Ostrea edulis: Population traits

at T = 20 °C with background hazards for embryo, pre-larva, larva, juv, adult: 0 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 asj f_minf f_max date: 2025/06/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.053341 0.0557163 0.527858 0.527858 1 1 scaled functional response
r 1/d 0 0 0.0752314 0.0050625 0.125963 0.00678711 spec pop growth rate
t2 d NaN NaN 9.21353 136.918 5.50279 102.127 population doubling time
a_b d 3.11241 3.09254 2.15043 2.15043 1.93806 1.93806 age at birth
t_s d 127.599 121.264 12.9281 12.9281 7.7654 7.7654 time since birth at start accel
t_j d 710.909 671.005 63.8362 63.8362 38.1462 38.1462 time since birth at metam
t_p d 3982.15 2603.29 131.369 131.369 77.7571 77.7571 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_s - 1 0.928505 1 0.647273 1 0.537185 survival probability at metam
S_j - 0.999975 0.18542 1 0.166937 1 0.166078 survival probability at metam
S_p - 0.999636 0.000194962 0.999998 0.000166386 0.999999 0.000164968 survival probability at puberty
theta_0b - 0.000480976 0.0446432 0.14887 0.255996 0.216021 0.339875 frac of ind that is embryo
theta_bs - 0.000485805 0.0434364 0.127135 0.204652 0.169817 0.246943 frac of ind between b and s
theta_sj - 0.0194305 0.693333 0.402184 0.407171 0.319382 0.295466 frac of ind between s and j
theta_jp - 0.0910299 0.216445 0.314824 0.131924 0.28836 0.117475 frac of ind between j and p
theta_pi - 0.888573 0.00214272 0.00698713 0.000256672 0.00641973 0.000240769 frac of ind that is adult
L_bi cm 0.539068 0.0193941 0.0293321 0.017718 0.0293536 0.0177975 mean structural length of post-natals
L2_bi cm^2 0.32407 0.00121399 0.0025245 0.000579327 0.00255031 0.000602936 mean squared structural length of post-natals
L3_bi cm^3 0.198885 0.000495797 0.000705294 0.000237015 0.000728168 0.000270554 mean cubed structural length of post-natals
Ww_bi g 0.203655 0.000508215 0.000872655 0.000293257 0.00105551 0.000392178 mean wet weight of post-natals
L_pi cm 0.597472 0.566446 0.363714 0.549099 0.366727 0.560509 mean structural length of adults
L2_pi cm^2 0.363526 0.341341 0.149665 0.478017 0.152792 0.503679 mean squared structural length of adults
L3_pi cm^3 0.223575 0.212862 0.0713667 0.64 0.0742432 0.696148 mean cubed structural length of adults
Ww_pi g 0.228936 0.218193 0.0883015 0.791867 0.107618 1.00909 mean wet weight of adults
R 1/d 0 0 150.246 649.543 262.997 1034.09 mean reproduction rate of adults
J_X g/d 0.00196323 5.42831e-06 0.000107254 1.47334e-05 0.000206186 3.03048e-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 0.494716 0.0814403 0.444851 0.0605937 yield of living structure on food
Y_VX_d mol/mol 0.020276 0.0805274 4.65245e-07 0.338728 1.44784e-07 0.315063 yield of dead structure on food
Y_EX mol/mol 0 0 0.117393 0.0193252 0.199978 0.0272392 yield of living reserve on food
Y_EX_d mol/mol 0.000486195 0.00201694 1.10399e-07 0.0803777 6.50859e-08 0.141633 yield of dead reserve on food
Y_CX mol/mol 0.869863 0.808081 0.278516 0.370754 0.245796 0.346096 yield of CO2 on food
Y_HX mol/mol 0.631134 0.586307 0.202078 0.269002 0.178339 0.251112 yield of H2O on food
Y_OX mol/mol -0.945976 -0.878788 -0.302886 -0.403194 -0.267303 -0.37638 yield of O2 on food
Y_NX mol/mol 0.130479 0.121212 0.0417773 0.055613 0.0368694 0.0519145 yield of N-waste on food
mu_TX J/mol 462095 431127 160576 207579 140087 191792 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