Ziphius cavirostris: Population traits

at T = 35.5 °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: 2023/08/19
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.97215 0.984863 0.992431 0.992431 1 1 scaled functional response
r 1/d 0 0 0.000219061 2.69202e-05 0.00025799 4.73615e-05 spec pop growth rate
t2 d NaN NaN 3164.17 25748.2 2686.72 14635.2 population doubling time
a_b d 376.509 376.509 376.509 376.509 376.509 376.509 age at birth
t_x d 9876.7 6321.25 5682.28 5682.28 5246.2 5246.2 time since birth at weaning
t_p d 373.373 369.812 367.76 367.76 365.756 365.756 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_x - 0.999999 0.436879 0.999999 0.435325 0.999999 0.433797 survival probability at weaning
S_p - 0.993906 0.0856371 0.999286 0.0856462 0.999466 0.0856413 survival probability at puberty
theta_0b - 0.014383 0.125832 0.0798188 0.160978 0.0929758 0.187577 frac of ind that is embryo
theta_bx - 0.0143791 0.0818303 0.0734803 0.103522 0.0843472 0.11956 fraction of individuals that is baby
theta_xp - 0.36235 0.259306 0.587283 0.285029 0.591399 0.298633 fraction of individuals that is juvenile
theta_pi - 0.608888 0.533032 0.259418 0.450471 0.231278 0.39423 frac of ind that is adult
L_bi cm 70.6934 65.4132 61.2226 63.0484 59.837 61.253 mean structural length of post-natals
L2_bi cm^2 5071.73 4541.1 3986.78 4292.37 3835.63 4105.53 mean squared structural length of post-natals
L3_bi cm^3 366827 324757 269690 304110 256766 288781 mean cubed structural length of post-natals
Ww_bi g 2.70337e+06 2.42039e+06 2.02335e+06 2.28158e+06 1.93912e+06 2.1809e+06 mean wet weight of post-natals
L_pi cm 73.9184 74.8057 75.0328 75.3 75.3863 75.7771 mean structural length of adults
L2_pi cm^2 5463.94 5595.93 5630.13 5670.2 5683.51 5742.4 mean squared structural length of adults
L3_pi cm^3 403886 418613 422477 426983 428521 435178 mean cubed structural length of adults
Ww_pi g 2.97648e+06 3.11988e+06 3.16963e+06 3.20344e+06 3.23623e+06 3.2865e+06 mean wet weight of adults
R 1/d 6.25924e-05 0.00062655 0.000783721 0.000943858 0.00101641 0.00125193 mean reproduction rate of adults
J_X g/d 7287.23 6610.13 5847.84 6296.08 5669.04 6067.95 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 0.0101026 0.00130029 0.0116851 0.00225399 yield of living structure on food
Y_VX_d mol/mol 0.00214799 0.00490306 0.000138151 0.00533686 9.08327e-05 0.00585017 yield of dead structure on food
Y_EX mol/mol 0 0 0.0656924 0.0084551 0.0765617 0.0147684 yield of living reserve on food
Y_EX_d mol/mol 0.0136819 0.031639 0.000898325 0.0347029 0.000595144 0.0383308 yield of dead reserve on food
Y_CX mol/mol 0.809186 0.790027 0.752759 0.777768 0.741565 0.767215 yield of CO2 on food
Y_HX mol/mol 0.690116 0.673777 0.641993 0.663321 0.632446 0.654322 yield of H2O on food
Y_OX mol/mol -0.95134 -0.928815 -0.885 -0.914402 -0.87184 -0.901996 yield of O2 on food
Y_NX mol/mol 0.0656096 0.0640562 0.0610345 0.0630622 0.0601269 0.0622066 yield of N-waste on food
mu_TX J/mol 455897 444832 423309 437751 416840 431654 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