Graptemys versa: Population traits

at T = 22 °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: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.418884 0.418884 0.460623 0.460623 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00176871 0.00176871 0.000304553 0.000304553 spec pop growth rate
t2 d NaN NaN NaN NaN 391.895 391.895 2275.95 2275.95 population doubling time
a_b d 159.684 177.974 157.432 175.064 142.703 154.819 142.703 154.819 age at birth
t_p d 4045.71 1.96577e+22 2165.33 1.96577e+22 694.994 1573.47 694.994 1573.47 time since birth at puberty
S_b - 0.999998 0.999996 0.999998 0.999996 0.999999 0.999997 0.999999 0.999997 survival probability at birth
S_p - 0.99999 0.999967 0.559435 0.766225 0.999994 0.999983 0.407422 0.530947 survival probability at puberty
theta_0b - 0.011412 0.0164039 0.0896636 0.0422416 0.223051 0.239546 0.354583 0.245236 frac of ind that is embryo
theta_bp - 0.011418 0.0164215 0.0665856 0.0368321 0.173336 0.182228 0.215893 0.169626 fraction of individuals that is juvenile
theta_pi - 0.97717 0.967175 0.843751 0.920926 0.603613 0.578227 0.429524 0.585138 frac of ind that is adult
L_bi cm 3.18947 1.68344 3.19419 1.80843 3.03354 2.17527 3.26438 2.60776 mean structural length of post-natals
L2_bi cm^2 10.3209 2.84626 10.8231 3.30562 11.2604 5.26933 15.1558 7.91012 mean squared structural length of post-natals
L3_bi cm^3 33.68 4.82866 37.8166 6.0905 48.8806 13.9989 87.9551 26.5708 mean cubed structural length of post-natals
Ww_bi g 58.3839 6.66043 68.3186 8.63116 134.473 26.6767 241.969 50.634 mean wet weight of post-natals
L_pi cm 3.21166 1.69219 3.3445 1.8335 3.49291 2.44478 4.20272 2.98512 mean structural length of adults
L2_pi cm^2 10.4219 2.8714 11.545 3.3819 13.8939 6.37624 21.7754 9.70459 mean squared structural length of adults
L3_pi cm^3 34.0481 4.8835 40.6281 6.26781 62.0291 17.6677 130.722 33.6113 mean cubed structural length of adults
Ww_pi g 59.0219 6.73606 73.3978 8.88244 170.645 33.6681 359.623 64.0506 mean wet weight of adults
R 1/d 0 0 0.000408591 0 0.00227839 0 0.00557822 9.25647e-05 mean reproduction rate of adults
J_X g/d 0.271377 0.0387061 0.312938 0.0494322 0.706832 0.171067 0.951354 0.2568 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 0.122314 0.144739 0.0281567 0.0315118 yield of living structure on food
Y_VX_d mol/mol 0.00994376 0.012511 0.02186 0.0217072 6.09925e-05 0.000140255 0.0485606 0.0477999 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.214179 0.131079 0.0493039 0.0285379 yield of living reserve on food
Y_EX_d mol/mol 0.00729363 0.00474608 0.0176317 0.0090552 0.000106801 0.000127018 0.0850322 0.0432888 yield of dead reserve on food
Y_CX mol/mol 0.709627 0.709611 0.691546 0.698638 0.450096 0.499314 0.552152 0.600833 yield of CO2 on food
Y_HX mol/mol 0.75451 0.754493 0.735285 0.742826 0.478564 0.530895 0.587074 0.638834 yield of H2O on food
Y_OX mol/mol -0.900681 -0.900661 -0.877731 -0.886733 -0.571276 -0.633745 -0.700808 -0.762596 yield of O2 on food
Y_NX mol/mol 0.16376 0.163756 0.159587 0.161224 0.103868 0.115226 0.12742 0.138654 yield of N-waste on food
mu_TX J/mol 455525 455643 444085 448798 288387 322274 354038 386573 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