Gaidropsarus guttatus: Population traits

at T = 19 °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 - 0.33653 0.393684 0.696842 0.696842 1 1 scaled functional response
r 1/d 0 0 0.0125738 0.000358746 0.0234083 0.000544532 spec pop growth rate
t2 d NaN NaN 55.1264 1932.14 29.6112 1272.92 population doubling time
a_b d 18.2356 17.7594 16.1378 16.1378 15.2214 15.2214 age at birth
t_j d 285.22 236.324 130.373 130.373 94.7467 94.7467 time since birth at metam
t_p d 2188.12 1164.03 465.312 465.312 316.834 316.834 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.638823 1 0.472644 1 0.376145 survival probability at metam
S_p - 0.999981 0.00257164 0.999997 0.00234767 0.999998 0.00227395 survival probability at puberty
theta_0b - 0.00233678 0.302217 0.183507 0.428517 0.299598 0.495756 frac of ind that is embryo
theta_bj - 0.00234105 0.243974 0.14995 0.30023 0.20994 0.314166 frac of ind between b and j
theta_jp - 0.0342747 0.429785 0.508047 0.264882 0.414229 0.185846 frac of ind between j and p
theta_pi - 0.961047 0.0240239 0.158495 0.00637083 0.0762332 0.00423194 frac of ind that is adult
L_bi cm 1.83818 0.182483 0.391064 0.142143 0.279855 0.136363 mean structural length of post-natals
L2_bi cm^2 3.51667 0.168821 0.375403 0.104943 0.195009 0.0997112 mean squared structural length of post-natals
L3_bi cm^3 6.79384 0.346698 0.570951 0.33453 0.250343 0.420796 mean cubed structural length of post-natals
Ww_bi g 7.73751 0.403034 0.735167 0.430746 0.353671 0.594477 mean wet weight of post-natals
L_pi cm 1.8988 2.04273 1.20376 2.43636 1.1024 2.48525 mean structural length of adults
L2_pi cm^2 3.64762 4.45242 1.7144 7.9832 1.42464 9.96734 mean squared structural length of adults
L3_pi cm^3 7.05152 9.98821 2.86432 29.7473 2.17783 49.7879 mean cubed structural length of adults
Ww_pi g 8.03098 11.6112 3.68814 38.3031 3.07671 70.3376 mean wet weight of adults
R 1/d 0.0988884 1.1958 0 8.3511 0.0510896 15.148 mean reproduction rate of adults
J_X g/d 0.0988843 0.00527355 0.0217718 0.00571114 0.0156308 0.00781164 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 0.329739 0.0210135 0.374908 0.0293327 yield of living structure on food
Y_VX_d mol/mol 0.00987389 0.0363675 4.33242e-06 0.0682762 1.13652e-06 0.0858985 yield of dead structure on food
Y_EX mol/mol 0 0 0.0948387 0.00604385 0.154741 0.0121069 yield of living reserve on food
Y_EX_d mol/mol 0.00137149 0.00590939 1.24608e-06 0.0196374 4.69093e-07 0.0354541 yield of dead reserve on food
Y_CX mol/mol 0.87938 0.848348 0.466041 0.775654 0.360974 0.727833 yield of CO2 on food
Y_HX mol/mol 0.632665 0.610339 0.335291 0.55804 0.259701 0.523635 yield of H2O on food
Y_OX mol/mol -0.956325 -0.922579 -0.50682 -0.843524 -0.39256 -0.791518 yield of O2 on food
Y_NX mol/mol 0.131907 0.127252 0.0699062 0.116348 0.0541462 0.109175 yield of N-waste on food
mu_TX J/mol 466809 451066 255466 413730 199938 388726 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