Dactylopterus volitans: Population traits

at T = 23.9 °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_min f_max date: 2025/05/19
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.329801 0.329801 0.362071 0.362071 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0195987 0.0195987 0.000996843 0.000996843 spec pop growth rate
t2 d NaN NaN NaN NaN 35.367 35.367 695.342 695.342 population doubling time
a_b d 14.2506 14.0771 14.0297 13.8582 11.8167 11.6737 11.8167 11.6737 age at birth
t_j d 249.179 230.199 225.294 208.477 84.8467 79.7118 84.8467 79.7118 time since birth at metam
t_p d 3004.05 NaN 1925.22 NaN 421.038 1466.26 421.038 1466.26 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 0.999999 0.999999 0.704679 0.6881 0.999999 0.999999 0.455467 0.437312 survival probability at metam
S_p - 0.999945 0.999957 0.00362227 0.00361145 0.999994 0.999995 0.0035289 0.00352549 survival probability at puberty
theta_0b - 0.00204699 0.00198078 0.255333 0.26815 0.20649 0.204273 0.443385 0.45563 frac of ind that is embryo
theta_bj - 0.00205353 0.00198679 0.216078 0.224368 0.164043 0.16273 0.304141 0.307115 frac of ind between b and j
theta_jp - 0.0338527 0.030502 0.51294 0.492392 0.479026 0.466163 0.247183 0.23206 frac of ind between j and p
theta_pi - 0.962047 0.96553 0.0156494 0.0150896 0.150441 0.166834 0.00529122 0.00519522 frac of ind that is adult
L_bi cm 3.2286 3.49111 0.173033 0.174757 0.370539 0.399989 0.138138 0.138535 mean structural length of post-natals
L2_bi cm^2 11.188 13.0505 0.192022 0.210742 0.342665 0.402691 0.0822825 0.0868435 mean squared structural length of post-natals
L3_bi cm^3 39.5786 49.7783 0.642844 0.766536 0.545346 0.686722 0.407267 0.464677 mean cubed structural length of post-natals
Ww_bi g 43.1929 54.6694 0.707292 0.849223 0.696348 0.891316 0.520036 0.603118 mean wet weight of post-natals
L_pi cm 3.33995 3.60033 2.52071 2.64986 1.13551 1.17436 1.81129 1.84114 mean structural length of adults
L2_pi cm^2 11.6027 13.487 8.31093 9.37817 1.5985 1.73077 6.82908 7.27833 mean squared structural length of adults
L3_pi cm^3 41.0547 51.4524 30.4368 37.0214 2.80888 3.21327 42.5084 48.3564 mean cubed structural length of adults
Ww_pi g 44.8038 56.5079 33.4882 41.0149 3.58664 4.1706 54.2787 62.7632 mean wet weight of adults
R 1/d 0 0 0 0 0 0 6.9205 0 mean reproduction rate of adults
J_X g/d 0.270784 0.340245 0.00480483 0.00571125 0.0242005 0.0308504 0.00524274 0.00600617 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 0.441646 0.436262 0.0774369 0.0771223 yield of living structure on food
Y_VX_d mol/mol 0.0268405 0.026163 0.0767563 0.0743938 7.13137e-06 6.54623e-06 0.184854 0.182107 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.122289 0.129975 0.0214417 0.022977 yield of living reserve on food
Y_EX_d mol/mol 0.00245106 0.00257071 0.00769518 0.00802497 1.97462e-06 1.95031e-06 0.0511848 0.054255 yield of dead reserve on food
Y_CX mol/mol 0.861333 0.861891 0.806174 0.808206 0.326681 0.32438 0.555707 0.554164 yield of CO2 on food
Y_HX mol/mol 0.619682 0.620083 0.579997 0.581459 0.235029 0.233373 0.3998 0.39869 yield of H2O on food
Y_OX mol/mol -0.9367 -0.937307 -0.876714 -0.878924 -0.355266 -0.352763 -0.604332 -0.602653 yield of O2 on food
Y_NX mol/mol 0.1292 0.129284 0.120926 0.121231 0.0490021 0.048657 0.0833561 0.0831246 yield of N-waste on food
mu_TX J/mol 457732 458005 429890 430889 184413 182879 301410 300408 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