Schizopygopsis younghusbandi: Population traits

at T = 10 °C with background hazards for embryo, larva, juv, adult: 0, 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 abj f_min f_max date: 2025/05/23
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.660261 0.660261 0.70348 0.70348 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00322349 0.00322349 0.000336191 0.000336191 spec pop growth rate
t2 d NaN NaN NaN NaN 215.03 215.03 2061.77 2061.77 population doubling time
a_b d 13.3396 13.4217 13.3129 13.3905 13.1892 13.2457 13.1892 13.2457 age at birth
t_j d 3.03617 3.1147 3.01094 3.08459 2.89687 2.94851 2.89687 2.94851 time since birth at metam
t_p d 6766.73 3807.57 4542.01 3200.14 2559.91 2040.05 2559.91 2040.05 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.544064 0.544432 1 1 0.543502 0.543755 survival probability at metam
S_p - 1 1 0.190265 0.194397 1 1 0.183787 0.186732 survival probability at puberty
theta_0b - 0.00170661 0.00184867 0.540372 0.530391 0.0415834 0.041765 0.568255 0.563124 frac of ind that is embryo
theta_bj - 0.000388886 0.000429447 0.0916508 0.0916384 0.0089089 0.00906545 0.0933043 0.0937116 frac of ind between b and j
theta_jp - 0.00131972 0.0014211 0.134586 0.132813 0.030988 0.0309923 0.13958 0.138888 frac of ind between j and p
theta_pi - 0.996585 0.996301 0.233391 0.245157 0.91852 0.918177 0.19886 0.204276 frac of ind that is adult
L_bi cm 2.08636 1.77137 0.27647 0.279348 0.638473 0.610392 0.15769 0.160628 mean structural length of post-natals
L2_bi cm^2 4.63289 3.32451 0.430122 0.38128 0.673438 0.603116 0.167678 0.160758 mean squared structural length of post-natals
L3_bi cm^3 10.529 6.37483 0.949138 0.714872 0.930089 0.769015 0.386892 0.3272 mean cubed structural length of post-natals
Ww_bi g 92.5212 48.0573 8.82414 5.6951 11.8998 8.38461 4.94999 3.56749 mean wet weight of post-natals
L_pi cm 2.08986 1.77459 0.507585 0.500435 0.664363 0.635181 0.297473 0.300038 mean structural length of adults
L2_pi cm^2 4.64083 3.33068 0.84559 0.728986 0.702607 0.629347 0.36224 0.342063 mean squared structural length of adults
L3_pi cm^3 10.5471 6.38667 1.86912 1.36931 0.970485 0.802561 0.839905 0.699695 mean cubed structural length of adults
Ww_pi g 92.6798 48.1465 17.3772 10.9088 12.4166 8.75037 10.7459 7.62882 mean wet weight of adults
R 1/d 0 0.491818 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.371822 0.223978 0.0367813 0.0273703 0.0818931 0.061572 0.0203881 0.0164098 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 0.0366103 0.0402603 0.00637968 0.00670342 yield of living structure on food
Y_VX_d mol/mol 0.00472577 0.00501439 0.0112527 0.0121348 2.19544e-05 2.87372e-05 0.0153612 0.0165421 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.43179 0.3987 0.0752434 0.0663844 yield of living reserve on food
Y_EX_d mol/mol 0.0368008 0.0327871 0.0933641 0.0845385 0.000258935 0.000284586 0.181174 0.163818 yield of dead reserve on food
Y_CX mol/mol 0.849098 0.852823 0.786008 0.793952 0.421944 0.451351 0.612467 0.637178 yield of CO2 on food
Y_HX mol/mol 0.610879 0.613559 0.565489 0.571204 0.303565 0.324722 0.440636 0.458414 yield of H2O on food
Y_OX mol/mol -0.923395 -0.927446 -0.854784 -0.863422 -0.458864 -0.490844 -0.666058 -0.692931 yield of O2 on food
Y_NX mol/mol 0.127365 0.127924 0.117901 0.119093 0.0632916 0.0677027 0.0918701 0.0955766 yield of N-waste on food
mu_TX J/mol 449897 451960 415523 419936 216557 232914 320600 334266 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