Cephalophus niger: Population traits

at T = 39.4 °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_min f_max date: 2023/04/13
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.902142 0.902142 0.916496 0.916496 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00171191 0.00171191 0.000553413 0.000553413 spec pop growth rate
t2 d NaN NaN NaN NaN 404.896 404.896 1252.5 1252.5 population doubling time
a_b d 39.4751 NaN 39.4751 NaN 39.4751 NaN 39.4751 NaN age at birth
t_x d 605.641 NaN 459.358 NaN 281.356 NaN 281.356 NaN time since birth at weaning
t_p d 99.1955 NaN 97.1087 NaN 87.3593 NaN 87.3593 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN 1 NaN survival probability at birth
S_x - 1 NaN 0.613428 NaN 1 NaN 0.579461 NaN survival probability at weaning
S_p - 1 NaN 0.282827 NaN 1 NaN 0.256073 NaN survival probability at puberty
theta_0b - 0.00536051 NaN 0.0192004 NaN 0.0653504 NaN 0.0813548 NaN frac of ind that is embryo
theta_bx - 0.00536045 NaN 0.0148134 NaN 0.0610795 NaN 0.0597011 NaN fraction of individuals that is baby
theta_xp - 0.0768815 NaN 0.0694977 NaN 0.296209 NaN 0.153555 NaN fraction of individuals that is juvenile
theta_pi - 0.912398 NaN 0.896489 NaN 0.577361 NaN 0.705389 NaN frac of ind that is adult
L_bi cm 15.7459 NaN 15.892 NaN 16.101 NaN 16.514 NaN mean structural length of post-natals
L2_bi cm^2 248.31 NaN 253.481 NaN 264.327 NaN 277.637 NaN mean squared structural length of post-natals
L3_bi cm^3 3919.92 NaN 4052.94 NaN 4400.2 NaN 4723.29 NaN mean cubed structural length of post-natals
Ww_bi g 14940.9 NaN 15629.2 NaN 18113.5 NaN 19443.5 NaN mean wet weight of post-natals
L_pi cm 15.8509 NaN 16.1018 NaN 17.4486 NaN 17.5221 NaN mean structural length of adults
L2_pi cm^2 251.251 NaN 259.269 NaN 304.488 NaN 307.04 NaN mean squared structural length of adults
L3_pi cm^3 3982.56 NaN 4174.72 NaN 5314.09 NaN 5380.55 NaN mean cubed structural length of adults
Ww_pi g 15179.7 NaN 16098.8 NaN 21875.5 NaN 22149.1 NaN mean wet weight of adults
R 1/d 0.00014904 NaN 0.000543678 NaN 0.00277173 NaN 0.00289022 NaN mean reproduction rate of adults
J_X g/d 591.291 NaN 613.21 NaN 697.71 NaN 732.841 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.0107964 NaN 0.00356684 NaN yield of living structure on food
Y_VX_d mol/mol 0.000919609 NaN 0.00183272 NaN 1.01623e-06 NaN 0.00390935 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.0336471 NaN 0.0111161 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00258551 NaN 0.00523474 NaN 3.1671e-06 NaN 0.0121835 NaN yield of dead reserve on food
Y_CX mol/mol 0.820586 NaN 0.817291 NaN 0.782714 NaN 0.79536 NaN yield of CO2 on food
Y_HX mol/mol 0.699839 NaN 0.697029 NaN 0.66754 NaN 0.678325 NaN yield of H2O on food
Y_OX mol/mol -0.964743 NaN -0.960869 NaN -0.920218 NaN -0.935086 NaN yield of O2 on food
Y_NX mol/mol 0.066534 NaN 0.0662668 NaN 0.0634633 NaN 0.0644887 NaN yield of N-waste on food
mu_TX J/mol 462501 NaN 460620 NaN 440851 NaN 448079 NaN yield of heat on food

Remarks

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