Euthynnus alletteratus: Population traits

at T = 23.3 °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: 2024/05/03
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.311064 0.311064 0.655532 0.655532 1 1 scaled functional response
r 1/d 0 0 0.00867011 0.0015913 0.0109432 0.00188939 spec pop growth rate
t2 d NaN NaN 79.9467 435.586 63.3405 366.864 population doubling time
a_b d 6.70371 6.70371 6.19992 6.19992 6.00675 6.00675 age at birth
t_j d 2.52541 2.52541 1.80395 1.80395 1.58076 1.58076 time since birth at metam
t_p d 3814.37 3814.37 1090.48 1090.48 856.242 856.242 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.536447 1 0.535937 1 0.535791 survival probability at metam
S_p - 1 0.297518 1 0.236315 1 0.214141 survival probability at puberty
theta_0b - 0.00136976 0.428019 0.0521685 0.517044 0.0634247 0.543752 frac of ind that is embryo
theta_bj - 0.000517916 0.120459 0.0147103 0.111625 0.0160628 0.106067 frac of ind between b and j
theta_jp - 0.000856893 0.10695 0.034898 0.129491 0.043524 0.134501 frac of ind between j and p
theta_pi - 0.997255 0.344573 0.898223 0.24184 0.876989 0.21568 frac of ind that is adult
L_bi cm 4.31352 0.421131 0.824258 0.210641 0.770156 0.206268 mean structural length of post-natals
L2_bi cm^2 20.4507 1.13898 1.20334 0.225414 1.07127 0.218502 mean squared structural length of post-natals
L3_bi cm^3 100.567 4.91093 2.47331 0.735868 2.14541 0.767745 mean cubed structural length of post-natals
Ww_bi g 210.868 10.2972 8.19009 2.43674 9.71009 3.47479 mean wet weight of post-natals
L_pi cm 4.31937 0.657196 0.86582 0.354149 0.817456 0.360335 mean structural length of adults
L2_pi cm^2 20.4789 1.88796 1.26951 0.445566 1.14367 0.456833 mean squared structural length of adults
L3_pi cm^3 100.705 8.15183 2.60989 1.4692 2.29115 1.62368 mean cubed structural length of adults
Ww_pi g 211.159 17.0928 8.64235 4.86511 10.3697 7.34876 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.989757 0.0551203 0.122769 0.0229903 0.166742 0.0339985 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 0.174668 0.050934 0.140802 0.0426656 yield of living structure on food
Y_VX_d mol/mol 0.03107 0.066808 6.0383e-05 0.102316 2.81508e-05 0.0851812 yield of dead structure on food
Y_EX mol/mol 0 0 0.403726 0.117728 0.496466 0.150438 yield of living reserve on food
Y_EX_d mol/mol 0.0340776 0.0732752 0.000139569 0.236493 9.92592e-05 0.300347 yield of dead reserve on food
Y_CX mol/mol 0.825477 0.750542 0.312031 0.383154 0.253229 0.311993 yield of CO2 on food
Y_HX mol/mol 0.593885 0.539973 0.224489 0.275658 0.182184 0.224462 yield of H2O on food
Y_OX mol/mol -0.897707 -0.816214 -0.339334 -0.41668 -0.275387 -0.339293 yield of O2 on food
Y_NX mol/mol 0.123822 0.112581 0.0468046 0.0574731 0.0379844 0.046799 yield of N-waste on food
mu_TX J/mol 438222 398795 163010 201054 128974 160645 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