Branchiura sowerbyi: Population traits

at T = 20 °C with background hazards for embryo, juv, adult: 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 std f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.28566 0.31763 0.658815 0.658815 1 1 scaled functional response
r 1/d 0 0 0.0155058 0.00268018 0.0215394 0.00307369 spec pop growth rate
t2 d NaN NaN 44.7023 258.62 32.1805 225.51 population doubling time
a_b d 11.7308 11.651 11.2535 11.2535 11.1179 11.1179 age at birth
t_p d 949.782 513.079 110.577 110.577 83.959 83.959 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 0.999999 0.462119 0.999999 0.343142 0.999999 0.309458 survival probability at puberty
theta_0b - 0.00936242 0.0532663 0.160133 0.30797 0.212947 0.397849 frac of ind that is embryo
theta_bp - 0.00936399 0.0353788 0.134515 0.172647 0.16762 0.212009 fraction of individuals that is juvenile
theta_pi - 0.981274 0.911355 0.705352 0.519383 0.619432 0.390142 frac of ind that is adult
L_bi cm 0.0665005 0.0721917 0.0953612 0.101876 0.101773 0.109072 mean structural length of post-natals
L2_bi cm^2 0.00443835 0.00528479 0.0104271 0.0126574 0.012811 0.0172163 mean squared structural length of post-natals
L3_bi cm^3 0.000296902 0.000389907 0.00124529 0.00173565 0.00186642 0.00328296 mean cubed structural length of post-natals
Ww_bi g 0.00176702 0.00253661 0.0154661 0.0215562 0.0342184 0.0601887 mean wet weight of post-natals
L_pi cm 0.0667897 0.0735915 0.105691 0.122596 0.117763 0.146212 mean structural length of adults
L2_pi cm^2 0.00446807 0.00543862 0.0120846 0.0163325 0.0157712 0.0256444 mean squared structural length of adults
L3_pi cm^3 0.000299269 0.000403142 0.00146854 0.00229052 0.00234871 0.00502699 mean cubed structural length of adults
Ww_pi g 0.00178111 0.00262272 0.0182387 0.0284476 0.0430606 0.0921633 mean wet weight of adults
R 1/d 0.00243575 0.00777075 0.0373282 0.0614176 0.0452778 0.100452 mean reproduction rate of adults
J_X g/d 0.000248445 0.000328935 0.00134613 0.00163406 0.0025104 0.00337365 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 0.0143443 0.0028468 0.016014 0.00299106 yield of living structure on food
Y_VX_d mol/mol 0.000992419 0.00213377 9.57303e-06 0.00495427 4.04402e-06 0.00541258 yield of dead structure on food
Y_EX mol/mol 0 0 0.163807 0.0325096 0.277582 0.0518461 yield of living reserve on food
Y_EX_d mol/mol 0.00491399 0.0117479 0.000109321 0.0565762 7.00977e-05 0.0938199 yield of dead reserve on food
Y_CX mol/mol 0.818365 0.810988 0.658928 0.734208 0.552183 0.681314 yield of CO2 on food
Y_HX mol/mol 0.704826 0.698472 0.567509 0.632345 0.475574 0.586789 yield of H2O on food
Y_OX mol/mol -0.962131 -0.953458 -0.774685 -0.86319 -0.649188 -0.801004 yield of O2 on food
Y_NX mol/mol 0.0663539 0.0657558 0.0534266 0.0595304 0.0447716 0.0552417 yield of N-waste on food
mu_TX J/mol 461206 456950 368651 412340 306320 381442 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