Alcedo atthis: Population traits

at T = 40 °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: 2025/09/24
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.784627 0.784627 0.791544 0.791544 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00573438 0.00573438 0.00165441 0.00165441 spec pop growth rate
t2 d NaN NaN NaN NaN 120.876 120.876 418.97 418.97 population doubling time
a_b d 11.13 11.1416 11.1251 NaN 11.0094 11.0187 11.0094 11.0187 age at birth
t_p d 326.809 NaN 250.252 NaN 75.2258 78.9742 75.2258 78.9742 time since birth at puberty
S_b - 1 1 1 NaN 1 1 1 1 survival probability at birth
S_p - 1 1 0.549113 NaN 1 1 0.469925 0.475886 survival probability at puberty
theta_0b - 0.00137054 0.00138262 0.00419101 NaN 0.0611894 0.0612397 0.0754868 0.0730939 frac of ind that is embryo
theta_bp - 0.00137036 0.00138245 0.00301111 NaN 0.0574387 0.0574828 0.049329 0.0480595 fraction of individuals that is juvenile
theta_pi - 0.997259 0.997235 0.992798 NaN 0.881372 0.881278 0.875184 0.878847 frac of ind that is adult
L_bi cm 0.833757 0.816618 0.840495 NaN 0.998259 0.979888 1.02128 1.00239 mean structural length of post-natals
L2_bi cm^2 0.695287 0.666988 0.706727 NaN 1.01218 0.974499 1.05667 1.01699 mean squared structural length of post-natals
L3_bi cm^3 0.579895 0.544847 0.594421 NaN 1.03724 0.979017 1.10217 1.03966 mean cubed structural length of post-natals
Ww_bi g 16.8391 15.5068 17.4078 NaN 38.1023 35.2433 40.4876 37.4265 mean wet weight of post-natals
L_pi cm 0.834117 0.816963 0.841332 NaN 1.02369 1.00433 1.04532 1.02481 mean structural length of adults
L2_pi cm^2 0.69579 0.667462 0.707897 NaN 1.05378 1.01392 1.09605 1.05319 mean squared structural length of adults
L3_pi cm^3 0.58043 0.545343 0.595666 NaN 1.08969 1.02795 1.15201 1.08476 mean cubed structural length of adults
Ww_pi g 16.8546 15.5209 17.4443 NaN 40.029 37.0049 42.3182 39.0498 mean wet weight of adults
R 1/d 0.000231217 0 0.000748163 NaN 0.0146732 0.0131349 0.0164261 0.0147591 mean reproduction rate of adults
J_X g/d 3.76741 3.53966 3.86316 NaN 6.98997 6.59116 7.29718 6.87852 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 NaN 0.000850922 0.000851755 0.000249882 0.000250058 yield of living structure on food
Y_VX_d mol/mol 1.90204e-05 1.91672e-05 3.5349e-05 NaN 3.18389e-08 3.25638e-08 0.00026671 0.000262465 yield of dead structure on food
Y_EX mol/mol 0 0 0 NaN 0.0304072 0.0298102 0.0089294 0.00875167 yield of living reserve on food
Y_EX_d mol/mol 0.000533297 0.000526349 0.000999857 NaN 1.13774e-06 1.13969e-06 0.00953073 0.0091859 yield of dead reserve on food
Y_CX mol/mol 0.723184 0.72319 0.722792 NaN 0.698235 0.698719 0.708214 0.708642 yield of CO2 on food
Y_HX mol/mol 0.769913 0.769919 0.769495 NaN 0.743351 0.743867 0.753976 0.754431 yield of H2O on food
Y_OX mol/mol -0.917887 -0.917894 -0.917389 NaN -0.886221 -0.886836 -0.898887 -0.89943 yield of O2 on food
Y_NX mol/mol 0.166889 0.16689 0.166798 NaN 0.161131 0.161243 0.163434 0.163533 yield of N-waste on food
mu_TX J/mol 464053 464057 463793 NaN 447487 447809 454113 454398 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