Ammodytes hexapterus: Population traits

at T = 3.4 °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: 2024/09/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.217375 0.254138 0.627069 0.627069 1 1 scaled functional response
r 1/d 0 0 0.00614198 0.00100235 0.00939253 0.00145013 spec pop growth rate
t2 d NaN NaN 112.854 691.521 73.7977 477.989 population doubling time
a_b d 45.5084 44.3286 38.1765 38.1765 35.5594 35.5594 age at birth
t_j d 387.28 327.005 141.215 141.215 99.4557 99.4557 time since birth at metam
t_p d 8434.08 4411.36 1123.12 1123.12 737.193 737.193 time since birth at puberty
S_b - 0.999992 0.999992 0.999995 0.999995 0.999996 0.999996 survival probability at birth
S_j - 0.999951 0.624988 0.999973 0.381406 0.999979 0.277349 survival probability at metam
S_p - 0.999046 0.0311914 0.999879 0.028284 0.999938 0.0276826 survival probability at puberty
theta_0b - 0.0084956 0.296642 0.208898 0.495108 0.283815 0.568751 frac of ind that is embryo
theta_bj - 0.00851256 0.237112 0.16539 0.307065 0.203372 0.306261 frac of ind between b and j
theta_jp - 0.0639029 0.375415 0.29348 0.166184 0.231438 0.0995572 frac of ind between j and p
theta_pi - 0.919089 0.0908314 0.332233 0.0316433 0.281375 0.0254307 frac of ind that is adult
L_bi cm 0.629866 0.142224 0.237726 0.105077 0.228343 0.103795 mean structural length of post-natals
L2_bi cm^2 0.44311 0.0561052 0.101256 0.0285797 0.0960125 0.0286209 mean squared structural length of post-natals
L3_bi cm^3 0.324911 0.0397747 0.0626109 0.0249349 0.060877 0.0291425 mean cubed structural length of post-natals
Ww_bi g 0.385833 0.048494 0.0964772 0.0384222 0.113389 0.0542804 mean wet weight of post-natals
L_pi cm 0.670975 0.557423 0.424634 0.471856 0.423152 0.471788 mean structural length of adults
L2_pi cm^2 0.477004 0.386616 0.224848 0.350047 0.226203 0.371689 mean squared structural length of adults
L3_pi cm^3 0.350378 0.303332 0.147011 0.387481 0.152625 0.483019 mean cubed structural length of adults
Ww_pi g 0.416076 0.369828 0.22653 0.59707 0.284277 0.899666 mean wet weight of adults
R 1/d 0 0 0 0.822586 0.437514 1.72346 mean reproduction rate of adults
J_X g/d 0.00216221 0.000306914 0.00145604 0.000372832 0.00221168 0.000598744 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 0.26411 0.0670369 0.258532 0.0705817 yield of living structure on food
Y_VX_d mol/mol 0.04356 0.100223 0.000236731 0.159168 8.83991e-05 0.160128 yield of dead structure on food
Y_EX mol/mol 0 0 0.142858 0.0362604 0.223006 0.060883 yield of living reserve on food
Y_EX_d mol/mol 0.00816772 0.0219706 0.000128049 0.0860943 7.62521e-05 0.138124 yield of dead reserve on food
Y_CX mol/mol 0.838897 0.768431 0.483292 0.542065 0.408922 0.460909 yield of CO2 on food
Y_HX mol/mol 0.60354 0.552843 0.347702 0.389986 0.294197 0.331598 yield of H2O on food
Y_OX mol/mol -0.912301 -0.835669 -0.52558 -0.589496 -0.444703 -0.501238 yield of O2 on food
Y_NX mol/mol 0.125835 0.115265 0.0724938 0.0813098 0.0613384 0.0691363 yield of N-waste on food
mu_TX J/mol 446228 410304 261684 292102 220495 247691 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