Beroe gracilis: 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 - 0.184053 0.255901 0.62795 0.62795 1 1 scaled functional response
r 1/d 0 0 0.1976 0.0178314 0.324239 0.0288198 spec pop growth rate
t2 d NaN NaN 3.50783 38.8724 2.13777 24.0511 population doubling time
a_b d 1.82916 1.73621 1.49733 1.49733 1.38547 1.38547 age at birth
t_j d 155.222 74.619 22.0802 22.0802 13.7764 13.7764 time since birth at metam
t_p d 366.647 141.172 37.0221 37.0221 22.7227 22.7227 time since birth at puberty
S_b - 0.99998 0.999983 0.999989 0.999989 0.999991 0.999991 survival probability at birth
S_j - 0.999871 0.858214 0.999933 0.621829 0.999949 0.490295 survival probability at metam
S_p - 0.74643 0.00134984 0.997684 0.000905363 0.999159 0.000835455 survival probability at puberty
theta_0b - 0.00848263 0.132128 0.25592 0.336498 0.361684 0.433836 frac of ind that is embryo
theta_bj - 0.00851057 0.122867 0.190643 0.261502 0.231021 0.29917 frac of ind between b and j
theta_jp - 0.637219 0.740392 0.543984 0.400828 0.399972 0.266154 frac of ind between j and p
theta_pi - 0.345788 0.0046119 0.0094529 0.00117233 0.00732292 0.000839031 frac of ind that is adult
L_bi cm 0.0763123 0.021559 0.0288569 0.0208571 0.028719 0.0208736 mean structural length of post-natals
L2_bi cm^2 0.00835681 0.000736106 0.00162054 0.000708249 0.00162344 0.000726311 mean squared structural length of post-natals
L3_bi cm^3 0.00106135 6.61164e-05 0.000214049 0.000113706 0.000226791 0.000152988 mean cubed structural length of post-natals
Ww_bi g 0.00112634 7.17453e-05 0.000258767 0.000137461 0.000302243 0.000203886 mean wet weight of post-natals
L_pi cm 0.138513 0.202528 0.212546 0.311481 0.222112 0.333722 mean structural length of adults
L2_pi cm^2 0.0193417 0.0424912 0.0487818 0.119964 0.0539415 0.152366 mean squared structural length of adults
L3_pi cm^3 0.00272042 0.0091714 0.0121985 0.0548659 0.0145291 0.0917035 mean cubed structural length of adults
Ww_pi g 0.002887 0.00995222 0.014747 0.0663282 0.0193628 0.122213 mean wet weight of adults
R 1/d 7.72147 33.1342 97.4587 252.638 155.116 469.432 mean reproduction rate of adults
J_X g/d 0.000107725 8.20709e-06 6.55177e-05 2.08928e-05 0.000106586 3.55017e-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 0.322784 0.0485225 0.344952 0.0620968 yield of living structure on food
Y_VX_d mol/mol 0.0524568 0.145796 0.000364793 0.202871 0.00012683 0.216237 yield of dead structure on food
Y_EX mol/mol 0 0 0.0674344 0.0101371 0.114764 0.0206592 yield of living reserve on food
Y_EX_d mol/mol 0.00321211 0.0124126 7.62109e-05 0.0423829 4.21955e-05 0.0719407 yield of dead reserve on food
Y_CX mol/mol 0.834956 0.732416 0.499966 0.586711 0.43074 0.519691 yield of CO2 on food
Y_HX mol/mol 0.609023 0.534169 0.36448 0.427805 0.313945 0.37888 yield of H2O on food
Y_OX mol/mol -0.908015 -0.796503 -0.543713 -0.638049 -0.46843 -0.565164 yield of O2 on food
Y_NX mol/mol 0.125243 0.109862 0.0749949 0.0880067 0.064611 0.0779537 yield of N-waste on food
mu_TX J/mol 444505 392775 273795 317917 236817 282403 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