Carcharhinus albimarginatus: 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 - 0.566507 0.566507 0.695101 0.695101 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000666058 0.000666058 0.000147067 0.000147067 spec pop growth rate
t2 d NaN NaN NaN NaN 1040.67 1040.67 4713.13 4713.13 population doubling time
a_b d 573.888 573.889 573.888 573.889 573.888 573.889 573.888 573.889 age at birth
t_p d 5854.16 6996.5 3563.47 3799.64 2349.25 2424.59 2349.25 2424.59 time since birth at puberty
S_b - 0.9996 0.999584 0.999602 0.999587 0.999606 0.999591 0.999606 0.999591 survival probability at birth
S_p - 0.997277 0.997141 0.510171 0.519814 0.99766 0.997551 0.431266 0.438111 survival probability at puberty
theta_0b - 0.0750566 0.076502 0.261456 0.256388 0.323689 0.323988 0.396545 0.391662 frac of ind that is embryo
theta_bp - 0.0749674 0.0764068 0.184698 0.182833 0.220639 0.220833 0.23817 0.237052 fraction of individuals that is juvenile
theta_pi - 0.849976 0.847091 0.553845 0.560779 0.455671 0.455179 0.365285 0.371286 frac of ind that is adult
L_bi cm 15.0267 14.5661 14.6543 14.3682 14.4888 14.2709 14.6769 14.5145 mean structural length of post-natals
L2_bi cm^2 235.074 220.376 238.244 227.482 238.337 230.078 257.267 249.576 mean squared structural length of post-natals
L3_bi cm^3 3786.5 3428.53 4188.02 3876.94 4380.57 4128.25 5235.18 4949.28 mean cubed structural length of post-natals
Ww_bi g 14560.1 12827 18808.9 16917.1 26381.9 24104.3 31528.7 28898.3 mean wet weight of post-natals
L_pi cm 15.6066 15.1221 16.6876 16.2753 17.1258 16.8271 18.4606 18.1362 mean structural length of adults
L2_pi cm^2 249.467 233.848 293.046 277.778 313.577 301.839 372.91 358.298 mean squared structural length of adults
L3_pi cm^3 4066.2 3683.32 5369.77 4933.99 6128.12 5762.38 8172.6 7648.89 mean cubed structural length of adults
Ww_pi g 15635.6 13780.2 24116.3 21529.5 36906.4 33645.8 49219.2 44660.9 mean wet weight of adults
R 1/d 0 0 0.000864008 0.000416553 0.00180472 0.00149978 0.0033532 0.00296002 mean reproduction rate of adults
J_X g/d 33.1035 29.8993 41.1656 37.8693 59.2455 55.1019 63.9512 59.7716 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 0.0492479 0.0499013 0.0120392 0.0121777 yield of living structure on food
Y_VX_d mol/mol 0.023341 0.0236822 0.0382503 0.0386699 0.0035828 0.00374246 0.0363388 0.0368472 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.247346 0.241466 0.0604666 0.0589262 yield of living reserve on food
Y_EX_d mol/mol 0.0664114 0.0649191 0.133536 0.130066 0.0179945 0.0181093 0.18251 0.178299 yield of dead reserve on food
Y_CX mol/mol 0.740807 0.741872 0.664925 0.667747 0.52952 0.5341 0.554325 0.559047 yield of CO2 on food
Y_HX mol/mol 0.636249 0.637163 0.571077 0.573501 0.454783 0.458717 0.476087 0.480142 yield of H2O on food
Y_OX mol/mol -0.870949 -0.872201 -0.781737 -0.785054 -0.622544 -0.627929 -0.651706 -0.657258 yield of O2 on food
Y_NX mol/mol 0.0600654 0.0601518 0.0539129 0.0541417 0.042934 0.0433054 0.0449453 0.0453281 yield of N-waste on food
mu_TX J/mol 416975 417615 373352 375023 294909 297628 309190 311984 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