Sphoeroides maculatus: Population traits

at T = 9.3 °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 - 0.158419 0.158419 0.166896 0.166896 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0174492 0.0174492 0.00394658 0.00394658 spec pop growth rate
t2 d NaN NaN NaN NaN 39.7237 39.7237 175.632 175.632 population doubling time
a_b d 8.17155 8.28103 8.14876 8.25378 7.76085 7.782 7.76085 7.782 age at birth
t_p d 4044.66 1.63422e+21 2631.18 1.63422e+21 463.509 484.514 463.509 484.514 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.999999 0.310141 0.324343 1 0.999999 0.260433 0.263016 survival probability at puberty
theta_0b - 0.00375996 0.00416471 0.364212 0.334226 0.126505 0.126856 0.515713 0.512843 frac of ind that is embryo
theta_bp - 0.00376531 0.00416972 0.202442 0.189836 0.110633 0.11087 0.256284 0.25598 fraction of individuals that is juvenile
theta_pi - 0.992475 0.991666 0.433346 0.475938 0.762863 0.762273 0.228004 0.231178 frac of ind that is adult
L_bi cm 0.436992 0.352935 0.178183 0.169306 0.164299 0.160987 0.0712367 0.0713201 mean structural length of post-natals
L2_bi cm^2 0.199849 0.129792 0.0677866 0.0534805 0.0456457 0.0433451 0.0152863 0.0150501 mean squared structural length of post-natals
L3_bi cm^3 0.0930271 0.0485118 0.0310778 0.0198123 0.0180489 0.0164563 0.00862629 0.00805733 mean cubed structural length of post-natals
Ww_bi g 0.641584 0.277335 0.224142 0.118265 0.689874 0.506437 0.329718 0.247961 mean wet weight of post-natals
L_pi cm 0.438538 0.354297 0.248416 0.225853 0.183622 0.179901 0.118717 0.11826 mean structural length of adults
L2_pi cm^2 0.200604 0.130334 0.0990812 0.0745016 0.0521206 0.0495053 0.0314876 0.0307532 mean squared structural length of adults
L3_pi cm^3 0.09338 0.0487157 0.0455851 0.0277058 0.0206616 0.0188451 0.0182919 0.0169492 mean cubed structural length of adults
Ww_pi g 0.644017 0.2785 0.328773 0.165383 0.789738 0.57995 0.699162 0.521603 mean wet weight of adults
R 1/d 0 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0127611 0.00662942 0.00456008 0.00287782 0.0183984 0.0139753 0.00616148 0.00485244 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 0.0171177 0.020547 0.00552535 0.00655318 yield of living structure on food
Y_VX_d mol/mol 0.00411007 0.00443399 0.0101602 0.0110436 2.90451e-06 4.35785e-06 0.01071 0.0127007 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.637164 0.611778 0.205668 0.195118 yield of living reserve on food
Y_EX_d mol/mol 0.024236 0.0209144 0.063118 0.0548787 0.000108113 0.000129753 0.398653 0.378158 yield of dead reserve on food
Y_CX mol/mol 0.862279 0.865277 0.817347 0.824703 0.236233 0.258166 0.270069 0.298095 yield of CO2 on food
Y_HX mol/mol 0.620362 0.622518 0.588036 0.593328 0.169956 0.185736 0.1943 0.214463 yield of H2O on food
Y_OX mol/mol -0.937728 -0.940988 -0.888865 -0.896864 -0.256903 -0.280756 -0.2937 -0.324178 yield of O2 on food
Y_NX mol/mol 0.129342 0.129791 0.122602 0.123705 0.0354349 0.0387249 0.0405104 0.0447142 yield of N-waste on food
mu_TX J/mol 457115 458780 432705 436795 113440 125675 132006 147571 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