Crocodylus rhombifer: Population traits

at T = 25 °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 - 0.7327 0.7327 0.744941 0.744941 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00159238 0.00159238 0.000426456 0.000426456 spec pop growth rate
t2 d NaN NaN NaN NaN 435.29 435.29 1625.37 1625.37 population doubling time
a_b d 121.291 117.194 121.025 116.967 116.696 113.309 116.696 113.309 age at birth
t_p d 10020.3 1590.43 5542.38 1556.5 2020.52 1148.81 2020.52 1148.81 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 1 0.999999 1 survival probability at birth
S_p - 0.999996 0.999997 0.459994 0.416451 0.999997 0.999998 0.413594 0.378484 survival probability at puberty
theta_0b - 0.00731566 0.00639056 0.167362 0.209692 0.16956 0.165067 0.37535 0.407661 frac of ind that is embryo
theta_bp - 0.0073185 0.00639272 0.112921 0.134653 0.140845 0.137851 0.229371 0.238817 fraction of individuals that is juvenile
theta_pi - 0.985366 0.987217 0.719716 0.655655 0.689595 0.697082 0.395279 0.353521 frac of ind that is adult
L_bi cm 21.148 27.65 16.3475 19.3112 11.1604 12.7364 9.56402 9.95528 mean structural length of post-natals
L2_bi cm^2 460.298 789.85 325.964 493.729 158.026 214.11 139.486 165.233 mean squared structural length of post-natals
L3_bi cm^3 10152.5 22885.9 7003.44 13868.1 2657.02 4373.39 2747.71 3970.35 mean cubed structural length of post-natals
Ww_bi g 22463.5 59400.9 15637.8 36364.7 7054.36 13896.9 7295.15 12616.2 mean wet weight of post-natals
L_pi cm 21.2733 27.8005 18.2572 22.3988 12.5423 14.3621 12.6326 13.7314 mean structural length of adults
L2_pi cm^2 463.58 794.837 374.336 591.31 186.295 252.343 209.644 263.725 mean squared structural length of adults
L3_pi cm^3 10227.3 23033.6 8090.4 16699.4 3181.54 5219 4294.52 6592.88 mean cubed structural length of adults
Ww_pi g 22629 59784.1 18064.8 43788.8 8446.95 16583.9 11401.9 20949.5 mean wet weight of adults
R 1/d 0 0.100747 0 0.0610082 0 0 0 0.0024984 mean reproduction rate of adults
J_X g/d 76.242 172.139 54.8935 109.401 35.7237 63.6864 31.5326 49.1482 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 0.118436 0.10935 0.0371607 0.0344505 yield of living structure on food
Y_VX_d mol/mol 0.00937776 0.00854157 0.0225165 0.0208681 5.55301e-05 3.89699e-05 0.0624645 0.0598113 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.196011 0.238119 0.0615008 0.0750192 yield of living reserve on food
Y_EX_d mol/mol 0.0113716 0.0136283 0.02776 0.0338518 9.1902e-05 8.48606e-05 0.103378 0.130245 yield of dead reserve on food
Y_CX mol/mol 0.706774 0.70562 0.682783 0.679173 0.468025 0.441214 0.508723 0.480268 yield of CO2 on food
Y_HX mol/mol 0.751476 0.750249 0.725968 0.722129 0.497627 0.469119 0.540899 0.510644 yield of H2O on food
Y_OX mol/mol -0.897059 -0.895594 -0.866609 -0.862027 -0.594032 -0.560002 -0.645687 -0.609571 yield of O2 on food
Y_NX mol/mol 0.163102 0.162835 0.157565 0.156732 0.108006 0.101819 0.117398 0.110831 yield of N-waste on food
mu_TX J/mol 453597 452787 438285 435799 300127 281825 326275 307065 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