Macrochelys temminckii: Population traits

at T = 24 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.492069 0.547149 0.773574 0.773574 1 1 scaled functional response
r 1/d 0 0 0.000700903 7.00094e-05 0.000846007 8.77512e-05 spec pop growth rate
t2 d NaN NaN 988.935 9900.77 819.316 7899.01 population doubling time
a_b d 206.868 205.45 201.605 201.605 199.407 199.407 age at birth
t_p d 17196.7 6540.22 3787.03 3787.03 3146.95 3146.95 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 0.999998 0.327485 0.999998 0.305149 0.999999 0.292805 survival probability at puberty
theta_0b - 0.00693716 0.298807 0.131773 0.418414 0.155228 0.44906 frac of ind that is embryo
theta_bp - 0.00693895 0.169932 0.114432 0.227096 0.131153 0.238244 fraction of individuals that is juvenile
theta_pi - 0.986124 0.531261 0.753794 0.35449 0.713619 0.312697 frac of ind that is adult
L_bi cm 8.66796 5.64467 4.64757 4.03677 4.49464 3.74453 mean structural length of post-natals
L2_bi cm^2 77.8582 47.745 29.7675 33.4888 28.9641 32.5993 mean squared structural length of post-natals
L3_bi cm^3 709.913 456.722 232.65 381.561 236.421 432.705 mean cubed structural length of post-natals
Ww_bi g 3369.7 2359.43 1602.97 2628.97 2036.54 3727.34 mean wet weight of post-natals
L_pi cm 8.72052 7.0831 5.16669 5.8759 5.09228 5.70088 mean structural length of adults
L2_pi cm^2 78.3957 62.5846 34.0511 54.0459 33.995 56.348 mean squared structural length of adults
L3_pi cm^3 714.896 602.289 267.664 624.891 279.487 761.02 mean cubed structural length of adults
Ww_pi g 3393.35 3111.44 1844.21 4305.52 2407.52 6555.46 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 5.2721 3.5949 3.16883 3.56497 3.98579 4.48603 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 0.0514592 0.00749315 0.0501817 0.00846414 yield of living structure on food
Y_VX_d mol/mol 0.00537098 0.0131656 4.31773e-05 0.0183936 2.46299e-05 0.0190091 yield of dead structure on food
Y_EX mol/mol 0 0 0.303096 0.0441349 0.382086 0.0644464 yield of living reserve on food
Y_EX_d mol/mol 0.0201231 0.0548481 0.000254316 0.108339 0.000187533 0.144736 yield of dead reserve on food
Y_CX mol/mol 0.702919 0.668372 0.435315 0.578715 0.372243 0.53135 yield of CO2 on food
Y_HX mol/mol 0.747377 0.710645 0.462848 0.615317 0.395787 0.564956 yield of H2O on food
Y_OX mol/mol -0.892166 -0.848318 -0.552515 -0.734522 -0.472462 -0.674405 yield of O2 on food
Y_NX mol/mol 0.162212 0.15424 0.100457 0.13355 0.0859022 0.122619 yield of N-waste on food
mu_TX J/mol 450831 428224 275004 369179 232954 337729 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