Modiolus barbatus: 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: 2025/05/22
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.457929 0.462669 0.731334 0.731334 1 1 scaled functional response
r 1/d 0 0 0.00703821 0.00110008 0.0100168 0.00155397 spec pop growth rate
t2 d NaN NaN 98.4834 630.085 69.1983 446.049 population doubling time
a_b d 1.91519 1.91202 1.78115 1.78115 1.70371 1.70371 age at birth
t_j d 0.0189768 0.0188271 0.0135212 0.0135212 0.0110699 0.0110699 time since birth at metam
t_p d 4885.87 4444.33 1475.58 1475.58 1046.26 1046.26 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.990363 1 0.990355 1 0.990352 survival probability at metam
S_p - 1 0.564671 1 0.489738 1 0.443788 survival probability at puberty
theta_0b - 0.000313578 0.238968 0.0123549 0.300528 0.0167832 0.335836 frac of ind that is embryo
theta_bj - 3.13403e-06 0.00236198 9.39923e-05 0.00228756 0.000109022 0.00218698 frac of ind between b and j
theta_jp - 0.000313161 0.178464 0.0122109 0.209083 0.0165285 0.222496 frac of ind between j and p
theta_pi - 0.99937 0.580206 0.97534 0.488101 0.966579 0.439481 frac of ind that is adult
L_bi cm 0.866475 0.053558 0.170082 0.0281207 0.152105 0.0267769 mean structural length of post-natals
L2_bi cm^2 0.81852 0.028564 0.0512545 0.00626096 0.0421081 0.00548549 mean squared structural length of post-natals
L3_bi cm^3 0.798938 0.0249675 0.0212731 0.00431534 0.0164938 0.00387024 mean cubed structural length of post-natals
Ww_bi g 1.0835 0.0339524 0.0333738 0.00677003 0.0293226 0.00688049 mean wet weight of post-natals
L_pi cm 0.866747 0.0683314 0.172146 0.0375415 0.154608 0.037136 mean structural length of adults
L2_pi cm^2 0.818779 0.0374543 0.0519005 0.00895451 0.0428321 0.00826793 mean squared structural length of adults
L3_pi cm^3 0.799191 0.0327488 0.0215414 0.00618397 0.0167777 0.00584874 mean cubed structural length of adults
Ww_pi g 1.08384 0.0445338 0.0337948 0.00970159 0.0298273 0.0103979 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00451693 0.000159259 0.000451714 5.51789e-05 0.000507437 6.61047e-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 0.331458 0.0860337 0.325588 0.0909805 yield of living structure on food
Y_VX_d mol/mol 0.0418715 0.0925302 0.000117111 0.17554 5.13448e-05 0.182531 yield of dead structure on food
Y_EX mol/mol 0 0 0.188543 0.0489384 0.253241 0.0707641 yield of living reserve on food
Y_EX_d mol/mol 0.0149136 0.033298 6.66162e-05 0.0998521 3.99357e-05 0.141971 yield of dead reserve on food
Y_CX mol/mol 0.83384 0.764797 0.37044 0.480261 0.311705 0.404378 yield of CO2 on food
Y_HX mol/mol 0.604997 0.554903 0.268775 0.348456 0.226159 0.293399 yield of H2O on food
Y_OX mol/mol -0.906801 -0.831717 -0.402854 -0.522283 -0.338979 -0.439761 yield of O2 on food
Y_NX mol/mol 0.125076 0.11472 0.0555661 0.0720391 0.0467557 0.0606567 yield of N-waste on food
mu_TX J/mol 443362 407921 202977 259878 170376 218740 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