Carcharhinus perezii: Population traits

at T = 27 °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 stf f_min f_max date: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.540503 0.540503 0.673332 0.673332 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000743454 0.000743454 0.000138715 0.000138715 spec pop growth rate
t2 d NaN NaN NaN NaN 932.334 932.334 4996.91 4996.91 population doubling time
a_b d 539.291 539.283 539.291 539.283 539.291 539.283 539.291 539.283 age at birth
t_p d 3200.88 2544.68 1802.83 1642.39 1177.51 1128.23 1177.51 1128.23 time since birth at puberty
S_b - 0.999796 0.999809 0.999799 0.999812 0.999803 0.999816 0.999803 0.999816 survival probability at birth
S_p - 0.998379 0.998514 0.481825 0.466335 0.998676 0.998773 0.399489 0.389755 survival probability at puberty
theta_0b - 0.0762182 0.0738923 0.255375 0.264605 0.334938 0.334556 0.397192 0.405506 frac of ind that is embryo
theta_bp - 0.0761661 0.0738456 0.174221 0.177608 0.224181 0.223935 0.230632 0.232702 fraction of individuals that is juvenile
theta_pi - 0.847616 0.852262 0.570405 0.557787 0.440882 0.441508 0.372176 0.361792 frac of ind that is adult
L_bi cm 13.0911 13.7993 13.6615 14.1476 13.7776 14.1166 14.3814 14.655 mean structural length of post-natals
L2_bi cm^2 175.793 195.95 201.683 218.57 213.509 226.003 243.807 256.793 mean squared structural length of post-natals
L3_bi cm^3 2404.97 2840.03 3149.07 3594.87 3654.83 4022.73 4697.87 5169.38 mean cubed structural length of post-natals
Ww_bi g 13816.7 17175.3 21763.8 26199.3 35740.4 41589.5 45940.3 53444.2 mean wet weight of post-natals
L_pi cm 13.5438 14.2895 15.3364 16.0285 16.3569 16.8304 18.0188 18.5767 mean structural length of adults
L2_pi cm^2 185.719 207.138 242.631 266.282 282.885 300.956 349.204 373.979 mean squared structural length of adults
L3_pi cm^3 2573.13 3038.2 3938.26 4554.82 5160.58 5702.91 7206.49 8068.37 mean cubed structural length of adults
Ww_pi g 14782.8 18373.7 27218 33195.5 50465.1 58960.2 70472 83415.8 mean wet weight of adults
R 1/d 0 0.000515833 0.00141922 0.00197076 0.00220415 0.00253012 0.00372324 0.00421176 mean reproduction rate of adults
J_X g/d 41.2847 48.9524 59.0051 68.0221 92.7699 104.459 105.934 118.69 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 0.0292896 0.0286306 0.00615161 0.00604157 yield of living structure on food
Y_VX_d mol/mol 0.011655 0.0113897 0.0201119 0.0197999 0.00162127 0.00150583 0.0199094 0.019466 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.257132 0.267371 0.0540048 0.0564199 yield of living reserve on food
Y_EX_d mol/mol 0.0553036 0.0574901 0.118885 0.124502 0.0142331 0.0140624 0.174784 0.181785 yield of dead reserve on food
Y_CX mol/mol 0.761891 0.760114 0.695256 0.690349 0.544222 0.535626 0.588092 0.579894 yield of CO2 on food
Y_HX mol/mol 0.654357 0.652831 0.597127 0.592913 0.46741 0.460027 0.505088 0.498047 yield of H2O on food
Y_OX mol/mol -0.895737 -0.893648 -0.817396 -0.811627 -0.639829 -0.629723 -0.691405 -0.681767 yield of O2 on food
Y_NX mol/mol 0.061775 0.0616309 0.0563721 0.0559743 0.0441261 0.0434292 0.0476831 0.0470184 yield of N-waste on food
mu_TX J/mol 428719 427667 390180 387295 302410 297345 327818 322997 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