Syngnathus taenionotus: 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 - 0.426992 NaN 0.713496 NaN 1 1 scaled functional response
r 1/d 0 0 0.00489563 NaN 0.00847455 NaN spec pop growth rate
t2 d NaN NaN 141.585 NaN 81.7916 NaN population doubling time
a_b d 15.3608 NaN 14.1153 NaN 13.39 NaN age at birth
t_j d 49.9244 NaN 30.2696 NaN 22.8768 NaN time since birth at metam
t_p d 663.28 NaN 271.217 NaN 186.482 NaN time since birth at puberty
S_b - 0.999973 NaN 0.999978 NaN 0.999981 NaN survival probability at birth
S_j - 0.999838 NaN 0.999883 NaN 0.999904 NaN survival probability at metam
S_p - 0.999215 NaN 0.999708 NaN 0.999827 NaN survival probability at puberty
theta_0b - 0.0161831 NaN 0.0685979 NaN 0.107857 NaN frac of ind that is embryo
theta_bj - 0.0162029 NaN 0.0640694 NaN 0.0963464 NaN frac of ind between b and j
theta_jp - 0.0364452 NaN 0.0680828 NaN 0.0619334 NaN frac of ind between j and p
theta_pi - 0.931169 NaN 0.79925 NaN 0.733864 NaN frac of ind that is adult
L_bi cm 0.508391 NaN 0.521812 NaN 0.516519 NaN mean structural length of post-natals
L2_bi cm^2 0.280055 NaN 0.349522 NaN 0.372311 NaN mean squared structural length of post-natals
L3_bi cm^3 0.160376 NaN 0.267432 NaN 0.32517 NaN mean cubed structural length of post-natals
Ww_bi g 0.195343 NaN 0.364864 NaN 0.491208 NaN mean wet weight of post-natals
L_pi cm 0.529506 NaN 0.585489 NaN 0.598263 NaN mean structural length of adults
L2_pi cm^2 0.294831 NaN 0.404129 NaN 0.448401 NaN mean squared structural length of adults
L3_pi cm^3 0.169293 NaN 0.311188 NaN 0.394686 NaN mean cubed structural length of adults
Ww_pi g 0.206204 NaN 0.424562 NaN 0.596222 NaN mean wet weight of adults
R 1/d 0.00293462 NaN 0.0156026 NaN 0.0243281 NaN mean reproduction rate of adults
J_X g/d 0.00427434 NaN 0.00916853 NaN 0.0138335 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 0.142798 NaN 0.199203 NaN yield of living structure on food
Y_VX_d mol/mol 0.059975 NaN 0.0126835 NaN 0.00502877 NaN yield of dead structure on food
Y_EX mol/mol 0 NaN 0.0520251 NaN 0.101717 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0130764 NaN 0.00462092 NaN 0.0025678 NaN yield of dead reserve on food
Y_CX mol/mol 0.817574 NaN 0.678498 NaN 0.582108 NaN yield of CO2 on food
Y_HX mol/mol 0.588199 NaN 0.488141 NaN 0.418795 NaN yield of H2O on food
Y_OX mol/mol -0.889111 NaN -0.737866 NaN -0.633043 NaN yield of O2 on food
Y_NX mol/mol 0.122636 NaN 0.101775 NaN 0.0873163 NaN yield of N-waste on food
mu_TX J/mol 435320 NaN 363604 NaN 313027 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