Siren intermedia: 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_min f_max date: 2025/05/23
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.334253 0.334253 0.372012 0.372012 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00660695 0.00660695 0.000355358 0.000355358 spec pop growth rate
t2 d NaN NaN NaN NaN 104.912 104.912 1950.56 1950.56 population doubling time
a_b d 19.2324 19.1022 19.1711 19.0534 18.8188 18.7734 18.8188 18.7734 age at birth
t_p d 3954.38 828.736 1278.52 664.743 355.362 327.665 355.362 327.665 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.315992 0.30137 1 1 0.273627 0.268539 survival probability at puberty
theta_0b - 0.00199335 0.00182231 0.0862373 0.116049 0.116896 0.116626 0.406814 0.433847 frac of ind that is embryo
theta_bp - 0.0019939 0.0018227 0.0478882 0.0630664 0.103249 0.103047 0.21044 0.22258 fraction of individuals that is juvenile
theta_pi - 0.996013 0.996355 0.865875 0.820884 0.779855 0.780327 0.382745 0.343574 frac of ind that is adult
L_bi cm 0.479922 0.607355 0.494692 0.602724 0.473904 0.507152 0.516089 0.505321 mean structural length of post-natals
L2_bi cm^2 0.231456 0.371112 0.259553 0.397829 0.312344 0.370645 0.539256 0.61287 mean squared structural length of post-natals
L3_bi cm^3 0.111866 0.227333 0.138442 0.26848 0.249859 0.336687 0.691719 0.967725 mean cubed structural length of post-natals
Ww_bi g 1.39842 3.54341 1.9105 4.62716 8.84691 15.0298 24.4921 43.1994 mean wet weight of post-natals
L_pi cm 0.480678 0.608275 0.516641 0.641414 0.522298 0.559712 0.743887 0.766419 mean structural length of adults
L2_pi cm^2 0.231898 0.371771 0.273364 0.427616 0.35209 0.417965 0.829851 1.00288 mean squared structural length of adults
L3_pi cm^3 0.112088 0.227747 0.146042 0.289025 0.282754 0.380959 1.0714 1.59388 mean cubed structural length of adults
Ww_pi g 1.40119 3.54985 2.01539 4.98124 10.0116 17.0061 37.9356 71.1511 mean wet weight of adults
R 1/d 0 0.02932 0.00942579 0.0409513 0.0205019 0.0256527 0.111632 0.137448 mean reproduction rate of adults
J_X g/d 0.0422952 0.0860122 0.0527875 0.10262 0.170758 0.257003 0.294811 0.424961 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 0.0096675 0.00865544 0.000833782 0.000809225 yield of living structure on food
Y_VX_d mol/mol 0.000281186 0.0002596 0.000750688 0.000704966 1.76206e-07 1.24383e-07 0.00173083 0.00166943 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.332636 0.377725 0.0286885 0.0353147 yield of living reserve on food
Y_EX_d mol/mol 0.00323387 0.00378675 0.00960884 0.0114449 6.06283e-06 5.42808e-06 0.0595538 0.072854 yield of dead reserve on food
Y_CX mol/mol 0.820577 0.820085 0.814246 0.81259 0.507192 0.466421 0.739832 0.721479 yield of CO2 on food
Y_HX mol/mol 0.700817 0.700397 0.69541 0.693995 0.433169 0.398349 0.631856 0.616182 yield of H2O on food
Y_OX mol/mol -0.964732 -0.964154 -0.957289 -0.955342 -0.596293 -0.54836 -0.869802 -0.848226 yield of O2 on food
Y_NX mol/mol 0.0665332 0.0664934 0.0660199 0.0658856 0.0411236 0.0378179 0.0599864 0.0584983 yield of N-waste on food
mu_TX J/mol 462464 462175 458785 457815 279696 255807 415366 404631 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