025 time since birth at weaning
t_p d 72.7523 66.4987 39.682 39.682 32.514 32.514 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 0.999999 0.674537 1 0.504186 1 0.430187 survival probability at weaning
S_p - 0.997715 0.380419 0.999983 0.195342 0.999994 0.153951 survival probability at puberty
theta_0b - 0.00641625 0.0164283 0.0962438 0.1236 0.153199 0.212165 frac of ind that is embryo
theta_bx - 0.00641621 0.013304 0.0869873 0.0842586 0.129731 0.13286 fraction of individuals that is baby
theta_xp - 0.148905 0.107379 0.303633 0.147138 0.292476 0.147763 fraction of individuals that is juvenile
theta_pi - 0.838262 0.862889 0.513136 0.645003 0.424593 0.507213 frac of ind that is adult
L_bi cm 0.766569 0.802614 1.0774 1.13641 1.22366 1.35671 mean structural length of post-natals
L2_bi cm^2 0.588143 0.645469 1.20772 1.34081 1.63172 2.02722 mean squared structural length of post-natals
L3_bi cm^3 0.451552 0.519848 1.39135 1.61824 2.30916 3.19608 mean cubed structural length of post-natals
Ww_bi g 1.61058 1.92266 7.26153 8.44569 15.5628 21.5403 mean wet weight of post-natals
L_pi cm 0.770487 0.810027 1.23292 1.2547 1.53943 1.65405 mean structural length of adults
L2_pi cm^2 0.59365 0.656143 1.52156 1.57501 2.38799 2.74904 mean squared structural length of adults
L3_pi cm^3 0.457399 0.531493 1.87953 1.97792 3.7312 4.58792 mean cubed structural length of adults
Ww_pi g 1.63144 1.96573 9.80936 10.3229 25.1468 30.9207 mean wet weight of adults
R 1/d 0.000520109 0.00129453 0.0121274 0.0128793 0.022568 0.0280149 mean reproduction rate of adults
J_X g/d 0.201643 0.232655 0.680603 0.755609 1.25095 1.55416 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0.0140665 0.00358873 0.0208853 0.00443683 yield of living structure on food
Y_VX_d mol/mol 0.000996782 0.00174497 1.63934e-05 0.00464938 5.6717e-06 0.00640721 yield of dead structure on food
Y_EX mol/mol 0 0 0.0593471 0.015141 0.119873 0.0254656 yield of living reserve on food
Y_EX_d mol/mol 0.00255851 0.0047088 6.91647e-05 0.019616 3.25533e-05 0.0367748 yield of dead reserve on food
Y_CX mol/mol 0.820539 0.817858 0.755841 0.784058 0.693591 0.756225 yield of CO2 on food
Y_HX mol/mol 0.699799 0.697513 0.644622 0.668686 0.591531 0.644949 yield of H2O on food
Y_OX mol/mol -0.964688 -0.961536 -0.888624 -0.921798 -0.815438 -0.889075 yield of O2 on food
Y_NX mol/mol 0.0665302 0.0663128 0.0612844 0.0635722 0.0562371 0.0613155 yield of N-waste on food
mu_TX J/mol 462478 460948 425303 441509 389245 425365 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer