Calanus sinicus: 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 sbp f_minf f_max date: 2025/05/19
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.249148 0.289067 0.644533 0.644533 1 1 scaled functional response
r 1/d 0 0 0.114268 NaN 0.152506 0.0473507 spec pop growth rate
t2 d NaN NaN 6.06597 NaN 4.54504 14.6386 population doubling time
a_b d 2.49895 2.44007 2.16747 NaN 2.05376 2.05376 age at birth
t_p d 149.873 106.745 34.3404 NaN 23.9849 23.9849 time since birth at puberty
S_b - 0.999957 0.99996 0.999971 NaN 0.999975 0.999975 survival probability at birth
S_p - 0.999738 0.653782 0.999849 NaN 0.999877 0.413757 survival probability at puberty
theta_0b - 0.0233085 0.134416 0.219742 NaN 0.269076 0.427478 frac of ind that is embryo
theta_bp - 0.0233282 0.108416 0.171599 NaN 0.196784 0.250456 fraction of individuals that is juvenile
theta_pi - 0.953363 0.757168 0.608659 NaN 0.53414 0.322066 frac of ind that is adult
L_bi cm 0.0227594 0.0211337 0.021279 NaN 0.0222665 0.0197613 mean structural length of post-natals
L2_bi cm^2 0.000540066 0.000506636 0.000551948 NaN 0.000623181 0.000541498 mean squared structural length of post-natals
L3_bi cm^3 1.31615e-05 1.31657e-05 1.68351e-05 NaN 2.10032e-05 1.94526e-05 mean cubed structural length of post-natals
Ww_bi g 2.01479e-05 2.12742e-05 3.99534e-05 NaN 6.57523e-05 6.0898e-05 mean wet weight of post-natals
L_pi cm 0.0230833 0.0227829 0.0242907 NaN 0.0263825 0.0267093 mean structural length of adults
L2_pi cm^2 0.000551058 0.000565889 0.000675556 NaN 0.000806702 0.000869954 mean squared structural length of adults
L3_pi cm^3 1.34622e-05 1.49221e-05 2.12349e-05 NaN 2.82139e-05 3.35442e-05 mean cubed structural length of adults
Ww_pi g 2.06083e-05 2.41124e-05 5.03953e-05 NaN 8.83258e-05 0.000105013 mean wet weight of adults
R 1/d 0.76324 0.895499 1.65231 NaN 2.15864 2.40261 mean reproduction rate of adults
J_X g/d 2.52891e-05 2.75247e-05 6.6861e-05 NaN 0.000117123 0.000101771 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.765625 0.765625 0.765625 NaN 0.765625 0.765625 yield of faeces on food
Y_VX mol/mol 0 0 0.0287718 NaN 0.0273483 0.00905063 yield of living structure on food
Y_VX_d mol/mol 0.00682468 0.012676 0.000214603 NaN 0.00010518 0.0150122 yield of dead structure on food
Y_EX mol/mol 0 0 0.0395103 NaN 0.0582676 0.0192831 yield of living reserve on food
Y_EX_d mol/mol 0.00362274 0.00780687 0.000294698 NaN 0.000224093 0.0319847 yield of dead reserve on food
Y_CX mol/mol 0.223928 0.213892 0.165584 NaN 0.14843 0.159044 yield of CO2 on food
Y_HX mol/mol 0.161477 0.15424 0.119404 NaN 0.107034 0.114689 yield of H2O on food
Y_OX mol/mol -0.243521 -0.232608 -0.180072 NaN -0.161417 -0.172961 yield of O2 on food
Y_NX mol/mol 0.0335891 0.0320838 0.0248375 NaN 0.0222645 0.0238566 yield of N-waste on food
mu_TX J/mol 152095 146868 121114 NaN 111603 117271 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female are the same.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer