Rangifer tarandus: Population traits

at T = 37.2 °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 - 0.951626 0.962789 0.981394 0.981394 1 1 scaled functional response
r 1/d 0 0 0.000891602 0.000193049 0.00121387 0.000322754 spec pop growth rate
t2 d NaN NaN 777.418 3590.53 571.024 2147.6 population doubling time
a_b d 36.8659 36.8659 36.8659 36.8659 36.8659 36.8659 age at birth
t_x d 1359.88 955.368 764.374 764.374 666.895 666.895 time since birth at weaning
t_p d 121.121 119.25 116.3 116.3 113.544 113.544 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.666252 1 0.660237 1 0.654386 survival probability at weaning
S_p - 1 0.161812 1 0.159835 1 0.158033 survival probability at puberty
theta_0b - 0.00400394 0.0238315 0.0323534 0.0486422 0.0437668 0.0682715 frac of ind that is embryo
theta_bx - 0.00400391 0.0193463 0.0313069 0.0390366 0.041851 0.0542915 fraction of individuals that is baby
theta_xp - 0.143689 0.135246 0.447128 0.21419 0.488824 0.258496 fraction of individuals that is juvenile
theta_pi - 0.848303 0.821576 0.489212 0.698131 0.425558 0.618941 frac of ind that is adult
L_bi cm 39.3303 38.9257 36.9011 38.1343 36.2737 37.5988 mean structural length of post-natals
L2_bi cm^2 1553.55 1536.13 1401.95 1495.23 1365.98 1469.87 mean squared structural length of post-natals
L3_bi cm^3 61527.6 61091.1 54289.2 59580.2 52747.1 58806.4 mean cubed structural length of post-natals
Ww_bi g 114430 114234 102428 112411 100405 111939 mean wet weight of post-natals
L_pi cm 39.9185 40.3779 41.0153 41.1185 41.6302 41.8346 mean structural length of adults
L2_pi cm^2 1593.49 1630.38 1682.3 1690.75 1733.23 1750.21 mean squared structural length of adults
L3_pi cm^3 63609.6 65831.3 69004.4 69522.9 72167.8 73225.6 mean cubed structural length of adults
Ww_pi g 118302 123098 130191 131170 137373 139387 mean wet weight of adults
R 1/d 0.000129605 0.000791395 0.00176296 0.00188617 0.00272603 0.0029766 mean reproduction rate of adults
J_X g/d 2291.5 2292.38 2132.57 2274.46 2117.24 2278.27 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 0.0226977 0.00505697 0.0302411 0.00833086 yield of living structure on food
Y_VX_d mol/mol 0.00302734 0.00666045 1.65205e-05 0.00881743 2.6755e-06 0.0115038 yield of dead structure on food
Y_EX mol/mol 0 0 0.0201264 0.00448409 0.0273236 0.00752713 yield of living reserve on food
Y_EX_d mol/mol 0.00260295 0.00579394 1.4649e-05 0.00781853 2.41737e-06 0.0103939 yield of dead reserve on food
Y_CX mol/mol 0.81862 0.812308 0.784187 0.799614 0.770576 0.788904 yield of CO2 on food
Y_HX mol/mol 0.698162 0.692779 0.668796 0.681953 0.657188 0.672819 yield of H2O on food
Y_OX mol/mol -0.962432 -0.955011 -0.92195 -0.940087 -0.905947 -0.927495 yield of O2 on food
Y_NX mol/mol 0.0663746 0.0658628 0.0635827 0.0648336 0.0624791 0.0639652 yield of N-waste on food
mu_TX J/mol 461457 457948 442308 450887 434726 444922 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