Pleurobrachia pileus: Population traits

at T = 15 °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: 2025/02/22
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.082809 0.183978 0.591989 0.591989 1 1 scaled functional response
r 1/d 0 0 0.268669 0.00595712 0.344316 0.00742105 spec pop growth rate
t2 d NaN NaN 2.57993 116.356 2.01312 93.4028 population doubling time
a_b d 2.91961 2.5637 2.18238 2.18238 2.07256 2.07256 age at birth
t_j d 65.8737 20.1647 8.03769 8.03769 6.27181 6.27181 time since birth at metam
t_p d 490.621 60.2578 20.2809 20.2809 15.5063 15.5063 time since birth at puberty
S_b - 0.999997 0.999998 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999982 0.464815 0.999995 0.184564 0.999996 0.126724 survival probability at metam
S_p - 0.997121 0.00241533 0.99998 0.00198256 0.999988 0.00192824 survival probability at puberty
theta_0b - 0.00898418 0.428805 0.443561 0.630204 0.510063 0.676128 frac of ind that is embryo
theta_bj - 0.0089975 0.299814 0.24686 0.300851 0.249932 0.282274 frac of ind between b and j
theta_jp - 0.193777 0.259037 0.245376 0.0663235 0.183474 0.0396538 frac of ind between j and p
theta_pi - 0.788241 0.0123433 0.0642032 0.00262101 0.0565303 0.00194442 frac of ind that is adult
L_bi cm 0.0758802 0.0182846 0.036824 0.0164444 0.037554 0.0162042 mean structural length of post-natals
L2_bi cm^2 0.00645163 0.00122696 0.00351514 0.00141775 0.00378248 0.00155284 mean squared structural length of post-natals
L3_bi cm^3 0.000567372 0.000235575 0.000614875 0.000791928 0.000718488 0.00131754 mean cubed structural length of post-natals
Ww_bi g 0.000669599 0.000329875 0.00140686 0.00181197 0.00228177 0.00418423 mean wet weight of post-natals
L_pi cm 0.0885582 0.206418 0.144991 0.315003 0.149866 0.319652 mean structural length of adults
L2_pi cm^2 0.00788217 0.045984 0.0248711 0.165634 0.0270771 0.217634 mean squared structural length of adults
L3_pi cm^3 0.000704332 0.0106617 0.00508812 0.110946 0.0059781 0.218512 mean cubed structural length of adults
Ww_pi g 0.000831235 0.0149296 0.0116419 0.25385 0.0189852 0.693949 mean wet weight of adults
R 1/d 0.697821 15.5734 11.5906 116.171 11.9456 173.514 mean reproduction rate of adults
J_X g/d 7.2836e-05 3.29318e-05 0.000342775 0.000132259 0.000631775 0.000249551 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 0.240971 0.0178348 0.195787 0.0195902 yield of living structure on food
Y_VX_d mol/mol 0.0161791 0.0561793 9.05781e-06 0.0632593 4.111e-06 0.0597498 yield of dead structure on food
Y_EX mol/mol 0 0 0.310383 0.022972 0.425992 0.0426242 yield of living reserve on food
Y_EX_d mol/mol 0.00291508 0.0224885 1.16669e-05 0.081481 8.94471e-06 0.130003 yield of dead reserve on food
Y_CX mol/mol 0.871531 0.811957 0.33925 0.705078 0.268833 0.638657 yield of CO2 on food
Y_HX mol/mol 0.635723 0.592234 0.247158 0.514212 0.195753 0.465725 yield of H2O on food
Y_OX mol/mol -0.94779 -0.883003 -0.368935 -0.766772 -0.292356 -0.69454 yield of O2 on food
Y_NX mol/mol 0.13073 0.121794 0.0508875 0.105762 0.0403249 0.0957986 yield of N-waste on food
mu_TX J/mol 462807 432042 181293 374504 140304 337885 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