Procambarus viaeviridis: Population traits

at T = 15 °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_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.20013 0.223935 0.611967 0.611967 1 1 scaled functional response
r 1/d 0 0 0.0134495 0.00397628 0.0183777 0.00485054 spec pop growth rate
t2 d NaN NaN 51.537 174.321 37.7168 142.901 population doubling time
a_b d 30.1062 29.5806 25.7527 25.7527 24.4823 24.4823 age at birth
t_p d 1006.8 687.441 165.472 165.472 119.982 119.982 time since birth at puberty
S_b - 0.999964 0.999966 0.999977 0.999977 0.99998 0.99998 survival probability at birth
S_p - 0.999755 0.69152 0.999876 0.449669 0.9999 0.379161 survival probability at puberty
theta_0b - 0.0287957 0.0995092 0.292931 0.396376 0.362396 0.466203 frac of ind that is embryo
theta_bp - 0.0288168 0.0823786 0.207235 0.240041 0.231134 0.255942 fraction of individuals that is juvenile
theta_pi - 0.942388 0.818112 0.499834 0.363583 0.40647 0.277856 frac of ind that is adult
L_bi cm 0.202324 0.208055 0.237703 0.236053 0.248601 0.244333 mean structural length of post-natals
L2_bi cm^2 0.041641 0.0452094 0.0667094 0.0721677 0.0760801 0.0843198 mean squared structural length of post-natals
L3_bi cm^3 0.00867724 0.0101296 0.0216864 0.0276755 0.0282277 0.0404947 mean cubed structural length of post-natals
Ww_bi g 0.0136074 0.0165696 0.059364 0.0757583 0.108366 0.15546 mean wet weight of post-natals
L_pi cm 0.204916 0.217034 0.279666 0.303431 0.308289 0.340449 mean structural length of adults
L2_pi cm^2 0.0424908 0.0483343 0.0865424 0.107801 0.107385 0.143582 mean squared structural length of adults
L3_pi cm^3 0.00889259 0.010979 0.0295819 0.0442942 0.042496 0.0751168 mean cubed structural length of adults
Ww_pi g 0.0139451 0.0179589 0.0809769 0.12125 0.163143 0.288374 mean wet weight of adults
R 1/d 0.00813759 0.0160841 0.0860878 0.120193 0.11358 0.176783 mean reproduction rate of adults
J_X g/d 0.000479421 0.000582417 0.00234854 0.00254071 0.00437677 0.00485079 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 yield of faeces on food
Y_VX mol/mol 0 0 0.124193 0.0433129 0.118525 0.0404926 yield of living structure on food
Y_VX_d mol/mol 0.0215256 0.0388888 0.000443872 0.0668908 0.000189172 0.0650808 yield of dead structure on food
Y_EX mol/mol 0 0 0.21577 0.075251 0.336495 0.114959 yield of living reserve on food
Y_EX_d mol/mol 0.0122302 0.0247237 0.000771175 0.116215 0.000537062 0.184765 yield of dead reserve on food
Y_CX mol/mol 0.856869 0.827013 0.549448 0.588955 0.434879 0.485328 yield of CO2 on food
Y_HX mol/mol 0.617898 0.596368 0.396213 0.424702 0.313596 0.349975 yield of H2O on food
Y_OX mol/mol -0.931845 -0.899376 -0.597524 -0.640489 -0.47293 -0.527794 yield of O2 on food
Y_NX mol/mol 0.12853 0.124052 0.0824171 0.0883433 0.0652318 0.0727992 yield of N-waste on food
mu_TX J/mol 455011 439458 291084 312092 227775 254865 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer