Albula vulpes: Population traits

at T = 25 °C with background hazards for embryo, leptocephalus, shrink, post-shrink juv, adult: 0, 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 ssj f_minf f_max date: 2025/04/18
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.262113 NaN 0.631057 NaN 1 1 scaled functional response
r 1/d 0 0 0.0101695 NaN 0.0121688 0.00177266 spec pop growth rate
t2 d NaN NaN 68.1592 NaN 56.9612 391.022 population doubling time
a_b d 2.52715 NaN 2.52715 NaN 2.52715 2.52715 age at birth
t_s d 581.111 NaN 581.111 NaN 581.111 581.111 time since birth at start accel
t_j d 581.111 NaN 581.111 NaN 581.111 581.111 time since birth at metam
t_p d 1204.92 NaN 1204.92 NaN 1204.92 1204.92 time since birth at puberty
S_b - 1 NaN 1 NaN 1 1 survival probability at birth
S_s - 1 NaN 1 NaN 1 0.6941 survival probability at metam
S_j - 0.999669 NaN 0.999698 NaN 0.999706 0.000627356 survival probability at metam
S_p - 0.999651 NaN 0.99968 NaN 0.999689 0.00062636 survival probability at puberty
theta_0b - 0.000328255 NaN 0.0271369 NaN 0.0300842 0.175498 frac of ind that is embryo
theta_bs - 0.000265864 NaN 0.0246843 NaN 0.0293734 0.146584 frac of ind between b and s
theta_sj - 0.0608623 NaN 0.94554 NaN 0.939719 0.677268 frac of ind between s and j
theta_jp - 0.00153184 NaN 0.000363303 NaN 0.00013372 0.000224677 frac of ind between j and p
theta_pi - 0.937012 NaN 0.00227537 NaN 0.000689518 0.000426127 frac of ind that is adult
L_bi cm 4.03257 NaN 0.829868 NaN 1.03116 0.49157 mean structural length of post-natals
L2_bi cm^2 18.0602 NaN 1.08722 NaN 1.76376 0.634093 mean squared structural length of post-natals
L3_bi cm^3 83.8959 NaN 1.93264 NaN 4.21049 1.66664 mean cubed structural length of post-natals
Ww_bi g 88.8621 NaN 2.20807 NaN 5.16139 2.04303 mean wet weight of post-natals
L_pi cm 4.03361 NaN 0.847488 NaN 1.05843 0.563892 mean structural length of adults
L2_pi cm^2 18.065 NaN 1.11491 NaN 1.81806 0.76585 mean squared structural length of adults
L3_pi cm^3 83.9182 NaN 1.98286 NaN 4.34186 2.02616 mean cubed structural length of adults
Ww_pi g 88.8858 NaN 2.26545 NaN 5.32243 2.48375 mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 0 mean reproduction rate of adults
J_X g/d 0.378801 NaN 0.0549017 NaN 0.141137 0.0507403 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0.357986 NaN 0.363027 0.0582254 yield of living structure on food
Y_VX_d mol/mol 0.033751 NaN 1.85587e-05 NaN 1.37959e-05 0.247428 yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0510194 NaN 0.0819861 0.0131496 yield of living reserve on food
Y_EX_d mol/mol 0.00199792 NaN 2.64496e-06 NaN 3.11567e-06 0.0558793 yield of dead reserve on food
Y_CX mol/mol 0.854876 NaN 0.481599 NaN 0.445595 0.515943 yield of CO2 on food
Y_HX mol/mol 0.615036 NaN 0.346484 NaN 0.320581 0.371192 yield of H2O on food
Y_OX mol/mol -0.929678 NaN -0.523739 NaN -0.484585 -0.561088 yield of O2 on food
Y_NX mol/mol 0.128231 NaN 0.0722398 NaN 0.0668393 0.0773914 yield of N-waste on food
mu_TX J/mol 454526 NaN 265436 NaN 245886 281707 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