Syngnathoides biaculeatus: Population traits

at T = 28.42 °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 - 0.655513 0.828431 0.914216 0.914216 1 1 scaled functional response
r 1/d 0 0 0.0158109 0.000723432 0.0192577 0.00126012 spec pop growth rate
t2 d NaN NaN 43.8398 958.138 35.9932 550.062 population doubling time
a_b d 3.21785 3.12226 3.0853 3.0853 3.05332 3.05332 age at birth
t_j d 0.00637467 0.00556142 0.00527359 0.00527359 0.00503574 0.00503574 time since birth at metam
t_p d 770.483 252.242 204.981 204.981 176.079 176.079 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.997237 1 0.997219 1 0.997205 survival probability at metam
S_p - 0.999998 0.440739 0.999999 0.426234 0.999999 0.413783 survival probability at puberty
theta_0b - 0.00459402 0.211919 0.0476704 0.250909 0.0571299 0.279523 frac of ind that is embryo
theta_bj - 9.10625e-06 0.000377145 7.95445e-05 0.000428003 9.15162e-05 0.000459691 frac of ind between b and j
theta_jp - 0.0045876 0.139845 0.0453427 0.162506 0.0538002 0.178126 frac of ind between j and p
theta_pi - 0.990809 0.647858 0.906907 0.586156 0.888978 0.54189 frac of ind that is adult
L_bi cm 0.826372 0.639769 0.658515 0.601228 0.640328 0.573867 mean structural length of post-natals
L2_bi cm^2 0.704235 0.592271 0.540837 0.575336 0.526836 0.566297 mean squared structural length of post-natals
L3_bi cm^3 0.608162 0.612767 0.498528 0.638948 0.496439 0.670937 mean cubed structural length of post-natals
Ww_bi g 1.09908 1.23788 1.05977 1.35827 1.10777 1.49715 mean wet weight of post-natals
L_pi cm 0.829647 0.752174 0.685238 0.734594 0.671502 0.722671 mean structural length of adults
L2_pi cm^2 0.707434 0.717278 0.567131 0.7311 0.557795 0.747913 mean squared structural length of adults
L3_pi cm^3 0.610975 0.745 0.523394 0.816035 0.526407 0.891418 mean cubed structural length of adults
Ww_pi g 1.10417 1.50502 1.11263 1.73472 1.17464 1.98914 mean wet weight of adults
R 1/d 0 0.084257 0 0.141706 0 0.197367 mean reproduction rate of adults
J_X g/d 0.085803 0.0911985 0.0919028 0.0977651 0.0979245 0.105259 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 0.0857664 0.00472802 0.0976293 0.00803222 yield of living structure on food
Y_VX_d mol/mol 0.0117751 0.0291682 0.000443542 0.0316729 0.000292577 0.0339459 yield of dead structure on food
Y_EX mol/mol 0 0 0.0965552 0.00532277 0.120224 0.00989112 yield of living reserve on food
Y_EX_d mol/mol 0.00950505 0.0297561 0.000499336 0.0356571 0.000360288 0.041802 yield of dead reserve on food
Y_CX mol/mol 0.869345 0.831701 0.70736 0.813244 0.672119 0.796954 yield of CO2 on food
Y_HX mol/mol 0.625445 0.598362 0.508907 0.585084 0.483552 0.573364 yield of H2O on food
Y_OX mol/mol -0.945413 -0.904474 -0.769255 -0.884403 -0.73093 -0.866687 yield of O2 on food
Y_NX mol/mol 0.130402 0.124755 0.106104 0.121987 0.100818 0.119543 yield of N-waste on food
mu_TX J/mol 461385 441550 376015 431761 357218 423080 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