Pinna nobilis: Population traits

at T = 20 °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: 2025/05/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.228849 0.228849 0.614425 0.614425 1 1 scaled functional response
r 1/d 0 0 0.0234706 0.00555761 0.0336085 0.00762743 spec pop growth rate
t2 d NaN NaN 29.5326 124.72 20.6242 90.8755 population doubling time
a_b d 2.81742 2.81742 2.42233 2.42233 2.27929 2.27929 age at birth
t_j d 10.6424 10.6424 5.2368 5.2368 4.0093 4.0093 time since birth at metam
t_p d 2987.96 2987.96 602.137 602.137 423.897 423.897 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.430395 1 0.228878 1 0.163216 survival probability at metam
S_p - 1 0.0413991 1 0.0412609 1 0.0412325 survival probability at puberty
theta_0b - 0.00025396 0.431244 0.0549865 0.581587 0.0733883 0.63161 frac of ind that is embryo
theta_bj - 0.000255428 0.293052 0.0522286 0.302214 0.0683312 0.288803 frac of ind between b and j
theta_jp - 0.00070941 0.200131 0.0570691 0.0725064 0.0484801 0.0414192 frac of ind between j and p
theta_pi - 0.998781 0.0755722 0.835716 0.0436925 0.8098 0.0381674 frac of ind that is adult
L_bi cm 1.0823 0.0329641 0.117087 0.0111015 0.108433 0.0109835 mean structural length of post-natals
L2_bi cm^2 1.21492 0.0237315 0.0265193 0.000862934 0.0231015 0.000823208 mean squared structural length of post-natals
L3_bi cm^3 1.3813 0.0256012 0.00871243 0.000373871 0.00724799 0.000359345 mean cubed structural length of post-natals
Ww_bi g 2.07356 0.0384314 0.0204353 0.000876928 0.0231205 0.00114628 mean wet weight of post-natals
L_pi cm 1.08334 0.20435 0.131278 0.0489173 0.122838 0.0481109 mean structural length of adults
L2_pi cm^2 1.21609 0.178287 0.0299771 0.00784952 0.0264222 0.00752766 mean squared structural length of adults
L3_pi cm^3 1.38264 0.192672 0.00985177 0.00357704 0.00829337 0.00346508 mean cubed structural length of adults
Ww_pi g 2.07556 0.289231 0.0231077 0.00839009 0.0264551 0.0110533 mean wet weight of adults
R 1/d 208.038 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0173663 0.000338958 0.00101878 3.24225e-05 0.00144471 5.02948e-05 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 0.200716 0.064086 0.168611 0.0544963 yield of living structure on food
Y_VX_d mol/mol 0.00833279 0.0217523 4.27965e-07 0.130504 1.66781e-07 0.111091 yield of dead structure on food
Y_EX mol/mol 0 0 0.270071 0.08623 0.369244 0.119342 yield of living reserve on food
Y_EX_d mol/mol 0.00417606 0.0109014 5.75843e-07 0.175597 3.65236e-07 0.24328 yield of dead reserve on food
Y_CX mol/mol 0.878116 0.857971 0.419838 0.434208 0.352769 0.362415 yield of CO2 on food
Y_HX mol/mol 0.637122 0.622506 0.304615 0.315042 0.255954 0.262952 yield of H2O on food
Y_OX mol/mol -0.954951 -0.933044 -0.456573 -0.472201 -0.383636 -0.394126 yield of O2 on food
Y_NX mol/mol 0.131717 0.128696 0.0629756 0.0651312 0.0529154 0.0543623 yield of N-waste on food
mu_TX J/mol 466037 455628 223603 231200 185110 190264 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