Caiman yacare: 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: 2023/04/09
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.743299 0.743299 0.761111 0.761111 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00110579 0.00110579 0.000293488 0.000293488 spec pop growth rate
t2 d NaN NaN NaN NaN 626.836 626.836 2361.76 2361.76 population doubling time
a_b d 189.368 183.149 188.824 182.701 183.122 178.046 183.122 178.046 age at birth
t_p d 12257.3 1006.11 6714.66 987.54 2762.28 821.654 2762.28 821.654 time since birth at puberty
S_b - 0.999998 0.999999 0.999998 0.999999 0.999998 0.999999 0.999998 0.999999 survival probability at birth
S_p - 0.99999 0.999994 0.429223 0.387297 0.999992 0.999994 0.390119 0.356663 survival probability at puberty
theta_0b - 0.0106196 0.00917137 0.202583 0.249778 0.183327 0.178717 0.392907 0.426213 frac of ind that is embryo
theta_bp - 0.0106227 0.00917365 0.131832 0.154494 0.149751 0.146805 0.232093 0.241339 fraction of individuals that is juvenile
theta_pi - 0.978758 0.981655 0.665585 0.595728 0.666922 0.674477 0.375 0.332448 frac of ind that is adult
L_bi cm 11.8947 15.8105 8.96586 10.5335 6.54818 7.47911 5.67517 5.90019 mean structural length of post-natals
L2_bi cm^2 146.529 260.39 99.8814 151.898 54.0079 73.5335 48.3678 57.5063 mean squared structural length of post-natals
L3_bi cm^3 1835.15 4367.07 1214.73 2455 525.974 876.1 548.79 804.444 mean cubed structural length of post-natals
Ww_bi g 5556.27 16263.4 3736.85 9302.94 1960.82 4086.91 2045.88 3752.65 mean wet weight of post-natals
L_pi cm 11.9957 15.9333 10.2423 12.5954 7.42263 8.51338 7.59514 8.27702 mean structural length of adults
L2_pi cm^2 148.045 262.756 118.386 189.528 64.5252 87.885 74.1296 94.1345 mean squared structural length of adults
L3_pi cm^3 1854.87 4407.69 1452.01 3086.94 639.654 1062.09 877.305 1374.38 mean cubed structural length of adults
Ww_pi g 5615.98 16414.7 4466.79 11697.6 2384.61 4954.54 3270.57 6411.35 mean wet weight of adults
R 1/d 0 0.18172 0 0.122655 0 0.0353679 0 0.0451516 mean reproduction rate of adults
J_X g/d 14.9615 35.7187 10.4429 21.3357 7.41899 13.5704 6.64421 10.6126 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 0.0783955 0.0713891 0.0242411 0.0222465 yield of living structure on food
Y_VX_d mol/mol 0.00836222 0.00756078 0.0194161 0.0178005 9.1344e-05 6.1979e-05 0.0415545 0.0392341 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.213861 0.261633 0.0661292 0.0815311 yield of living reserve on food
Y_EX_d mol/mol 0.0169561 0.0205964 0.0403135 0.0496524 0.000249184 0.000227146 0.11336 0.143789 yield of dead reserve on food
Y_CX mol/mol 0.703062 0.700755 0.675103 0.668827 0.485898 0.452817 0.524339 0.490607 yield of CO2 on food
Y_HX mol/mol 0.747529 0.745076 0.717801 0.711129 0.51663 0.481457 0.557502 0.521637 yield of H2O on food
Y_OX mol/mol -0.892348 -0.88942 -0.856861 -0.848896 -0.616716 -0.574729 -0.665507 -0.622694 yield of O2 on food
Y_NX mol/mol 0.162245 0.161713 0.155793 0.154345 0.11213 0.104496 0.121001 0.113217 yield of N-waste on food
mu_TX J/mol 451075 449500 433017 428759 310024 287652 334978 312309 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