Plagioscion surinamensis: Population traits

at T = 25 °C with background hazards for embryo, larva, 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 abj f_minf f_max date: 2025/06/21
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.310392 0.313659 0.65683 0.65683 1 1 scaled functional response
r 1/d 0 0 0.0111542 0.00186544 0.0132915 0.0020635 spec pop growth rate
t2 d NaN NaN 62.142 371.574 52.1498 335.908 population doubling time
a_b d 5.75834 5.75298 5.46054 5.46054 5.35604 5.35604 age at birth
t_j d 0.00116148 0.00115691 0.000930383 0.000930383 0.000859582 0.000859582 time since birth at metam
t_p d 2201.4 2055.98 727.534 727.534 602.973 602.973 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.99958 1 0.999578 1 0.999578 survival probability at metam
S_p - 0.999999 0.348866 1 0.300826 1 0.284192 survival probability at puberty
theta_0b - 0.00199123 0.385118 0.0589684 0.460118 0.0685759 0.477467 frac of ind that is embryo
theta_bj - 4.0263e-07 7.76207e-05 9.76666e-06 7.81649e-05 1.06422e-05 7.63646e-05 frac of ind between b and j
theta_jp - 0.00199574 0.227727 0.0556016 0.250404 0.0639959 0.252405 frac of ind between j and p
theta_pi - 0.996013 0.387076 0.88542 0.2894 0.867418 0.270052 frac of ind that is adult
L_bi cm 2.1961 0.341193 0.541525 0.17377 0.513274 0.169944 mean structural length of post-natals
L2_bi cm^2 5.23962 0.516881 0.503188 0.135472 0.463582 0.134507 mean squared structural length of post-natals
L3_bi cm^3 12.9078 1.14564 0.646636 0.281943 0.595073 0.316263 mean cubed structural length of post-natals
Ww_bi g 39.211 3.50478 3.43507 1.49774 4.50184 2.39259 mean wet weight of post-natals
L_pi cm 2.20039 0.511289 0.571949 0.277471 0.546858 0.277732 mean structural length of adults
L2_pi cm^2 5.25011 0.819441 0.534582 0.250131 0.497533 0.257377 mean squared structural length of adults
L3_pi cm^3 12.9336 1.81979 0.687237 0.525823 0.638967 0.61178 mean cubed structural length of adults
Ww_pi g 39.2896 5.56717 3.65075 2.79329 4.83391 4.62824 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.331828 0.033079 0.0674352 0.0181554 0.0945867 0.0274441 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 0.106958 0.0289691 0.0836204 0.0237795 yield of living structure on food
Y_VX_d mol/mol 0.0192652 0.0428129 5.38006e-05 0.0592139 2.69136e-05 0.0481422 yield of dead structure on food
Y_EX mol/mol 0 0 0.461226 0.124921 0.548984 0.156117 yield of living reserve on food
Y_EX_d mol/mol 0.0392583 0.0881618 0.000232 0.255343 0.000176693 0.316063 yield of dead reserve on food
Y_CX mol/mol 0.832101 0.75965 0.322155 0.422178 0.257817 0.346523 yield of CO2 on food
Y_HX mol/mol 0.598651 0.546526 0.231773 0.303733 0.185485 0.249304 yield of H2O on food
Y_OX mol/mol -0.90491 -0.82612 -0.350344 -0.459118 -0.280376 -0.376844 yield of O2 on food
Y_NX mol/mol 0.124815 0.113948 0.0483233 0.0633266 0.0386725 0.0519784 yield of N-waste on food
mu_TX J/mol 441275 402605 165192 219263 128638 176840 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