Squalus mitsukurii: Population traits

at T = 11.4 °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_min f_max date: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.64304 0.64304 0.786917 0.786917 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000397631 0.000397631 7.69338e-05 7.69338e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 1743.19 1743.19 9009.66 9009.66 population doubling time
a_b d 880.898 887.002 857.188 862.6 832.669 837.308 832.669 837.308 age at birth
t_p d 9937.46 5835.55 5637.55 3965.31 3982.42 2948.61 3982.42 2948.61 time since birth at puberty
S_b - 0.999532 0.999499 0.999568 0.999538 0.999602 0.999575 0.999602 0.999575 survival probability at birth
S_p - 0.997077 0.99683 0.4835 0.494273 0.997753 0.997581 0.43605 0.444771 survival probability at puberty
theta_0b - 0.069494 0.071629 0.275237 0.269405 0.288072 0.289816 0.373775 0.367929 frac of ind that is embryo
theta_bp - 0.0694234 0.0715496 0.18942 0.187463 0.206699 0.207553 0.230199 0.228735 fraction of individuals that is juvenile
theta_pi - 0.861083 0.856821 0.535343 0.543132 0.505229 0.50263 0.396027 0.403336 frac of ind that is adult
L_bi cm 4.86414 4.6649 4.53929 4.42405 4.3805 4.28062 4.42502 4.34981 mean structural length of post-natals
L2_bi cm^2 24.8766 22.8132 23.5206 22.1215 21.9024 20.7753 23.6063 22.555 mean squared structural length of post-natals
L3_bi cm^3 131.718 115.336 134.192 121.055 122.475 112.211 146.384 134.807 mean cubed structural length of post-natals
Ww_bi g 371.848 315.682 433.568 378.384 469.7 415.332 561.39 498.965 mean wet weight of post-natals
L_pi cm 5.05689 4.84945 5.26287 5.09501 5.10706 4.9793 5.5121 5.37493 mean structural length of adults
L2_pi cm^2 26.3851 24.2112 29.6174 27.6119 28.0488 26.5501 33.4794 31.6308 mean squared structural length of adults
L3_pi cm^3 141.089 123.704 176 157.408 165.049 151.096 221.357 201.553 mean cubed structural length of adults
Ww_pi g 398.301 338.587 568.648 492.014 632.972 559.26 848.917 746.016 mean wet weight of adults
R 1/d 0 0.000481004 0.000182239 0.00143043 0.000335549 0.00152067 0.00141958 0.00251352 mean reproduction rate of adults
J_X g/d 0.522564 0.456617 0.604628 0.541841 0.715488 0.64666 0.771148 0.702053 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.0680654 0.0689986 0.014604 0.0147726 yield of living structure on food
Y_VX_d mol/mol 0.0318698 0.0324684 0.0529616 0.0537269 0.00539664 0.00569108 0.051594 0.0524052 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.192969 0.186389 0.0414032 0.0399059 yield of living reserve on food
Y_EX_d mol/mol 0.0581003 0.0563999 0.118155 0.114209 0.0152998 0.0153735 0.146272 0.141564 yield of dead reserve on food
Y_CX mol/mol 0.740606 0.741625 0.665545 0.668487 0.563227 0.56811 0.588996 0.593829 yield of CO2 on food
Y_HX mol/mol 0.636076 0.636951 0.571609 0.574136 0.483732 0.487926 0.505864 0.510015 yield of H2O on food
Y_OX mol/mol -0.870712 -0.87191 -0.782465 -0.785924 -0.662172 -0.667913 -0.692468 -0.69815 yield of O2 on food
Y_NX mol/mol 0.0600491 0.0601318 0.0539631 0.0542017 0.0456671 0.046063 0.0477564 0.0481483 yield of N-waste on food
mu_TX J/mol 417284 417910 374450 376209 315650 318566 330353 333228 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer