Leiognathus equula: Population traits

at T = 28 °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 - 0.230345 0.246675 0.623337 0.623337 1 1 scaled functional response
r 1/d 0 0 0.0438702 0.00242095 0.0581812 0.00285898 spec pop growth rate
t2 d NaN NaN 15.8 286.312 11.9136 242.445 population doubling time
a_b d 2.49455 2.4699 2.20423 2.20423 2.11551 2.11551 age at birth
t_j d 3.12419 2.97991 1.77751 1.77751 1.48826 1.48826 time since birth at metam
t_p d 640.866 454.26 123.149 123.149 93.5945 93.5945 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.276492 1 0.20806 1 0.207197 survival probability at metam
S_p - 1 0.21203 1 0.164263 1 0.139027 survival probability at puberty
theta_0b - 0.00127036 0.375923 0.0920906 0.573463 0.1157 0.612039 frac of ind that is embryo
theta_bj - 0.00127198 0.21183 0.0681086 0.232518 0.0733492 0.216108 frac of ind between b and j
theta_jp - 0.00032105 0.0188734 0.015575 0.0203904 0.0290613 0.0305822 frac of ind between j and p
theta_pi - 0.997137 0.393374 0.824226 0.173629 0.78189 0.141271 frac of ind that is adult
L_bi cm 1.1059 0.472108 0.448065 0.206822 0.430247 0.190493 mean structural length of post-natals
L2_bi cm^2 1.25076 0.494298 0.332213 0.253513 0.319311 0.265325 mean squared structural length of post-natals
L3_bi cm^3 1.42622 0.584903 0.330085 0.585525 0.330515 0.851571 mean cubed structural length of post-natals
Ww_bi g 2.25457 0.948694 0.848876 1.50579 1.16388 2.99873 mean wet weight of post-natals
L_pi cm 1.10758 0.719069 0.487633 0.430711 0.478564 0.427833 mean structural length of adults
L2_pi cm^2 1.25276 0.782631 0.365585 0.618535 0.360619 0.723216 mean squared structural length of adults
L3_pi cm^3 1.4285 0.927849 0.363576 1.43816 0.373771 2.33828 mean cubed structural length of adults
Ww_pi g 2.25817 1.50494 0.935006 3.69851 1.3162 8.23406 mean wet weight of adults
R 1/d 0.296853 0 0 0.690075 0 2.44743 mean reproduction rate of adults
J_X g/d 0.103633 0.0438734 0.0750087 0.0571679 0.115819 0.0961215 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 0.193056 0.0247958 0.166033 0.0253287 yield of living structure on food
Y_VX_d mol/mol 0.007693 0.0212161 3.12328e-06 0.0515983 1.33143e-06 0.0518339 yield of dead structure on food
Y_EX mol/mol 0 0 0.303424 0.0389714 0.418638 0.0638641 yield of living reserve on food
Y_EX_d mol/mol 0.00446805 0.0131958 4.90883e-06 0.0810966 3.35708e-06 0.130695 yield of dead reserve on food
Y_CX mol/mol 0.878464 0.856213 0.394137 0.694163 0.305949 0.618904 yield of CO2 on food
Y_HX mol/mol 0.632006 0.615998 0.283559 0.499412 0.220113 0.445267 yield of H2O on food
Y_OX mol/mol -0.95533 -0.931132 -0.428624 -0.754902 -0.33272 -0.673058 yield of O2 on food
Y_NX mol/mol 0.13177 0.128432 0.0591205 0.104124 0.0458924 0.0928356 yield of N-waste on food
mu_TX J/mol 466196 454634 209084 368266 159230 326911 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