Myuchelys bellii: Population traits

at T = 18 °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 - 0.855744 0.855744 0.903019 0.903019 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000730332 0.000730332 0.00012714 0.00012714 spec pop growth rate
t2 d NaN NaN NaN NaN 949.085 949.085 5451.84 5451.84 population doubling time
a_b d 145.379 146.995 144.291 145.866 142.306 143.803 142.306 143.803 age at birth
t_p d 11074.2 3668.27 5709.03 3199.41 3942.68 2615.42 3942.68 2615.42 time since birth at puberty
S_b - 0.999996 0.999996 0.999996 0.999996 0.999996 0.999996 0.999996 0.999996 survival probability at birth
S_p - 0.999979 0.999977 0.481429 0.495698 0.999981 0.999978 0.463571 0.477027 survival probability at puberty
theta_0b - 0.0108991 0.0113434 0.205182 0.193952 0.0989683 0.0999856 0.283291 0.271467 frac of ind that is embryo
theta_bp - 0.0109041 0.0113489 0.141801 0.136014 0.0892332 0.0900535 0.18889 0.183572 fraction of individuals that is juvenile
theta_pi - 0.978197 0.977308 0.653017 0.670034 0.811799 0.809961 0.527819 0.544961 frac of ind that is adult
L_bi cm 8.64655 8.01978 6.05046 5.79375 5.44295 5.17591 4.87769 4.75232 mean structural length of post-natals
L2_bi cm^2 78.4762 67.4083 48.6825 43.5561 36.5399 32.6995 35.0747 32.3215 mean squared structural length of post-natals
L3_bi cm^3 728.889 579.631 442.521 367.251 280.424 234.985 311.563 267.835 mean cubed structural length of post-natals
Ww_bi g 1455.76 1114.59 908.195 724.921 607.213 488.419 674.639 556.696 mean wet weight of post-natals
L_pi cm 8.72352 8.09286 6.99204 6.62436 5.84697 5.55659 6.00442 5.7747 mean structural length of adults
L2_pi cm^2 79.3168 68.1561 58.6085 51.8037 40.2089 35.99 46.5435 42.2044 mean squared structural length of adults
L3_pi cm^3 736.954 586.3 537.483 440.769 310.62 260.494 421.142 356.291 mean cubed structural length of adults
Ww_pi g 1471.87 1127.41 1103.09 870.04 672.597 541.438 911.915 740.552 mean wet weight of adults
R 1/d 0 0.0114015 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 3.81172 3.03018 2.49522 2.06613 2.07399 1.71772 1.99083 1.69786 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 0.0987482 0.0999101 0.0198973 0.0200561 yield of living structure on food
Y_VX_d mol/mol 0.018725 0.0192323 0.0414076 0.0423015 0.00100284 0.00109222 0.0520028 0.0527006 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.115075 0.107754 0.0231871 0.0216306 yield of living reserve on food
Y_EX_d mol/mol 0.0186731 0.01775 0.0435741 0.041198 0.00116865 0.00117797 0.0606008 0.056838 yield of dead reserve on food
Y_CX mol/mol 0.693247 0.693585 0.654585 0.655789 0.548137 0.553061 0.597136 0.600762 yield of CO2 on food
Y_HX mol/mol 0.737093 0.737452 0.695986 0.697267 0.582806 0.588041 0.634904 0.638759 yield of H2O on food
Y_OX mol/mol -0.87989 -0.880319 -0.83082 -0.832348 -0.695713 -0.701963 -0.757904 -0.762506 yield of O2 on food
Y_NX mol/mol 0.15998 0.160058 0.151058 0.151336 0.126493 0.12763 0.137801 0.138637 yield of N-waste on food
mu_TX J/mol 445060 445311 420459 421305 352518 355858 383742 386198 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