Lagodon rhomboides: Population traits

at T = 18 °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 - 0.286558 0.323289 0.661645 0.661645 1 1 scaled functional response
r 1/d 0 0 0.00716036 0.00104496 0.0100131 0.00141123 spec pop growth rate
t2 d NaN NaN 96.8034 663.325 69.2244 491.165 population doubling time
a_b d 16.8302 16.5008 14.7875 14.7875 14.0049 14.0049 age at birth
t_j d 30.2135 27.3578 16.2161 16.2161 12.6976 12.6976 time since birth at metam
t_p d 6378.89 2844.15 958.601 958.601 682.524 682.524 time since birth at puberty
S_b - 0.999998 0.999998 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.99999 0.402178 0.999994 0.250616 0.999995 0.218778 survival probability at metam
S_p - 0.999981 0.22087 0.999993 0.219254 0.999995 0.197632 survival probability at puberty
theta_0b - 0.00399023 0.367041 0.100368 0.501438 0.130714 0.552294 frac of ind that is embryo
theta_bj - 0.00399785 0.241341 0.0904126 0.268241 0.103799 0.253502 frac of ind between b and j
theta_jp - 0.00317903 0.073194 0.00823832 0.0111123 0.0099571 0.0104312 frac of ind between j and p
theta_pi - 0.988833 0.318424 0.800981 0.219209 0.75553 0.183772 frac of ind that is adult
L_bi cm 1.62478 0.329952 0.490916 0.208932 0.467177 0.202842 mean structural length of post-natals
L2_bi cm^2 2.94707 0.386368 0.400651 0.163469 0.370784 0.159246 mean squared structural length of post-natals
L3_bi cm^3 5.59262 0.702383 0.451444 0.3191 0.417145 0.349874 mean cubed structural length of post-natals
Ww_bi g 7.40295 0.958888 0.788856 0.557596 0.88836 0.745097 mean wet weight of post-natals
L_pi cm 1.63595 0.576753 0.540913 0.373034 0.524368 0.377194 mean structural length of adults
L2_pi cm^2 2.96841 0.76155 0.449087 0.363433 0.425433 0.378194 mean squared structural length of adults
L3_pi cm^3 5.6332 1.39565 0.506965 0.725053 0.479844 0.851527 mean cubed structural length of adults
Ww_pi g 7.45667 1.90533 0.885873 1.26696 1.02188 1.81343 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0348394 0.00514633 0.0109658 0.00445248 0.0153482 0.00655897 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 0.294779 0.07489 0.272142 0.075279 yield of living structure on food
Y_VX_d mol/mol 0.0609955 0.122663 0.000348122 0.16127 0.00014981 0.155136 yield of dead structure on food
Y_EX mol/mol 0 0 0.220319 0.0559732 0.307416 0.0850364 yield of living reserve on food
Y_EX_d mol/mol 0.0197443 0.0447958 0.000260188 0.120534 0.000169228 0.175244 yield of dead reserve on food
Y_CX mol/mol 0.809885 0.723166 0.374918 0.477957 0.310748 0.39993 yield of CO2 on food
Y_HX mol/mol 0.582667 0.520278 0.269733 0.343864 0.223566 0.287728 yield of H2O on food
Y_OX mol/mol -0.88075 -0.786443 -0.407724 -0.519778 -0.337939 -0.434924 yield of O2 on food
Y_NX mol/mol 0.121483 0.108475 0.0562377 0.0716936 0.0466122 0.0599895 yield of N-waste on food
mu_TX J/mol 431143 386531 203618 257341 167182 214139 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