Xiphias gladius: Population traits

at T = 20 °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: 2023/09/04
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.428404 0.428404 0.429668 0.429668 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00713096 0.00713096 0.00130222 0.00130222 spec pop growth rate
t2 d NaN NaN NaN NaN 97.2025 97.2025 532.28 532.28 population doubling time
a_b d 4.43288 4.52888 4.43211 4.5279 4.2764 4.32222 4.2764 4.32222 age at birth
t_j d 1.51155 1.65199 1.51047 1.6505 1.30303 1.36301 1.30303 1.36301 time since birth at metam
t_p d 5402.4 NaN 5259.59 NaN 1728.99 2061.04 1728.99 2061.04 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.436004 0.436206 1 1 0.435717 0.435798 survival probability at metam
S_p - 1 1 0.185137 0.198756 1 1 0.163683 0.170098 survival probability at puberty
theta_0b - 0.0007894 0.000924849 0.558607 0.539904 0.0298542 0.030225 0.596219 0.588126 frac of ind that is embryo
theta_bj - 0.000270797 0.000338914 0.130125 0.134359 0.00897318 0.00938087 0.123745 0.126093 frac of ind between b and j
theta_jp - 0.000523361 0.000590209 0.105234 0.101473 0.0201663 0.0200555 0.110725 0.109423 frac of ind between j and p
theta_pi - 0.998416 0.998146 0.206034 0.224264 0.941006 0.940339 0.169312 0.176358 frac of ind that is adult
L_bi cm 12.961 9.60876 0.475397 0.478877 2.02687 1.90901 0.250827 0.250789 mean structural length of post-natals
L2_bi cm^2 186.154 101.44 3.33988 2.67041 7.63706 6.67024 0.562313 0.535583 mean squared structural length of post-natals
L3_bi cm^3 2781.46 1110.09 43.1502 25.6654 41.163 32.9081 4.9373 4.17974 mean cubed structural length of post-natals
Ww_bi g 13923.5 4322.75 216.512 100.162 426.06 255.216 51.1038 32.4157 mean wet weight of post-natals
L_pi cm 12.9713 9.61763 0.936845 0.908439 2.08708 1.96623 0.496701 0.488623 mean structural length of adults
L2_pi cm^2 186.302 101.534 7.14904 5.47315 7.87333 6.87883 1.33319 1.24341 mean squared structural length of adults
L3_pi cm^3 2783.68 1111.12 92.4415 52.6542 42.4376 33.9382 11.774 9.76096 mean cubed structural length of adults
Ww_pi g 13934.6 4326.77 463.838 205.488 439.253 263.206 121.868 75.7005 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 49.41 19.4491 0.889071 0.513485 4.73272 2.98618 0.348378 0.239708 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 0.0620218 0.0785842 0.0184554 0.0227066 yield of living structure on food
Y_VX_d mol/mol 0.015546 0.0174231 0.0318512 0.0372007 1.95303e-05 3.42404e-05 0.0374669 0.0464135 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.579938 0.530871 0.172568 0.153393 yield of living reserve on food
Y_EX_d mol/mol 0.0622744 0.0504234 0.127967 0.107979 0.000182619 0.000231309 0.350336 0.313543 yield of dead reserve on food
Y_CX mol/mol 0.812805 0.822778 0.730807 0.745446 0.248463 0.280905 0.311798 0.354569 yield of CO2 on food
Y_HX mol/mol 0.584768 0.591943 0.525775 0.536307 0.178755 0.202095 0.224322 0.255093 yield of H2O on food
Y_OX mol/mol -0.883925 -0.894772 -0.794753 -0.810672 -0.270204 -0.305484 -0.339081 -0.385594 yield of O2 on food
Y_NX mol/mol 0.121921 0.123417 0.109621 0.111817 0.0372695 0.0421357 0.0467698 0.0531854 yield of N-waste on food
mu_TX J/mol 430476 436056 386193 394511 122413 141085 156942 181125 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