Euthynnus affinis: Population traits

at T = 26.9 °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_minf f_max date: 2024/06/30
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.403654 0.427995 0.713998 0.713998 1 1 scaled functional response
r 1/d 0 0 0.0102441 0.00136239 0.0137845 0.00180749 spec pop growth rate
t2 d NaN NaN 67.6631 508.773 50.2846 383.487 population doubling time
a_b d 4.34766 4.31146 4.03337 4.03337 3.88738 3.88738 age at birth
t_j d 3.03713 2.92361 2.17284 2.17284 1.85327 1.85327 time since birth at metam
t_p d 2925.54 2062.78 838.268 838.268 629.86 629.86 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999999 0.392404 1 0.392107 1 0.391988 survival probability at metam
S_p - 0.999999 0.297805 0.999999 0.244274 0.999999 0.217545 survival probability at puberty
theta_0b - 0.00147955 0.423937 0.0403731 0.496914 0.0520435 0.529702 frac of ind that is embryo
theta_bj - 0.00103678 0.187294 0.021129 0.173632 0.0239129 0.163607 frac of ind between b and j
theta_jp - 0.000447372 0.0467927 0.0177221 0.0706565 0.0255527 0.0804748 frac of ind between j and p
theta_pi - 0.997036 0.341976 0.920776 0.258797 0.898491 0.226216 frac of ind that is adult
L_bi cm 5.09376 0.455451 1.1475 0.280158 1.04154 0.267729 mean structural length of post-natals
L2_bi cm^2 28.9786 1.43334 2.30294 0.493901 1.94305 0.44962 mean squared structural length of post-natals
L3_bi cm^3 172.203 7.69637 6.38752 2.45866 5.14247 2.39113 mean cubed structural length of post-natals
Ww_bi g 284.108 12.9994 13.7297 5.28478 13.4213 6.24059 mean wet weight of post-natals
L_pi cm 5.10123 0.71554 1.19237 0.470448 1.09409 0.469807 mean structural length of adults
L2_pi cm^2 29.0217 2.41052 2.3998 0.954133 2.04959 0.927539 mean squared structural length of adults
L3_pi cm^3 172.46 12.9643 6.65701 4.77899 5.42554 4.97048 mean cubed structural length of adults
Ww_pi g 284.531 21.8971 14.309 10.2722 14.1601 12.9724 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.86039 0.097555 0.26159 0.0560724 0.309149 0.0714954 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 0.250142 0.0597379 0.229294 0.0604506 yield of living structure on food
Y_VX_d mol/mol 0.0500774 0.101503 0.000262126 0.131547 0.000120163 0.126435 yield of dead structure on food
Y_EX mol/mol 0 0 0.287527 0.0686662 0.369139 0.0973188 yield of living reserve on food
Y_EX_d mol/mol 0.0325422 0.0699381 0.000301303 0.151208 0.000193449 0.203547 yield of dead reserve on food
Y_CX mol/mol 0.808005 0.719184 0.352393 0.479465 0.291878 0.402873 yield of CO2 on food
Y_HX mol/mol 0.581315 0.517413 0.253527 0.344949 0.20999 0.289845 yield of H2O on food
Y_OX mol/mol -0.878706 -0.782113 -0.383227 -0.521418 -0.317418 -0.438125 yield of O2 on food
Y_NX mol/mol 0.121201 0.107878 0.0528589 0.0719198 0.0437818 0.060431 yield of N-waste on food
mu_TX J/mol 429563 383283 188992 255926 154660 213581 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