Hyaena brunnea: Population traits

at T = 37 °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 - 0.985142 0.99259 0.996295 0.996295 1 1 scaled functional response
r 1/d 0 0 0.000820313 5.59557e-05 0.000969727 0.000101579 spec pop growth rate
t2 d NaN NaN 844.979 12387.4 714.786 6823.75 population doubling time
a_b d 52.5675 52.5675 52.5675 52.5675 52.5675 52.5675 age at birth
t_x d 1633.05 1088.82 1012.65 1012.65 958.07 958.07 time since birth at weaning
t_p d 354.761 351.146 349.405 349.405 347.701 347.701 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 1 0.366539 1 0.36603 1 0.365526 survival probability at weaning
S_p - 0.999326 0.0663466 0.999878 0.0660951 0.9999 0.0658486 survival probability at puberty
theta_0b - 0.00431151 0.0579501 0.0423076 0.0784354 0.0497673 0.0962964 frac of ind that is embryo
theta_bx - 0.00431146 0.0343525 0.0405215 0.0463409 0.0472934 0.0567321 fraction of individuals that is baby
theta_xp - 0.129608 0.108316 0.50121 0.134974 0.528492 0.155706 fraction of individuals that is juvenile
theta_pi - 0.861769 0.799381 0.41596 0.74025 0.374447 0.691265 frac of ind that is adult
L_bi cm 5.99397 5.83416 5.47363 5.74971 5.39023 5.67486 mean structural length of post-natals
L2_bi cm^2 36.0926 34.8717 31.1564 34.1799 30.3925 33.5709 mean squared structural length of post-natals
L3_bi cm^3 217.842 210.563 181.186 206.092 175.697 202.191 mean cubed structural length of post-natals
Ww_bi g 39349.5 38320.7 33096.8 37646.2 32212.8 37070.2 mean wet weight of post-natals
L_pi cm 6.06982 6.11531 6.13356 6.13769 6.15372 6.15994 mean structural length of adults
L2_pi cm^2 36.8428 37.397 37.6207 37.6713 37.8684 37.9449 mean squared structural length of adults
L3_pi cm^3 223.629 228.694 230.75 231.215 233.033 233.739 mean cubed structural length of adults
Ww_pi g 40394.9 41620.4 42150.3 42235.4 42724.9 42854.3 mean wet weight of adults
R 1/d 9.47627e-05 0.00137929 0.0018952 0.00201267 0.00246526 0.00264292 mean reproduction rate of adults
J_X g/d 760.445 740.275 663.875 728.298 650.005 717.982 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 0.000223882 1.58342e-05 0.000262119 2.86056e-05 yield of living structure on food
Y_VX_d mol/mol 2.4224e-05 5.9215e-05 7.18766e-07 6.68364e-05 5.01929e-07 7.58465e-05 yield of dead structure on food
Y_EX mol/mol 0 0 0.0406719 0.00287656 0.0477954 0.00521601 yield of living reserve on food
Y_EX_d mol/mol 0.00435143 0.0107174 0.000130576 0.012142 9.1523e-05 0.0138301 yield of dead reserve on food
Y_CX mol/mol 0.819781 0.81386 0.785878 0.80986 0.77929 0.806114 yield of CO2 on food
Y_HX mol/mol 0.699152 0.694103 0.670238 0.690691 0.66462 0.687497 yield of H2O on food
Y_OX mol/mol -0.963796 -0.956835 -0.923938 -0.952132 -0.916192 -0.947728 yield of O2 on food
Y_NX mol/mol 0.0664687 0.0659886 0.0637198 0.0656643 0.0631857 0.0653606 yield of N-waste on food
mu_TX J/mol 461985 458525 442173 456187 438322 453998 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