Hypophthalmichthys molitrix: Population traits

at T = 21 °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_minf f_max date: 2025/05/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.452467 0.452467 0.726233 0.726233 1 1 scaled functional response
r 1/d 0 0 0.0101616 0.00205829 0.011758 0.00226698 spec pop growth rate
t2 d NaN NaN 68.2126 336.758 58.9511 305.758 population doubling time
a_b d 8.65174 8.65174 8.61625 8.61625 8.60009 8.60009 age at birth
t_j d 0.00146989 0.00146989 0.00144471 0.00144471 0.00143336 0.00143336 time since birth at metam
t_p d 1763.2 1763.2 705.272 705.272 603.33 603.33 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.999513 1 0.999511 1 0.99951 survival probability at metam
S_p - 1 0.263622 1 0.258453 1 0.256116 survival probability at puberty
theta_0b - 0.00107344 0.409946 0.0838016 0.504029 0.0961412 0.509753 frac of ind that is embryo
theta_bj - 1.82443e-07 6.96581e-05 1.34502e-05 8.37777e-05 1.5233e-05 8.41479e-05 frac of ind between b and j
theta_jp - 0.00107368 0.21004 0.0767927 0.251892 0.0869138 0.253297 frac of ind between j and p
theta_pi - 0.997853 0.379944 0.839392 0.243994 0.81693 0.236865 frac of ind that is adult
L_bi cm 2.67456 0.85393 0.596433 0.220418 0.549574 0.211937 mean structural length of post-natals
L2_bi cm^2 7.34599 1.97847 0.585489 0.174167 0.51019 0.16211 mean squared structural length of post-natals
L3_bi cm^3 20.3705 5.29147 0.775303 0.325024 0.658353 0.32045 mean cubed structural length of post-natals
Ww_bi g 709.86 184.394 42.8952 17.9826 49.9075 24.2922 mean wet weight of post-natals
L_pi cm 2.67735 1.28419 0.643522 0.369375 0.599327 0.356987 mean structural length of adults
L2_pi cm^2 7.35389 3.06927 0.638429 0.347806 0.563737 0.329044 mean squared structural length of adults
L3_pi cm^3 20.3924 8.21739 0.84619 0.660169 0.728343 0.662712 mean cubed structural length of adults
Ww_pi g 710.624 286.355 46.8171 36.5251 55.2132 50.2379 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 6.33199 1.70537 0.810026 0.24096 0.971932 0.308825 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 yield of faeces on food
Y_VX mol/mol 0 0 0.00972598 0.00277637 0.00796447 0.00235231 yield of living structure on food
Y_VX_d mol/mol 0.000444837 0.00120716 1.08541e-07 0.00539321 5.78639e-08 0.00457572 yield of dead structure on food
Y_EX mol/mol 0 0 0.528384 0.150832 0.595794 0.175968 yield of living reserve on food
Y_EX_d mol/mol 0.0150566 0.0408594 5.89668e-06 0.292997 4.3286e-06 0.342294 yield of dead reserve on food
Y_CX mol/mol 0.875124 0.848558 0.35251 0.438627 0.286862 0.365435 yield of CO2 on food
Y_HX mol/mol 0.629603 0.610491 0.253611 0.315567 0.206381 0.26291 yield of H2O on food
Y_OX mol/mol -0.951697 -0.922807 -0.383354 -0.477006 -0.311962 -0.397411 yield of O2 on food
Y_NX mol/mol 0.131269 0.127284 0.0528764 0.065794 0.0430293 0.0548152 yield of N-waste on food
mu_TX J/mol 463996 449424 177023 224309 140829 183992 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