Emydura macquarii: 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 - 0.80799 0.80799 0.840084 0.840084 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00111612 0.00111612 0.000321805 0.000321805 spec pop growth rate
t2 d NaN NaN NaN NaN 621.03 621.03 2153.94 2153.94 population doubling time
a_b d 94.2794 94.676 93.7011 94.0927 91.207 91.5753 91.207 91.5753 age at birth
t_p d 10495.4 2870.09 6453.21 2668.38 3583.65 2031.16 3583.65 2031.16 time since birth at puberty
S_b - 0.999995 0.999994 0.999995 0.999995 0.999995 0.999995 0.999995 0.999995 survival probability at birth
S_p - 0.999971 0.999969 0.579861 0.585338 0.999974 0.999973 0.544838 0.550022 survival probability at puberty
theta_0b - 0.0100315 0.0101711 0.160891 0.157574 0.0969958 0.097376 0.26549 0.261841 frac of ind that is embryo
theta_bp - 0.0100396 0.0101794 0.122299 0.120346 0.087665 0.0879733 0.190208 0.188463 fraction of individuals that is juvenile
theta_pi - 0.979929 0.97965 0.716811 0.72208 0.815339 0.814651 0.544302 0.549697 frac of ind that is adult
L_bi cm 9.10912 8.87512 6.32881 6.23152 5.57017 5.47349 4.60159 4.56521 mean structural length of post-natals
L2_bi cm^2 87.6647 83.178 52.6237 50.6089 38.5408 37.0772 30.9479 30.1835 mean squared structural length of post-natals
L3_bi cm^3 866.868 800.932 497.159 465.844 309.537 291.024 270.425 257.832 mean cubed structural length of post-natals
Ww_bi g 1360.35 1244.99 791.418 734.376 527.62 490.716 460.953 434.749 mean wet weight of post-natals
L_pi cm 9.18282 8.9475 7.08459 6.95436 5.95895 5.85412 5.53584 5.47092 mean structural length of adults
L2_pi cm^2 88.5251 84.0042 60.983 58.4419 42.2709 40.668 40.4535 39.2538 mean squared structural length of adults
L3_pi cm^3 875.676 809.181 580.791 542.33 341.997 321.634 362.363 343.734 mean cubed structural length of adults
Ww_pi g 1374.17 1257.81 924.551 854.952 582.951 542.331 617.665 579.595 mean wet weight of adults
R 1/d 0 0.0355271 0 0.0117251 0 0 0 0 mean reproduction rate of adults
J_X g/d 4.75404 4.39308 2.96713 2.7791 2.58674 2.4236 2.07713 1.97298 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 0.133558 0.134023 0.0418964 0.0420538 yield of living structure on food
Y_VX_d mol/mol 0.0264088 0.0266533 0.0560408 0.0564161 0.00128947 0.00132731 0.0814362 0.081618 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0940986 0.0919631 0.0295181 0.0288562 yield of living reserve on food
Y_EX_d mol/mol 0.0150337 0.0147772 0.0331695 0.0325207 0.000908499 0.000910761 0.0573758 0.0560041 yield of dead reserve on food
Y_CX mol/mol 0.689961 0.689971 0.651149 0.651372 0.536876 0.538201 0.552824 0.5542 yield of CO2 on food
Y_HX mol/mol 0.733599 0.73361 0.692333 0.692569 0.570832 0.572241 0.587789 0.589252 yield of H2O on food
Y_OX mol/mol -0.875719 -0.875732 -0.826459 -0.826741 -0.681419 -0.683101 -0.701661 -0.703408 yield of O2 on food
Y_NX mol/mol 0.159222 0.159224 0.150265 0.150317 0.123894 0.1242 0.127575 0.127892 yield of N-waste on food
mu_TX J/mol 443257 443276 418903 419070 346776 347683 356816 357750 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