Urotrygon aspidura: Population traits

at T = 24.9 °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 - 0.602195 0.602195 0.89471 0.89471 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00127572 0.00127572 7.71503e-05 7.71503e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 543.336 543.336 8984.37 8984.37 population doubling time
a_b d 156.875 163.35 147.719 153.166 145.451 150.604 145.451 150.604 age at birth
t_p d 825.618 1.3073e+22 397.397 1030.12 348.073 783.809 348.073 783.809 time since birth at puberty
S_b - 0.999883 0.999831 0.999902 0.99986 0.999906 0.999867 0.999906 0.999867 survival probability at birth
S_p - 0.999158 0.998681 0.565383 0.640935 0.999419 0.999122 0.535359 0.604722 survival probability at puberty
theta_0b - 0.0488468 0.0577372 0.177302 0.148832 0.174989 0.182697 0.210803 0.178529 frac of ind that is embryo
theta_bp - 0.0488598 0.0577539 0.132078 0.118183 0.145363 0.150767 0.151146 0.136092 fraction of individuals that is juvenile
theta_pi - 0.902293 0.884509 0.690621 0.732985 0.679648 0.666536 0.638051 0.685379 frac of ind that is adult
L_bi cm 3.82547 3.07771 4.76675 4.01754 4.59905 3.91702 4.97018 4.24886 mean structural length of post-natals
L2_bi cm^2 14.8708 9.54367 24.4886 16.8458 22.9386 16.1921 27.2549 19.1564 mean squared structural length of post-natals
L3_bi cm^3 58.5225 29.7844 132.454 72.9495 121.914 70.0062 159.852 90.2535 mean cubed structural length of post-natals
Ww_bi g 99.1418 45.979 269.045 131.881 262.43 133.215 344.094 171.744 mean wet weight of post-natals
L_pi cm 3.89848 3.1238 5.17851 4.25857 5.00868 4.21912 5.51917 4.58339 mean structural length of adults
L2_pi cm^2 15.3428 9.7991 27.8566 18.5317 26.2919 18.3395 32.0307 21.6478 mean squared structural length of adults
L3_pi cm^3 60.8617 30.8551 154.301 82.0913 143.756 81.8897 193.188 104.774 mean cubed structural length of adults
Ww_pi g 103.105 47.6319 313.421 148.408 309.446 155.829 415.854 199.376 mean wet weight of adults
R 1/d 0.000671502 0 0.00354517 0.000494112 0.00338192 0.000637759 0.00461786 0.00124681 mean reproduction rate of adults
J_X g/d 0.790561 0.397456 1.93424 1.04234 2.02504 1.1198 2.40607 1.3248 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 0.076803 0.0797543 0.00512562 0.00525596 yield of living structure on food
Y_VX_d mol/mol 0.0296824 0.0326965 0.0534259 0.0549882 0.00636242 0.00799473 0.0543259 0.0561062 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0885219 0.0720109 0.00590771 0.00474566 yield of living reserve on food
Y_EX_d mol/mol 0.020602 0.017778 0.0550943 0.0444217 0.00733323 0.00721852 0.0626152 0.0506588 yield of dead reserve on food
Y_CX mol/mol 0.777315 0.777139 0.723447 0.731874 0.658234 0.669373 0.705452 0.715819 yield of CO2 on food
Y_HX mol/mol 0.667604 0.667453 0.621339 0.628576 0.56533 0.574897 0.605884 0.614788 yield of H2O on food
Y_OX mol/mol -0.91387 -0.913664 -0.850539 -0.860446 -0.77387 -0.786966 -0.829383 -0.841571 yield of O2 on food
Y_NX mol/mol 0.0630255 0.0630113 0.0586579 0.0593411 0.0533703 0.0542735 0.0571988 0.0580394 yield of N-waste on food
mu_TX J/mol 438639 438686 408329 413334 371686 378428 398108 404266 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