Terrapene carolina: Population traits

at T = 29 °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 - 0.690478 0.690478 0.703034 0.703034 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00118523 0.00118523 0.00029665 0.00029665 spec pop growth rate
t2 d NaN NaN NaN NaN 584.818 584.818 2336.58 2336.58 population doubling time
a_b d 75.3869 73.9782 75.1566 73.7532 70.8327 69.5436 70.8327 69.5436 age at birth
t_p d 6643.17 2549.71 4399.73 2394.79 1367.11 1139.4 1367.11 1139.4 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.74894 0.722788 1 1 0.666943 0.641777 survival probability at puberty
theta_0b - 0.00206047 0.00194688 0.0171194 0.0199231 0.080455 0.0790556 0.148991 0.164366 frac of ind that is embryo
theta_bp - 0.00206334 0.00194936 0.0148072 0.016924 0.0740494 0.072867 0.119068 0.128883 fraction of individuals that is juvenile
theta_pi - 0.995876 0.996104 0.968073 0.963153 0.845496 0.848077 0.73194 0.706751 frac of ind that is adult
L_bi cm 6.56418 7.33281 6.47118 7.1814 5.64526 6.11558 5.89587 6.21488 mean structural length of post-natals
L2_bi cm^2 43.3278 54.0954 42.7804 52.9497 36.1513 43.0319 41.8571 47.9998 mean squared structural length of post-natals
L3_bi cm^3 286.892 400.382 285.868 395.256 253.734 334.278 333.515 422.839 mean cubed structural length of post-natals
Ww_bi g 354.466 505.789 354.425 501.206 340.289 461.732 447.286 584.06 mean wet weight of post-natals
L_pi cm 6.57276 7.34237 6.53319 7.2647 5.92006 6.42311 6.44942 6.88894 mean structural length of adults
L2_pi cm^2 43.4054 54.1895 43.3453 53.7752 38.7649 46.1742 47.6516 55.5916 mean squared structural length of adults
L3_pi cm^3 287.457 401.136 290.023 401.944 274.561 361.58 385.223 496.999 mean cubed structural length of adults
Ww_pi g 355.164 506.742 359.577 509.687 368.221 499.444 516.633 686.496 mean wet weight of adults
R 1/d 0 0.00326961 0 0.00336977 0.00169062 0.00487542 0.0043236 0.00796984 mean reproduction rate of adults
J_X g/d 1.86495 2.60251 1.87488 2.59371 2.25359 2.99828 2.60928 3.34443 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 0.133447 0.132142 0.0379175 0.0375057 yield of living structure on food
Y_VX_d mol/mol 0.00437947 0.00421847 0.00994891 0.00986024 1.00879e-05 8.93309e-06 0.0546729 0.0560626 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0455223 0.0503833 0.0129347 0.0143003 yield of living reserve on food
Y_EX_d mol/mol 0.00103154 0.00111058 0.00238598 0.00264308 3.44127e-06 3.40603e-06 0.0186504 0.0213757 yield of dead reserve on food
Y_CX mol/mol 0.719236 0.719303 0.713611 0.713474 0.57821 0.575321 0.62274 0.618622 yield of CO2 on food
Y_HX mol/mol 0.764727 0.764797 0.758745 0.7586 0.61478 0.611709 0.662127 0.657748 yield of H2O on food
Y_OX mol/mol -0.912877 -0.912961 -0.905737 -0.905563 -0.733881 -0.730216 -0.790401 -0.785174 yield of O2 on food
Y_NX mol/mol 0.165978 0.165993 0.164679 0.164648 0.133433 0.132766 0.143709 0.142759 yield of N-waste on food
mu_TX J/mol 461643 461679 458177 458081 374221 372233 401820 399127 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