Hemipristis elongata: Population traits

at T = 27.9 °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 stf f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.479116 0.585196 0.792598 0.792598 1 1 scaled functional response
r 1/d 0 0 0.00101252 0.000161811 0.00127886 0.000223794 spec pop growth rate
t2 d NaN NaN 684.579 4283.7 542.004 3097.25 population doubling time
a_b d 240.065 240.065 240.065 240.065 240.065 240.065 age at birth
t_p d 2680.12 1383.3 907.619 907.619 744.751 744.751 time since birth at puberty
S_b - 0.999967 0.999967 0.999968 0.999968 0.999968 0.999968 survival probability at birth
S_p - 0.999774 0.517499 0.999804 0.447799 0.999814 0.406601 survival probability at puberty
theta_0b - 0.0363175 0.180423 0.217413 0.301152 0.265228 0.362523 frac of ind that is embryo
theta_bp - 0.036314 0.12831 0.170484 0.192147 0.195098 0.217599 fraction of individuals that is juvenile
theta_pi - 0.927368 0.691267 0.612103 0.506701 0.539674 0.419878 frac of ind that is adult
L_bi cm 10.505 10.9176 10.5899 11.314 10.8644 11.5868 mean structural length of post-natals
L2_bi cm^2 112.989 129.728 126.829 152.246 137.937 170.772 mean squared structural length of post-natals
L3_bi cm^3 1234.45 1625.92 1670.61 2299.91 1984.92 2975.2 mean cubed structural length of post-natals
Ww_bi g 3608.91 5445.79 6986.49 9618.27 9953.71 14919.6 mean wet weight of post-natals
L_pi cm 10.7047 11.9279 11.9323 13.4596 12.6519 14.597 mean structural length of adults
L2_pi cm^2 116.263 148.194 152.757 197.683 174.926 241.674 mean squared structural length of adults
L3_pi cm^3 1276.49 1896.42 2080.28 3100.63 2623.78 4411.92 mean cubed structural length of adults
Ww_pi g 3731.81 6351.81 8699.76 12966.9 13157.4 22124.3 mean wet weight of adults
R 1/d 0 0.00173646 0.00228515 0.00455223 0.0033431 0.00683173 mean reproduction rate of adults
J_X g/d 16.4952 23.1321 30.6302 36.7687 42.0302 52.0351 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 0.0552237 0.0101214 0.0603955 0.0127958 yield of living structure on food
Y_VX_d mol/mol 0.0144853 0.027894 0.00138076 0.0307481 0.000820869 0.031789 yield of dead structure on food
Y_EX mol/mol 0 0 0.175723 0.0322063 0.242468 0.0513709 yield of living reserve on food
Y_EX_d mol/mol 0.0278624 0.0655332 0.00439361 0.0978408 0.00329551 0.127622 yield of dead reserve on food
Y_CX mol/mol 0.784657 0.737408 0.604862 0.66573 0.539872 0.617018 yield of CO2 on food
Y_HX mol/mol 0.673909 0.633329 0.519491 0.571768 0.463674 0.529932 yield of H2O on food
Y_OX mol/mol -0.922502 -0.866953 -0.711121 -0.782683 -0.634714 -0.725414 yield of O2 on food
Y_NX mol/mol 0.0636208 0.0597898 0.0490428 0.0539781 0.0437734 0.0500285 yield of N-waste on food
mu_TX J/mol 442171 415215 339151 373954 301382 345658 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