Stichopus vastus: Population traits

at T = 27 °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: 2024/12/04
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.383131 NaN 0.691565 NaN 1 1 scaled functional response
r 1/d 0 0 0.0235206 NaN 0.0381099 NaN spec pop growth rate
t2 d NaN NaN 29.4697 NaN 18.1881 NaN population doubling time
a_b d 1.24601 NaN 1.13362 NaN 1.06683 NaN age at birth
t_j d 44.7364 NaN 25.1057 NaN 17.7405 NaN time since birth at metam
t_p d 2026.56 NaN 477.017 NaN 298.538 NaN time since birth at puberty
S_b - 1 NaN 1 NaN 1 NaN survival probability at birth
S_j - 1 NaN 1 NaN 1 NaN survival probability at metam
S_p - 0.999979 NaN 0.999993 NaN 0.999997 NaN survival probability at puberty
theta_0b - 0.000515007 NaN 0.0261226 NaN 0.0395664 NaN frac of ind that is embryo
theta_bj - 0.000519618 NaN 0.0256248 NaN 0.0382654 NaN frac of ind between b and j
theta_jp - 0.0181364 NaN 0.408691 NaN 0.433696 NaN frac of ind between j and p
theta_pi - 0.980829 NaN 0.539561 NaN 0.488473 NaN frac of ind that is adult
L_bi cm 4.00074 NaN 0.505101 NaN 0.433936 NaN mean structural length of post-natals
L2_bi cm^2 17.8087 NaN 0.638512 NaN 0.501394 NaN mean squared structural length of post-natals
L3_bi cm^3 82.2124 NaN 1.15971 NaN 0.858621 NaN mean cubed structural length of post-natals
Ww_bi g 85.6957 NaN 1.24841 NaN 0.953573 NaN mean wet weight of post-natals
L_pi cm 4.07557 NaN 0.86349 NaN 0.796292 NaN mean structural length of adults
L2_pi cm^2 18.1473 NaN 1.14812 NaN 0.980752 NaN mean squared structural length of adults
L3_pi cm^3 83.7762 NaN 2.09271 NaN 1.68763 NaN mean cubed structural length of adults
Ww_pi g 87.3257 NaN 2.25276 NaN 1.87426 NaN mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 NaN mean reproduction rate of adults
J_X g/d 0.846909 NaN 0.054843 NaN 0.0622861 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0.497369 NaN 0.525349 NaN yield of living structure on food
Y_VX_d mol/mol 0.0612501 NaN 9.80019e-05 NaN 3.6235e-05 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0380379 NaN 0.0580969 NaN yield of living reserve on food
Y_EX_d mol/mol 0.00259513 NaN 7.49502e-06 NaN 4.00712e-06 NaN yield of dead reserve on food
Y_CX mol/mol 0.82678 NaN 0.355113 NaN 0.307139 NaN yield of CO2 on food
Y_HX mol/mol 0.599875 NaN 0.257654 NaN 0.222846 NaN yield of H2O on food
Y_OX mol/mol -0.899123 NaN -0.386185 NaN -0.334014 NaN yield of O2 on food
Y_NX mol/mol 0.124017 NaN 0.053267 NaN 0.0460708 NaN yield of N-waste on food
mu_TX J/mol 440448 NaN 202842 NaN 177852 NaN 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