Elaphurus davidianus: Population traits

at T = 38.6 °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: 2023/03/16
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.947074 0.947074 0.955382 0.955382 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00107805 0.00107805 0.000364015 0.000364015 spec pop growth rate
t2 d NaN NaN NaN NaN 642.965 642.965 1904.17 1904.17 population doubling time
a_b d 80.0628 NaN 80.0628 80.0628 80.0628 80.0628 80.0628 80.0628 age at birth
t_x d 1651.01 NaN 1212.95 1692.61 772.113 842.937 772.113 842.937 time since birth at weaning
t_p d 168.573 NaN 166.621 159.902 157.244 151.389 157.244 151.389 time since birth at puberty
S_b - 1 NaN 1 1 1 1 1 1 survival probability at birth
S_x - 0.999999 NaN 0.594815 0.58383 0.999999 0.999999 0.579267 0.568752 survival probability at weaning
S_p - 0.998607 NaN 0.204596 0.18921 0.999881 0.999854 0.200528 0.185641 survival probability at puberty
theta_0b - 0.00772265 NaN 0.0353849 0.0370045 0.0828366 0.0828297 0.120748 0.126105 frac of ind that is embryo
theta_bx - 0.00772243 NaN 0.0269667 0.0279343 0.0759846 0.0759784 0.088297 0.0913629 fraction of individuals that is baby
theta_xp - 0.151473 NaN 0.132836 0.174684 0.443163 0.472505 0.255681 0.271867 fraction of individuals that is juvenile
theta_pi - 0.833082 NaN 0.804812 0.760377 0.398016 0.368686 0.535274 0.510666 frac of ind that is adult
L_bi cm 34.2674 NaN 33.9533 34.9858 31.629 32.4513 32.4979 33.2803 mean structural length of post-natals
L2_bi cm^2 1179.06 NaN 1165.58 1238.88 1035.37 1092.45 1096.7 1154.38 mean squared structural length of post-natals
L3_bi cm^3 40675.4 NaN 40281.9 44187.5 34733.4 37741.1 37931.4 41121.8 mean cubed structural length of post-natals
Ww_bi g 131066 NaN 130584 146470 116233 129182 126935 140753 mean wet weight of post-natals
L_pi cm 34.7992 NaN 35.0971 36.2474 36.3611 37.5978 36.5752 37.79 mean structural length of adults
L2_pi cm^2 1210.99 NaN 1231.81 1313.88 1322.33 1413.75 1337.86 1428.18 mean squared structural length of adults
L3_pi cm^3 42141.4 NaN 43232.8 47624.6 48095.6 53165.5 48940.6 53977.5 mean cubed structural length of adults
Ww_pi g 135790 NaN 140150 157863 160949 181977 163777 184757 mean wet weight of adults
R 1/d 0.00011563 NaN 0.000549131 0.000131159 0.00248878 0.00230328 0.00277624 0.00257551 mean reproduction rate of adults
J_X g/d 2699.94 NaN 2692.5 2955.01 2503.4 2727.43 2651.7 2882.05 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.328125 NaN 0.328125 0.328125 0.328125 0.328125 0.328125 0.328125 yield of faeces on food
Y_VX mol/mol 0 NaN 0 0 0.0149574 0.0149176 0.00520706 0.00519385 yield of living structure on food
Y_VX_d mol/mol 0.00151738 NaN 0.00311594 0.00311224 3.96104e-05 3.80877e-05 0.00626846 0.00637715 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 0 0.0350965 0.036143 0.012218 0.0125839 yield of living reserve on food
Y_EX_d mol/mol 0.00337199 NaN 0.00698514 0.00720403 9.29434e-05 9.22803e-05 0.0147085 0.0154508 yield of dead reserve on food
Y_CX mol/mol 0.616962 NaN 0.612141 0.611942 0.575062 0.574133 0.585962 0.584849 yield of CO2 on food
Y_HX mol/mol 0.526178 NaN 0.522066 0.521896 0.490443 0.489651 0.49974 0.49879 yield of H2O on food
Y_OX mol/mol -0.725347 NaN -0.719679 -0.719445 -0.676086 -0.674994 -0.688902 -0.687593 yield of O2 on food
Y_NX mol/mol 0.0500239 NaN 0.049633 0.0496169 0.0466266 0.0465513 0.0475105 0.0474202 yield of N-waste on food
mu_TX J/mol 358784 NaN 356045 355928 334959 334413 341156 340510 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