Myxus elongatus: Population traits

at T = 21.2 °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: 2025/05/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.375553 0.375553 0.379498 0.379498 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0131388 0.0131388 0.00303169 0.00303169 spec pop growth rate
t2 d NaN NaN NaN NaN 52.7555 52.7555 228.634 228.634 population doubling time
a_b d 6.54854 6.37968 6.53832 6.37017 5.77486 5.67214 5.77486 5.67214 age at birth
t_p d 6988.46 1657.21 3685.4 1618.19 642.924 571.877 642.924 571.877 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.504942 0.476799 1 1 0.375312 0.358087 survival probability at puberty
theta_0b - 0.00123396 0.00113007 0.253959 0.277219 0.0729246 0.0716656 0.407055 0.420738 frac of ind that is embryo
theta_bp - 0.0012364 0.00113244 0.180722 0.191723 0.0677406 0.0666702 0.245826 0.248321 fraction of individuals that is juvenile
theta_pi - 0.99753 0.997737 0.565318 0.531058 0.859335 0.861664 0.347119 0.330942 frac of ind that is adult
L_bi cm 2.00283 2.39328 0.471813 0.493243 0.452084 0.487089 0.180154 0.182903 mean structural length of post-natals
L2_bi cm^2 4.25978 6.085 0.726818 0.894508 0.345091 0.405651 0.102645 0.110633 mean squared structural length of post-natals
L3_bi cm^3 9.26935 15.8285 1.4703 2.16216 0.36972 0.476972 0.151269 0.179682 mean cubed structural length of post-natals
Ww_bi g 15.5801 28.7097 2.48183 3.94021 1.03997 1.51054 0.425499 0.569043 mean wet weight of post-natals
L_pi cm 2.00523 2.39592 0.603274 0.649139 0.482409 0.519486 0.261763 0.270903 mean structural length of adults
L2_pi cm^2 4.26505 6.0919 0.957984 1.21607 0.371929 0.436668 0.172293 0.190342 mean squared structural length of adults
L3_pi cm^3 9.28084 15.8465 1.94025 2.94266 0.398839 0.513851 0.258191 0.31428 mean cubed structural length of adults
Ww_pi g 15.5994 28.7423 3.2751 5.36255 1.12188 1.62733 0.726254 0.995305 mean wet weight of adults
R 1/d 0 26.9211 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.117193 0.200106 0.0202059 0.029725 0.02528 0.0355206 0.00751939 0.00968747 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 0.192155 0.176429 0.0609893 0.0562315 yield of living structure on food
Y_VX_d mol/mol 0.0193058 0.0181561 0.0463698 0.0436886 1.33869e-05 1.02831e-05 0.117947 0.109073 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.34835 0.382311 0.110565 0.12185 yield of living reserve on food
Y_EX_d mol/mol 0.0131438 0.0147754 0.0319012 0.0359272 2.42684e-05 2.22827e-05 0.213821 0.236355 yield of dead reserve on food
Y_CX mol/mol 0.858175 0.857694 0.812354 0.811009 0.350082 0.331853 0.387303 0.367115 yield of CO2 on food
Y_HX mol/mol 0.61741 0.617063 0.584444 0.583476 0.251865 0.23875 0.278643 0.264119 yield of H2O on food
Y_OX mol/mol -0.933266 -0.932742 -0.883435 -0.881972 -0.380715 -0.36089 -0.421192 -0.399237 yield of O2 on food
Y_NX mol/mol 0.128726 0.128654 0.121853 0.121651 0.0525124 0.0497779 0.0580954 0.0550672 yield of N-waste on food
mu_TX J/mol 455618 455295 431769 430896 184810 173997 204620 192835 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