Cerastoderma glaucum: 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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.116317 0.167554 0.583777 0.583777 1 1 scaled functional response
r 1/d 0 0 0.0409683 0.00205856 0.0669809 0.00319553 spec pop growth rate
t2 d NaN NaN 16.9191 336.714 10.3484 216.911 population doubling time
a_b d 3.13658 2.96232 2.40906 2.40906 2.2052 2.2052 age at birth
t_j d 85.4588 58.067 17.51 17.51 11.1241 11.1241 time since birth at metam
t_p d 3532.37 841.101 174.072 174.072 106.212 106.212 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999999 0.795038 1 0.535136 1 0.405622 survival probability at metam
S_p - 0.999867 0.0111531 0.999995 0.0106261 0.999998 0.0105482 survival probability at puberty
theta_0b - 0.00135038 0.180303 0.0937461 0.381758 0.136914 0.471498 frac of ind that is embryo
theta_bj - 0.00135887 0.161937 0.0851721 0.283331 0.118516 0.309689 frac of ind between b and j
theta_jp - 0.0356626 0.619327 0.378798 0.316498 0.334877 0.203578 frac of ind between j and p
theta_pi - 0.961628 0.0384327 0.442284 0.0184126 0.409693 0.0152344 frac of ind that is adult
L_bi cm 0.160517 0.0133324 0.0429501 0.0106025 0.0418662 0.0104531 mean structural length of post-natals
L2_bi cm^2 0.028301 0.00120829 0.00399382 0.000856024 0.00388007 0.000883804 mean squared structural length of post-natals
L3_bi cm^3 0.00514969 0.000274067 0.000558148 0.000413734 0.000552572 0.000555241 mean cubed structural length of post-natals
Ww_bi g 0.00533929 0.000288602 0.000661285 0.000490185 0.000727477 0.000730992 mean wet weight of post-natals
L_pi cm 0.166207 0.122496 0.0755709 0.0967094 0.0751026 0.0943257 mean structural length of adults
L2_pi cm^2 0.0293832 0.0243087 0.00800659 0.0264001 0.00798789 0.0282342 mean squared structural length of adults
L3_pi cm^3 0.00534782 0.00582975 0.00114074 0.013867 0.00116101 0.0192361 mean cubed structural length of adults
Ww_pi g 0.00554472 0.00613893 0.00135154 0.0164293 0.00152851 0.0253249 mean wet weight of adults
R 1/d 0 0 0 16.8839 3.2374 31.0166 mean reproduction rate of adults
J_X g/d 6.4956e-05 3.90793e-06 4.6911e-05 9.65534e-06 7.82264e-05 1.71418e-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 0.487441 0.08821 0.473137 0.103507 yield of living structure on food
Y_VX_d mol/mol 0.0488833 0.117775 3.16842e-05 0.199698 1.08046e-05 0.221465 yield of dead structure on food
Y_EX mol/mol 0 0 0.090071 0.0162997 0.149762 0.0327631 yield of living reserve on food
Y_EX_d mol/mol 0.00179977 0.00624629 5.8547e-06 0.0369008 3.41998e-06 0.0701004 yield of dead reserve on food
Y_CX mol/mol 0.839942 0.766604 0.313075 0.549517 0.267712 0.46279 yield of CO2 on food
Y_HX mol/mol 0.609425 0.556214 0.227153 0.398705 0.19424 0.33578 yield of H2O on food
Y_OX mol/mol -0.913437 -0.833682 -0.340469 -0.5976 -0.291137 -0.503284 yield of O2 on food
Y_NX mol/mol 0.125991 0.114991 0.0469613 0.0824275 0.0401568 0.0694185 yield of N-waste on food
mu_TX J/mol 447068 410177 179221 299286 153555 253439 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