Triphoturus mexicanus: Population traits

at T = 11.5 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.655457 0.930649 0.965324 0.965324 1 1 scaled functional response
r 1/d 0 0 0.00437275 6.35802e-05 0.00466394 0.000120932 spec pop growth rate
t2 d NaN NaN 158.515 10901.9 148.618 5731.7 population doubling time
a_b d 20.3682 19.2448 19.1341 19.1341 19.0286 19.0286 age at birth
t_j d 58.7761 43.5886 42.3279 42.3279 41.1601 41.1601 time since birth at metam
t_p d 3563.73 1237.6 1165.7 1165.7 1103.58 1103.58 time since birth at puberty
S_b - 0.999993 0.999994 0.999994 0.999994 0.999994 0.999994 survival probability at birth
S_j - 0.999962 0.377888 0.99997 0.368847 0.999971 0.360249 survival probability at metam
S_p - 0.999863 0.110343 0.999926 0.1101 0.99993 0.109875 survival probability at puberty
theta_0b - 0.0084622 0.421905 0.0804358 0.431301 0.085066 0.439858 frac of ind that is embryo
theta_bj - 0.0084724 0.269981 0.0740478 0.272895 0.077912 0.275305 frac of ind between b and j
theta_jp - 0.0159753 0.116107 0.0818331 0.11173 0.0823304 0.107483 frac of ind between j and p
theta_pi - 0.96709 0.192007 0.763683 0.184074 0.754692 0.177354 frac of ind that is adult
L_bi cm 0.635675 0.191435 0.34742 0.185623 0.342101 0.180866 mean structural length of post-natals
L2_bi cm^2 0.444754 0.110696 0.17863 0.106536 0.174777 0.103226 mean squared structural length of post-natals
L3_bi cm^3 0.323746 0.0981041 0.113529 0.0961998 0.111201 0.0949468 mean cubed structural length of post-natals
Ww_bi g 0.418359 0.138812 0.162393 0.137604 0.160782 0.13728 mean wet weight of post-natals
L_pi cm 0.649896 0.446198 0.403464 0.43819 0.399268 0.431456 mean structural length of adults
L2_pi cm^2 0.455856 0.324509 0.21396 0.320021 0.210709 0.316594 mean squared structural length of adults
L3_pi cm^3 0.331919 0.294755 0.136613 0.296567 0.134719 0.299208 mean cubed structural length of adults
Ww_pi g 0.42892 0.41706 0.195411 0.42421 0.194785 0.432614 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00377378 0.00133433 0.00225143 0.0013324 0.00228338 0.00133775 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 0.220499 0.00459054 0.227135 0.00858318 yield of living structure on food
Y_VX_d mol/mol 0.0545697 0.114546 0.00291242 0.115548 0.0025568 0.116546 yield of dead structure on food
Y_EX mol/mol 0 0 0.0949029 0.00197577 0.101271 0.00382691 yield of living reserve on food
Y_EX_d mol/mol 0.0159476 0.0475297 0.00125351 0.0497321 0.00113998 0.0519633 yield of dead reserve on food
Y_CX mol/mol 0.820108 0.72855 0.571058 0.718778 0.558522 0.709706 yield of CO2 on food
Y_HX mol/mol 0.590022 0.524151 0.410844 0.517121 0.401826 0.510594 yield of H2O on food
Y_OX mol/mol -0.891867 -0.792298 -0.621025 -0.781672 -0.607393 -0.771805 yield of O2 on food
Y_NX mol/mol 0.123016 0.109282 0.0856586 0.107817 0.0837783 0.106456 yield of N-waste on food
mu_TX J/mol 436444 389086 307908 383991 301328 379251 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