Aprion virescens: Population traits

at T = 27.9 °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 - 0.39253 0.39253 0.696265 0.696265 1 1 scaled functional response
r 1/d 0 0 0.00844927 0.00118422 0.0109482 0.00144169 spec pop growth rate
t2 d NaN NaN 82.0363 585.319 63.3115 480.788 population doubling time
a_b d 5.17854 5.17854 4.88249 4.88249 4.74547 4.74547 age at birth
t_j d 2.92711 2.92711 2.27341 2.27341 2.01801 2.01801 time since birth at metam
t_p d 3488.08 3488.08 1085.81 1085.81 843.634 843.634 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.373285 1 0.373034 1 0.372941 survival probability at metam
S_p - 1 0.238011 1 0.19678 1 0.178859 survival probability at puberty
theta_0b - 0.000394121 0.474396 0.0402848 0.551385 0.0504726 0.575251 frac of ind that is embryo
theta_bj - 0.000223562 0.171144 0.018259 0.163137 0.0207484 0.155312 frac of ind between b and j
theta_jp - 0.000171956 0.061689 0.0205272 0.0795372 0.0273241 0.0849777 frac of ind between j and p
theta_pi - 0.99921 0.292771 0.920929 0.20594 0.901455 0.184459 frac of ind that is adult
L_bi cm 5.68119 0.648938 0.956854 0.192594 0.864675 0.185772 mean structural length of post-natals
L2_bi cm^2 33.3907 2.91149 1.6256 0.271498 1.36013 0.252763 mean squared structural length of post-natals
L3_bi cm^3 198.623 16.5355 3.83876 1.17777 3.052 1.18201 mean cubed structural length of post-natals
Ww_bi g 428.279 35.6546 11.7118 3.59328 12.042 4.66376 mean wet weight of post-natals
L_pi cm 5.68342 1.12289 0.994616 0.354695 0.907474 0.354695 mean structural length of adults
L2_pi cm^2 33.4039 5.22463 1.69391 0.587722 1.43244 0.577753 mean squared structural length of adults
L3_pi cm^3 198.702 29.6856 4.00043 2.56539 3.21474 2.72153 mean cubed structural length of adults
Ww_pi g 428.448 64.0094 12.205 7.82682 12.6841 10.7381 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 2.03389 0.177338 0.175677 0.0293261 0.211125 0.0392144 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 0.184627 0.0475596 0.158266 0.0434558 yield of living structure on food
Y_VX_d mol/mol 0.00854386 0.0227531 1.89457e-06 0.0946064 8.71873e-07 0.0864249 yield of dead structure on food
Y_EX mol/mol 0 0 0.378657 0.0975411 0.466189 0.128004 yield of living reserve on food
Y_EX_d mol/mol 0.00987876 0.0263081 3.88563e-06 0.194031 2.5682e-06 0.254574 yield of dead reserve on food
Y_CX mol/mol 0.872202 0.841564 0.327335 0.456887 0.266166 0.378166 yield of CO2 on food
Y_HX mol/mol 0.627501 0.605458 0.235499 0.328705 0.191492 0.27207 yield of H2O on food
Y_OX mol/mol -0.94852 -0.915201 -0.355977 -0.496865 -0.289456 -0.411256 yield of O2 on food
Y_NX mol/mol 0.13083 0.126235 0.0491003 0.0685331 0.0399249 0.0567249 yield of N-waste on food
mu_TX J/mol 462795 446654 171922 241053 136961 197142 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