Pagophilus groenlandicus: Population traits

at T = 37 °C with background hazards for embryo, baby, 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 stx f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.919996 0.933787 0.966894 0.966894 1 1 scaled functional response
r 1/d 0 0 0.000449697 0.000141922 0.000607425 0.000225761 spec pop growth rate
t2 d NaN NaN 1541.36 4883.99 1141.12 3070.28 population doubling time
a_b d 258.467 258.468 258.467 258.467 258.468 258.468 age at birth
t_x d 4625.85 3315.33 2470.68 2470.68 2099.01 2099.01 time since birth at weaning
t_p d 12.7362 12.6476 12.4469 12.4469 12.2614 12.2614 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 0.999996 0.558387 0.999996 0.547152 0.999997 0.536685 survival probability at weaning
S_p - 0.994146 0.188929 0.999371 0.185539 0.999632 0.182435 survival probability at puberty
theta_0b - 0.0192303 0.0860938 0.110573 0.166629 0.145652 0.215294 frac of ind that is embryo
theta_bx - 0.0192297 0.0634265 0.0984373 0.117339 0.124486 0.147088 fraction of individuals that is baby
theta_xp - 0.32449 0.25609 0.503245 0.311467 0.49284 0.316174 fraction of individuals that is juvenile
theta_pi - 0.63705 0.59439 0.287744 0.404566 0.237022 0.321444 frac of ind that is adult
L_bi cm 28.9773 28.1497 26.2458 26.7577 25.6556 26.0611 mean structural length of post-natals
L2_bi cm^2 847.959 813.341 718.117 752.294 692.712 723.937 mean squared structural length of post-natals
L3_bi cm^3 24972.5 23886.4 20251.1 21864.6 19436 21030.8 mean cubed structural length of post-natals
Ww_bi g 114150 110464 96254.6 103924 94878.1 102663 mean wet weight of post-natals
L_pi cm 30.0914 30.5141 31.2808 31.4461 31.9862 32.3022 mean structural length of adults
L2_pi cm^2 905.495 931.117 978.61 988.944 1023.48 1043.73 mean squared structural length of adults
L3_pi cm^3 27247.7 28412.6 30619.3 31103.8 32760.6 33733.4 mean cubed structural length of adults
Ww_pi g 124550 131396 145535 147838 159923 164672 mean wet weight of adults
R 1/d 0.000116633 0.000559448 0.0014017 0.00156335 0.00219545 0.0025153 mean reproduction rate of adults
J_X g/d 603.633 587.669 537.262 562.831 536 560.16 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 0.0169505 0.00551334 0.022026 0.008476 yield of living structure on food
Y_VX_d mol/mol 0.00342589 0.00697788 0.000224722 0.00896088 0.000109245 0.0110772 yield of dead structure on food
Y_EX mol/mol 0 0 0.0636163 0.0206919 0.0854953 0.0329001 yield of living reserve on food
Y_EX_d mol/mol 0.0122339 0.0252917 0.000843393 0.0336307 0.000424043 0.042997 yield of dead reserve on food
Y_CX mol/mol 0.809343 0.793979 0.748316 0.760191 0.723878 0.735537 yield of CO2 on food
Y_HX mol/mol 0.69025 0.677147 0.638203 0.648331 0.617361 0.627304 yield of H2O on food
Y_OX mol/mol -0.951525 -0.933462 -0.879777 -0.893738 -0.851045 -0.864752 yield of O2 on food
Y_NX mol/mol 0.0656224 0.0643767 0.0606743 0.0616371 0.0586928 0.0596381 yield of N-waste on food
mu_TX J/mol 456052 447247 421057 427866 407016 413704 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