Neotrygon kuhlii: Population traits

at T = 27.8 °C with background hazards for embryo, juv, adult: 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 std f_min f_max date: 2025/05/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.734509 0.734509 NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000405179 0.000405179 NaN NaN spec pop growth rate
t2 d NaN NaN NaN NaN 1710.72 1710.72 NaN NaN population doubling time
a_b d 328.276 334.491 NaN NaN 313.912 319.347 NaN NaN age at birth
t_p d 3893.76 NaN NaN NaN 2130.15 3126.89 NaN NaN time since birth at puberty
S_b - 0.999815 0.99978 NaN NaN 0.999837 0.999807 NaN NaN survival probability at birth
S_p - 0.998831 0.998562 NaN NaN 0.999044 0.998834 NaN NaN survival probability at puberty
theta_0b - 0.0476111 0.0514122 NaN NaN 0.130726 0.13438 NaN NaN frac of ind that is embryo
theta_bp - 0.0476123 0.0514108 NaN NaN 0.115107 0.118059 NaN NaN fraction of individuals that is juvenile
theta_pi - 0.904777 0.897177 NaN NaN 0.754167 0.747561 NaN NaN frac of ind that is adult
L_bi cm 6.10912 5.47299 NaN NaN 6.35138 5.82619 NaN NaN mean structural length of post-natals
L2_bi cm^2 38.8067 30.9564 NaN NaN 44.4684 36.8981 NaN NaN mean squared structural length of post-natals
L3_bi cm^3 253.238 179.322 NaN NaN 334.391 248.942 NaN NaN mean cubed structural length of post-natals
Ww_bi g 431.366 290.987 NaN NaN 654.62 459.99 NaN NaN mean wet weight of post-natals
L_pi cm 6.26772 5.61252 NaN NaN 6.8277 6.24504 NaN NaN mean structural length of adults
L2_pi cm^2 40.3422 32.1995 NaN NaN 49.6498 41.1236 NaN NaN mean squared structural length of adults
L3_pi cm^3 264.981 187.973 NaN NaN 380.158 283.104 NaN NaN mean cubed structural length of adults
Ww_pi g 451.369 305.024 NaN NaN 744.215 523.115 NaN NaN mean wet weight of adults
R 1/d 0.000194447 0 NaN NaN 0.00106673 6.1988e-05 NaN NaN mean reproduction rate of adults
J_X g/d 1.17945 0.832915 NaN NaN 1.84004 1.35163 NaN NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 NaN NaN 0.109375 0.109375 NaN NaN yield of faeces on food
Y_VX mol/mol 0 0 NaN NaN 0.0736336 0.0746258 NaN NaN yield of living structure on food
Y_VX_d mol/mol 0.0456568 0.0477951 NaN NaN 0.0164945 0.0181043 NaN NaN yield of dead structure on food
Y_EX mol/mol 0 0 NaN NaN 0.070515 0.0632664 NaN NaN yield of living reserve on food
Y_EX_d mol/mol 0.0321151 0.0297622 NaN NaN 0.0157959 0.0153485 NaN NaN yield of dead reserve on food
Y_CX mol/mol 0.751889 0.752088 NaN NaN 0.660622 0.665334 NaN NaN yield of CO2 on food
Y_HX mol/mol 0.645767 0.645937 NaN NaN 0.567381 0.571428 NaN NaN yield of H2O on food
Y_OX mol/mol -0.883978 -0.884211 NaN NaN -0.776677 -0.782217 NaN NaN yield of O2 on food
Y_NX mol/mol 0.060964 0.0609801 NaN NaN 0.0535639 0.053946 NaN NaN yield of N-waste on food
mu_TX J/mol 424571 424794 NaN NaN 373430 376315 NaN NaN yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer