Pelomedusa subrufa: Population traits

at T = 27 °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 - 0.306477 0.306477 0.348831 0.348831 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00195457 0.00195457 0.000699614 0.000699614 spec pop growth rate
t2 d NaN NaN NaN NaN 354.629 354.629 990.757 990.757 population doubling time
a_b d 101.933 101.933 99.8608 99.8608 83.8892 83.8892 83.8892 83.8892 age at birth
t_p d 9778.02 1.14972e+23 6569.01 1.14972e+23 1365.04 19153.7 1365.04 19153.7 time since birth at puberty
S_b - 0.999975 0.999975 0.999976 0.999976 0.999985 0.999985 0.999985 0.999985 survival probability at birth
S_p - 0.999845 0.999845 0.896571 0.896571 0.999915 0.999915 0.737597 0.737597 survival probability at puberty
theta_0b - 0.0118455 0.0118455 0.0458536 0.0458536 0.151263 0.151263 0.209222 0.209222 frac of ind that is embryo
theta_bp - 0.011898 0.011898 0.0435831 0.0435831 0.128598 0.128598 0.169905 0.169905 fraction of individuals that is juvenile
theta_pi - 0.976257 0.976257 0.910563 0.910563 0.72014 0.72014 0.620873 0.620873 frac of ind that is adult
L_bi cm 2.9805 2.9805 2.80429 2.80429 2.73254 2.73254 2.66746 2.66746 mean structural length of post-natals
L2_bi cm^2 9.30162 9.30162 8.66627 8.66627 8.78032 8.78032 8.99067 8.99067 mean squared structural length of post-natals
L3_bi cm^3 30.031 30.031 28.88 28.88 33.2739 33.2739 39.2638 39.2638 mean cubed structural length of post-natals
Ww_bi g 32.1523 32.1523 31.2019 31.2019 40.9431 40.9431 48.3136 48.3136 mean wet weight of post-natals
L_pi cm 2.99887 2.99887 2.8677 2.8677 2.94203 2.94203 2.97176 2.97176 mean structural length of adults
L2_pi cm^2 9.38853 9.38853 8.9763 8.9763 9.91316 9.91316 10.7876 10.7876 mean squared structural length of adults
L3_pi cm^3 30.358 30.358 30.1072 30.1072 38.5346 38.5346 48.9727 48.9727 mean cubed structural length of adults
Ww_pi g 32.5025 32.5025 32.5279 32.5279 47.4163 47.4163 60.2602 60.2602 mean wet weight of adults
R 1/d 0 0 0 0 0.00612361 0 0.00703527 0 mean reproduction rate of adults
J_X g/d 0.0719129 0.0719129 0.0762602 0.0762602 0.221493 0.221493 0.2268 0.2268 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 0.293625 0.293625 0.121118 0.121118 yield of living structure on food
Y_VX_d mol/mol 0.0731729 0.0731729 0.119171 0.119171 0.00137529 0.00137529 0.17037 0.17037 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0676767 0.0676767 0.0279161 0.0279161 yield of living reserve on food
Y_EX_d mol/mol 0.00516885 0.00516885 0.00958143 0.00958143 0.000316986 0.000316986 0.0392679 0.0392679 yield of dead reserve on food
Y_CX mol/mol 0.65998 0.65998 0.619022 0.619022 0.4287 0.4287 0.432212 0.432212 yield of CO2 on food
Y_HX mol/mol 0.701722 0.701722 0.658174 0.658174 0.455814 0.455814 0.459549 0.459549 yield of H2O on food
Y_OX mol/mol -0.837667 -0.837667 -0.785681 -0.785681 -0.544119 -0.544119 -0.548577 -0.548577 yield of O2 on food
Y_NX mol/mol 0.152303 0.152303 0.142851 0.142851 0.0989307 0.0989307 0.0997413 0.0997413 yield of N-waste on food
mu_TX J/mol 425638 425638 400674 400674 282775 282775 284938 284938 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