Lepisosteus osseus: Population traits

at T = 20 °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: 2023/04/15
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.365442 0.365442 0.368308 0.368308 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0034905 0.0034905 0.000713067 0.000713067 spec pop growth rate
t2 d NaN NaN NaN NaN 198.581 198.581 972.064 972.064 population doubling time
a_b d 38.7408 39.649 38.7245 39.6271 37.3248 37.711 37.3248 37.711 age at birth
t_p d 15993 NaN 8154.71 NaN 1968.25 2324.83 1968.25 2324.83 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.306905 0.330566 1 1 0.271702 0.281191 survival probability at puberty
theta_0b - 0.00231661 0.00274264 0.378436 0.329633 0.122054 0.123262 0.500877 0.490652 frac of ind that is embryo
theta_bp - 0.00231892 0.00274474 0.209363 0.189098 0.107244 0.108134 0.254927 0.2538 fraction of individuals that is juvenile
theta_pi - 0.995364 0.994513 0.412201 0.481269 0.770702 0.768604 0.244197 0.255548 frac of ind that is adult
L_bi cm 3.50108 2.44662 1.14594 1.06895 0.855188 0.803161 0.394154 0.394712 mean structural length of post-natals
L2_bi cm^2 12.7968 6.21033 3.32853 2.26436 1.20928 1.03788 0.473528 0.449027 mean squared structural length of post-natals
L3_bi cm^3 47.5372 15.9874 11.7382 5.58092 2.38444 1.83154 1.3991 1.15168 mean cubed structural length of post-natals
Ww_bi g 294.274 73.1842 73.1417 25.7038 36.2508 19.7619 21.2706 12.4264 mean wet weight of post-natals
L_pi cm 3.50886 2.45294 1.65216 1.43132 0.951427 0.893406 0.645505 0.635597 mean structural length of adults
L2_pi cm^2 12.8266 6.2274 5.0075 3.14539 1.3737 1.1801 0.942423 0.871205 mean squared structural length of adults
L3_pi cm^3 47.6479 16.0315 17.6983 7.77241 2.71557 2.08856 2.85548 2.29161 mean cubed structural length of adults
Ww_pi g 294.96 73.3861 110.28 35.7971 41.285 22.5352 43.4122 24.7261 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 0.809203 0.270684 0.21213 0.0994685 0.209249 0.123787 0.0819377 0.0535553 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 0.0397751 0.0516451 0.0121757 0.0153341 yield of living structure on food
Y_VX_d mol/mol 0.00422796 0.00479772 0.0107294 0.0123162 1.92878e-06 3.6331e-06 0.0234886 0.0294521 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.564929 0.505596 0.172933 0.150118 yield of living reserve on food
Y_EX_d mol/mol 0.0219448 0.0171644 0.0561265 0.0444081 2.73946e-05 3.55674e-05 0.33361 0.28833 yield of dead reserve on food
Y_CX mol/mol 0.864452 0.868663 0.823769 0.833901 0.285891 0.333345 0.348418 0.40739 yield of CO2 on food
Y_HX mol/mol 0.621925 0.624955 0.592656 0.599945 0.205683 0.239823 0.250667 0.293095 yield of H2O on food
Y_OX mol/mol -0.940092 -0.944671 -0.895849 -0.906867 -0.310907 -0.362513 -0.378904 -0.443037 yield of O2 on food
Y_NX mol/mol 0.129668 0.130299 0.123565 0.125085 0.0428837 0.0500018 0.0522626 0.0611085 yield of N-waste on food
mu_TX J/mol 458316 460661 436266 441917 141885 168578 176069 208960 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