Syngnathus abaster: Population traits

at T = 22 °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: 2025/06/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.433288 NaN 0.716644 NaN 1 1 scaled functional response
r 1/d 0 0 0.00575515 NaN 0.00914757 NaN spec pop growth rate
t2 d NaN NaN 120.439 NaN 75.7739 NaN population doubling time
a_b d 10.1912 NaN 9.47184 NaN 9.07626 NaN age at birth
t_j d 3.40579 NaN 2.39339 NaN 1.96766 NaN time since birth at metam
t_p d 555.806 NaN 245.99 NaN 178.465 NaN time since birth at puberty
S_b - 0.999984 NaN 0.999987 NaN 0.999988 NaN survival probability at birth
S_j - 0.999967 NaN 0.999977 NaN 0.999981 NaN survival probability at metam
S_p - 0.999913 NaN 0.999934 NaN 0.999944 NaN survival probability at puberty
theta_0b - 0.0144163 NaN 0.0550295 NaN 0.0804428 NaN frac of ind that is embryo
theta_bj - 0.00482158 NaN 0.0134444 NaN 0.0165835 NaN frac of ind between b and j
theta_jp - 0.00960572 NaN 0.0386942 NaN 0.0574834 NaN frac of ind between j and p
theta_pi - 0.971156 NaN 0.892832 NaN 0.84549 NaN frac of ind that is adult
L_bi cm 0.431335 NaN 0.446607 NaN 0.45274 NaN mean structural length of post-natals
L2_bi cm^2 0.199848 NaN 0.249078 NaN 0.27643 NaN mean squared structural length of post-natals
L3_bi cm^3 0.095967 NaN 0.15682 NaN 0.200913 NaN mean cubed structural length of post-natals
Ww_bi g 0.140453 NaN 0.277055 NaN 0.415859 NaN mean wet weight of post-natals
L_pi cm 0.436408 NaN 0.467113 NaN 0.483713 NaN mean structural length of adults
L2_pi cm^2 0.202696 NaN 0.263084 NaN 0.299769 NaN mean squared structural length of adults
L3_pi cm^3 0.0973816 NaN 0.165925 NaN 0.218423 NaN mean cubed structural length of adults
Ww_pi g 0.142523 NaN 0.293141 NaN 0.452103 NaN mean wet weight of adults
R 1/d 0.00434104 NaN 0.0176412 NaN 0.0261906 NaN mean reproduction rate of adults
J_X g/d 0.00413252 NaN 0.0085621 NaN 0.0132863 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 NaN 0.105409 NaN 0.138327 NaN yield of living structure on food
Y_VX_d mol/mol 0.0487396 NaN 0.0117645 NaN 0.00549751 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0808176 NaN 0.147989 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0225934 NaN 0.00901986 NaN 0.00588151 NaN yield of dead reserve on food
Y_CX mol/mol 0.819292 NaN 0.683614 NaN 0.592929 NaN yield of CO2 on food
Y_HX mol/mol 0.589435 NaN 0.491822 NaN 0.42658 NaN yield of H2O on food
Y_OX mol/mol -0.89098 NaN -0.74343 NaN -0.64481 NaN yield of O2 on food
Y_NX mol/mol 0.122894 NaN 0.102542 NaN 0.0889394 NaN yield of N-waste on food
mu_TX J/mol 435704 NaN 364502 NaN 315959 NaN 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