Mytilus edulis: Population traits

at T = 18 °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 - 0.0565317 0.130147 0.565073 0.565073 1 1 scaled functional response
r 1/d 0 0 0.0145029 0.000732929 0.026108 0.00126242 spec pop growth rate
t2 d NaN NaN 47.7937 945.722 26.5492 549.06 population doubling time
a_b d 0.509433 0.457066 0.363903 0.363903 0.331754 0.331754 age at birth
t_j d 6.15215 2.68082 0.636981 0.636981 0.371419 0.371419 time since birth at metam
t_p d 10201.5 2544.28 505.029 505.029 288.657 288.657 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.926049 1 0.772465 1 0.667787 survival probability at metam
S_p - 0.999999 0.637233 1 0.636416 1 0.636313 survival probability at puberty
theta_0b - 6.96109e-05 0.0290478 0.00486195 0.0957616 0.00797208 0.142412 frac of ind that is embryo
theta_bj - 7.78606e-05 0.0308801 0.00523843 0.0914091 0.0085554 0.126824 frac of ind between b and j
theta_jp - 0.000862421 0.120602 0.00391287 0.0546426 0.00101796 0.0120123 frac of ind between j and p
theta_pi - 0.99899 0.81947 0.985987 0.758187 0.982455 0.718752 frac of ind that is adult
L_bi cm 0.165014 0.020826 0.0593884 0.0167193 0.057258 0.0164798 mean structural length of post-natals
L2_bi cm^2 0.0322547 0.00374518 0.00657794 0.00327584 0.00615717 0.00328587 mean squared structural length of post-natals
L3_bi cm^3 0.00677641 0.00141103 0.0010698 0.00248832 0.000980882 0.0027915 mean cubed structural length of post-natals
Ww_bi g 0.00680997 0.00142711 0.00112276 0.00261149 0.00106681 0.00303603 mean wet weight of post-natals
L_pi cm 0.165166 0.0240735 0.0599092 0.0193122 0.057784 0.0190335 mean structural length of adults
L2_pi cm^2 0.0322851 0.00443552 0.0066389 0.00390482 0.00621706 0.00391853 mean squared structural length of adults
L3_pi cm^3 0.00678279 0.00167185 0.00107973 0.00296765 0.00099044 0.00333071 mean cubed structural length of adults
Ww_pi g 0.00681638 0.00169091 0.00113318 0.00311454 0.0010772 0.00362247 mean wet weight of adults
R 1/d 0 0 0.66049 0 1.75744 0.68264 mean reproduction rate of adults
J_X g/d 1.05999e-05 2.83546e-06 2.16328e-05 1.07728e-05 3.58363e-05 1.91239e-05 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.0539219 0.0539219 0.0539219 0.0539219 0.0539219 0.0539219 yield of faeces on food
Y_VX mol/mol 0 0 0.717209 0.169293 0.714607 0.184275 yield of living structure on food
Y_VX_d mol/mol 0.183869 0.311902 0.000145385 0.377405 4.34796e-05 0.408997 yield of dead structure on food
Y_EX mol/mol 0 0 0.0355019 0.00838002 0.0625992 0.0161424 yield of living reserve on food
Y_EX_d mol/mol 0.000910545 0.00355592 7.19656e-06 0.0186816 3.80878e-06 0.0358279 yield of dead reserve on food
Y_CX mol/mol 0.761299 0.63062 0.193215 0.372318 0.168824 0.300836 yield of CO2 on food
Y_HX mol/mol 0.552365 0.45755 0.140188 0.270137 0.122492 0.218273 yield of H2O on food
Y_OX mol/mol -0.827912 -0.6858 -0.210121 -0.404896 -0.183597 -0.327159 yield of O2 on food
Y_NX mol/mol 0.114195 0.0945931 0.0289823 0.0558477 0.0253237 0.0451254 yield of N-waste on food
mu_TX J/mol 406682 341211 120911 210884 107361 173898 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