Apalone mutica: Population traits

at T = 20 °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: 2025/06/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.488598 NaN 0.494344 0.494344 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00293855 0.00293855 0.000889685 0.000889685 spec pop growth rate
t2 d NaN NaN NaN NaN 235.881 235.881 779.093 779.093 population doubling time
a_b d 83.359 NaN 83.192 NaN 74.1333 78.7277 74.1333 78.7277 age at birth
t_p d 11152.6 NaN 6651.44 NaN 1121.08 1232.48 1121.08 1232.48 time since birth at puberty
S_b - 1 NaN 1 NaN 1 1 1 1 survival probability at birth
S_p - 0.999998 NaN 0.667217 NaN 0.999999 0.999998 0.525363 0.598572 survival probability at puberty
theta_0b - 0.0041521 NaN 0.0742452 NaN 0.195655 0.206409 0.334293 0.289721 frac of ind that is embryo
theta_bp - 0.00415717 NaN 0.0606104 NaN 0.157453 0.163909 0.227307 0.209374 fraction of individuals that is juvenile
theta_pi - 0.991691 NaN 0.865144 NaN 0.646892 0.629681 0.438399 0.500906 frac of ind that is adult
L_bi cm 6.65779 NaN 5.53688 NaN 3.38598 2.80657 3.04685 2.79051 mean structural length of post-natals
L2_bi cm^2 45.4164 NaN 35.2124 NaN 14.4952 9.38186 13.4764 10.2773 mean squared structural length of post-natals
L3_bi cm^3 313.492 NaN 237.122 NaN 76.1175 36.9479 84.9934 49.4304 mean cubed structural length of post-natals
Ww_bi g 476.318 NaN 361.731 NaN 157.033 63.8859 175.345 85.4692 mean wet weight of post-natals
L_pi cm 6.6794 NaN 5.82012 NaN 3.8203 3.13533 3.80705 3.31654 mean structural length of adults
L2_pi cm^2 45.5972 NaN 37.5224 NaN 17.3937 11.2004 19.1571 13.5866 mean squared structural length of adults
L3_pi cm^3 314.791 NaN 253.498 NaN 93.6187 45.5925 126.961 68.5638 mean cubed structural length of adults
Ww_pi g 478.293 NaN 386.713 NaN 193.139 78.8332 261.924 118.553 mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 0 0 0 mean reproduction rate of adults
J_X g/d 2.22477 NaN 1.74521 NaN 1.45327 0.645117 1.35112 0.706689 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.153911 0.1683 0.0559663 0.0622302 yield of living structure on food
Y_VX_d mol/mol 0.00805235 NaN 0.0190295 NaN 9.79351e-06 1.56664e-05 0.0880416 0.0896599 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.163613 0.122704 0.0594943 0.045371 yield of living reserve on food
Y_EX_d mol/mol 0.00418237 NaN 0.0100001 NaN 1.04109e-05 1.14221e-05 0.0935915 0.0653695 yield of dead reserve on food
Y_CX mol/mol 0.713692 NaN 0.700046 NaN 0.465628 0.48717 0.482244 0.510245 yield of CO2 on food
Y_HX mol/mol 0.758832 NaN 0.744323 NaN 0.495078 0.517982 0.512745 0.542517 yield of H2O on food
Y_OX mol/mol -0.90584 NaN -0.88852 NaN -0.590989 -0.618331 -0.612079 -0.647619 yield of O2 on food
Y_NX mol/mol 0.164698 NaN 0.161549 NaN 0.107453 0.112424 0.111287 0.117749 yield of N-waste on food
mu_TX J/mol 458136 NaN 449602 NaN 300303 315362 310868 329902 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