Papyrocranus afer: Population traits

at T = 27 °C with background hazards for embryo, juv, adult: 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 std f_minf f_max date: 2024/08/05
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.474947 0.593867 0.796933 0.796933 1 1 scaled functional response
r 1/d 0 0 0.00301327 0.000106485 0.00385512 0.00015695 spec pop growth rate
t2 d NaN NaN 230.031 6509.32 179.799 4416.36 population doubling time
a_b d 19.7444 19.1106 18.3669 18.3669 17.8636 17.8636 age at birth
t_p d 5755.07 1476.72 943.74 943.74 748.449 748.449 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.474698 1 0.431379 1 0.402136 survival probability at puberty
theta_0b - 0.00162496 0.218516 0.0538014 0.298346 0.0665031 0.337625 frac of ind that is embryo
theta_bp - 0.00162662 0.150496 0.0509463 0.195512 0.0621241 0.213458 fraction of individuals that is juvenile
theta_pi - 0.996748 0.630988 0.895252 0.506142 0.871373 0.448917 frac of ind that is adult
L_bi cm 3.74524 2.20364 1.83073 1.71786 1.76196 1.54729 mean structural length of post-natals
L2_bi cm^2 14.4473 8.98871 4.9086 7.72468 4.72265 7.58158 mean squared structural length of post-natals
L3_bi cm^3 56.374 41.8497 16.3772 45.0113 16.2858 52.6754 mean cubed structural length of post-natals
Ww_bi g 87.5922 70.8275 31.5948 86.8356 35.2744 114.093 mean wet weight of post-natals
L_pi cm 3.75092 2.66518 1.91885 2.27535 1.86703 2.15027 mean structural length of adults
L2_pi cm^2 14.4708 11.1152 5.18333 10.679 5.05333 11.1489 mean squared structural length of adults
L3_pi cm^3 56.4659 51.8264 17.3079 62.3899 17.4451 77.7115 mean cubed structural length of adults
Ww_pi g 87.7351 87.7123 33.3902 120.362 37.7853 168.32 mean wet weight of adults
R 1/d 0 0 0 0.00508753 0 0.0276956 mean reproduction rate of adults
J_X g/d 0.466772 0.363127 0.266104 0.418769 0.321261 0.515741 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 0.18545 0.0114456 0.195429 0.0160301 yield of living structure on food
Y_VX_d mol/mol 0.0113148 0.0294548 3.4397e-05 0.0379491 1.90512e-05 0.0426406 yield of dead structure on food
Y_EX mol/mol 0 0 0.172319 0.0106352 0.227862 0.0186905 yield of living reserve on food
Y_EX_d mol/mol 0.00626578 0.0203953 3.19615e-05 0.0352621 2.2213e-05 0.0497174 yield of dead reserve on food
Y_CX mol/mol 0.873044 0.840775 0.53279 0.795333 0.467293 0.763546 yield of CO2 on food
Y_HX mol/mol 0.628107 0.604891 0.383313 0.572198 0.336191 0.549329 yield of H2O on food
Y_OX mol/mol -0.949436 -0.914343 -0.579409 -0.864925 -0.508181 -0.830357 yield of O2 on food
Y_NX mol/mol 0.130957 0.126116 0.0799185 0.1193 0.0700939 0.114532 yield of N-waste on food
mu_TX J/mol 463396 446555 284965 422559 249440 405540 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