Melanochelys tricarinata: Population traits

at T = 20 °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_min f_max date: 2023/04/09
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.727345 0.727345 0.803604 0.803604 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000906505 0.000906505 0.000254006 0.000254006 spec pop growth rate
t2 d NaN NaN NaN NaN 764.637 764.637 2728.87 2728.87 population doubling time
a_b d 175.791 173.31 172.836 170.423 166.644 164.386 166.644 164.386 age at birth
t_p d 5803.18 2073.86 3564.19 1722.03 2126.92 1240.66 2126.92 1240.66 time since birth at puberty
S_b - 0.999947 0.999953 0.99995 0.999956 0.999955 0.99996 0.999955 0.99996 survival probability at birth
S_p - 0.999674 0.999716 0.686384 0.665497 0.999734 0.999768 0.632599 0.612901 survival probability at puberty
theta_0b - 0.0249396 0.0237137 0.122424 0.130726 0.141936 0.139972 0.218608 0.229849 frac of ind that is embryo
theta_bp - 0.0249632 0.0237346 0.101218 0.106401 0.122113 0.120665 0.1665 0.1724 fraction of individuals that is juvenile
theta_pi - 0.950097 0.952552 0.776359 0.762873 0.735951 0.739364 0.614892 0.597751 frac of ind that is adult
L_bi cm 4.06983 4.40496 3.73638 3.95006 3.48721 3.67509 3.48676 3.61422 mean structural length of post-natals
L2_bi cm^2 17.2383 20.2633 15.494 17.5935 13.6777 15.3716 14.3572 15.7505 mean squared structural length of post-natals
L3_bi cm^3 74.9653 95.8286 68.9321 84.7521 59.0829 71.3427 67.3566 79.329 mean cubed structural length of post-natals
Ww_bi g 112.995 148.678 107.567 136.393 100.291 125.437 114.335 139.479 mean wet weight of post-natals
L_pi cm 4.12907 4.46908 3.98569 4.24449 3.75476 3.96604 3.92663 4.11507 mean structural length of adults
L2_pi cm^2 17.6045 20.6844 17.079 19.574 15.3615 17.293 17.3016 19.2712 mean squared structural length of adults
L3_pi cm^3 76.7768 98.062 77.1208 95.6962 67.7788 81.8636 83.8234 100.271 mean cubed structural length of adults
Ww_pi g 115.725 152.143 120.345 154.006 115.051 143.935 142.286 176.299 mean wet weight of adults
R 1/d 0 0.00694914 0 0.00724418 0 0.00739933 0.000748199 0.00941409 mean reproduction rate of adults
J_X g/d 0.481825 0.615731 0.478475 0.590656 0.525613 0.642186 0.551725 0.658013 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.101898 0.100707 0.0310099 0.0306225 yield of living structure on food
Y_VX_d mol/mol 0.0311735 0.0302452 0.0565371 0.0557316 0.00374927 0.00343668 0.0646391 0.0644046 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0710692 0.0763593 0.021628 0.023219 yield of living reserve on food
Y_EX_d mol/mol 0.015814 0.0166802 0.0316877 0.0339584 0.00261495 0.00260581 0.0450828 0.0488338 yield of dead reserve on food
Y_CX mol/mol 0.685455 0.685506 0.65195 0.65076 0.577926 0.574857 0.591715 0.58788 yield of CO2 on food
Y_HX mol/mol 0.728809 0.728863 0.693185 0.691919 0.614479 0.611216 0.62914 0.625063 yield of H2O on food
Y_OX mol/mol -0.870001 -0.870065 -0.827475 -0.825964 -0.733521 -0.729626 -0.751023 -0.746156 yield of O2 on food
Y_NX mol/mol 0.158182 0.158194 0.15045 0.150175 0.133368 0.132659 0.13655 0.135665 yield of N-waste on food
mu_TX J/mol 440496 440483 419461 418629 372642 370524 381321 378737 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