Zapteryx brevirostris: Population traits

at T = 25 °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 - 0.764714 0.764714 0.91179 0.91179 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000759746 0.000759746 9.84297e-05 9.84297e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 912.341 912.341 7042.05 7042.05 population doubling time
a_b d 320.882 325.603 312.67 316.927 308.7 312.72 308.7 312.72 age at birth
t_p d 3664.37 2.70442e+22 2048.51 2.70442e+22 1713.54 3824.86 1713.54 3824.86 time since birth at puberty
S_b - 0.999689 0.999644 0.999711 0.999671 0.999721 0.999683 0.999721 0.999683 survival probability at birth
S_p - 0.998031 0.997686 0.505543 0.528597 0.998352 0.99808 0.48442 0.505725 survival probability at puberty
theta_0b - 0.0614781 0.0652471 0.247559 0.235866 0.217829 0.221403 0.29638 0.283809 frac of ind that is embryo
theta_bp - 0.0614425 0.0652025 0.174242 0.169778 0.172195 0.17447 0.198443 0.194075 fraction of individuals that is juvenile
theta_pi - 0.877079 0.86955 0.578199 0.594356 0.609976 0.604127 0.505177 0.522116 frac of ind that is adult
L_bi cm 4.99622 4.60202 4.72254 4.47555 4.55413 4.31181 4.6512 4.44555 mean structural length of post-natals
L2_bi cm^2 26.0766 22.0089 25.0659 22.1154 23.0301 20.3939 24.9186 22.314 mean squared structural length of post-natals
L3_bi cm^3 140.255 108.184 144.576 117.488 126.654 104.032 148.328 122.826 mean cubed structural length of post-natals
Ww_bi g 361.984 263.948 417.093 319.184 388.488 299.905 454.966 354.085 mean wet weight of post-natals
L_pi cm 5.16715 4.75812 5.37034 5.02711 5.09496 4.80476 5.45794 5.1426 mean structural length of adults
L2_pi cm^2 27.4423 23.18 30.6053 26.5674 27.5455 24.3054 32.0277 28.1289 mean squared structural length of adults
L3_pi cm^3 148.885 115.073 182.861 146.222 157.058 128.826 199.482 161.985 mean cubed structural length of adults
Ww_pi g 384.258 280.758 527.545 397.247 481.745 371.383 611.871 466.974 mean wet weight of adults
R 1/d 0 0 0.000568879 0 0 0 0.00168741 0 mean reproduction rate of adults
J_X g/d 1.37749 1.05886 1.57876 1.26862 1.59087 1.28305 1.72132 1.40385 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 0.0604859 0.0616017 0.00848177 0.00861187 yield of living structure on food
Y_VX_d mol/mol 0.0298534 0.0309321 0.0511694 0.0523837 0.00735311 0.0080306 0.0509911 0.0521809 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.125043 0.115985 0.0175344 0.0162146 yield of living reserve on food
Y_EX_d mol/mol 0.0471951 0.0445365 0.0964517 0.0899288 0.0152011 0.0151202 0.105414 0.098247 yield of dead reserve on food
Y_CX mol/mol 0.752558 0.75402 0.687279 0.692189 0.631352 0.638146 0.655088 0.661718 yield of CO2 on food
Y_HX mol/mol 0.646341 0.647597 0.590275 0.594493 0.542242 0.548078 0.562628 0.568322 yield of H2O on food
Y_OX mol/mol -0.884764 -0.886483 -0.808017 -0.81379 -0.742265 -0.750253 -0.770171 -0.777966 yield of O2 on food
Y_NX mol/mol 0.0610182 0.0611367 0.0557253 0.0561234 0.0511907 0.0517416 0.0531153 0.0536528 yield of N-waste on food
mu_TX J/mol 424172 425080 387068 390000 355201 359264 368662 372604 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