Anguilla rostrata: Population traits

at T = 6.3 °C with background hazards for embryo, leptocephalus, shrink, post-shrink juv, adult: 0, 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 ssj f_minf f_max date: 2024/11/07
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.244328 NaN 0.622164 NaN 1 1 scaled functional response
r 1/d 0 0 0.00279727 NaN 0.00294844 0.000313867 spec pop growth rate
t2 d NaN NaN 247.795 NaN 235.09 2208.41 population doubling time
a_b d 37.409 NaN 37.409 NaN 37.409 37.409 age at birth
t_s d 2639.43 NaN 2639.43 NaN 2639.43 2639.43 time since birth at start accel
t_j d 2639.43 NaN 2639.43 NaN 2639.43 2639.43 time since birth at metam
t_p d 5288.17 NaN 5288.17 NaN 5288.17 5288.17 time since birth at puberty
S_b - 1 NaN 1 NaN 1 1 survival probability at birth
S_s - 1 NaN 1 NaN 1 0.267237 survival probability at metam
S_j - 0.9992 NaN 0.999317 NaN 0.99935 0.000293054 survival probability at metam
S_p - 0.999183 NaN 0.999303 NaN 0.999336 0.000290951 survival probability at puberty
theta_0b - 0.00177115 NaN 0.100167 NaN 0.104222 0.494973 frac of ind that is embryo
theta_bs - 0.00168032 NaN 0.0894034 NaN 0.09355 0.253704 frac of ind between b and s
theta_sj - 0.116851 NaN 0.809871 NaN 0.801855 0.251188 frac of ind between s and j
theta_jp - 0.000911089 NaN 3.08563e-05 NaN 2.16924e-05 3.41379e-05 frac of ind between j and p
theta_pi - 0.878786 NaN 0.000528089 NaN 0.000351674 0.000100557 frac of ind that is adult
L_bi cm 1.30396 NaN 0.259892 NaN 0.264544 0.11014 mean structural length of post-natals
L2_bi cm^2 1.89129 NaN 0.114387 NaN 0.120928 0.039058 mean squared structural length of post-natals
L3_bi cm^3 2.85361 NaN 0.0702553 NaN 0.0785936 0.0306064 mean cubed structural length of post-natals
Ww_bi g 18.3293 NaN 1.04047 NaN 1.82309 0.709961 mean wet weight of post-natals
L_pi cm 1.30609 NaN 0.283986 NaN 0.290481 0.181529 mean structural length of adults
L2_pi cm^2 1.89447 NaN 0.12681 NaN 0.134816 0.0768597 mean squared structural length of adults
L3_pi cm^3 2.85842 NaN 0.077997 NaN 0.087749 0.0614339 mean cubed structural length of adults
Ww_pi g 18.3602 NaN 1.15512 NaN 2.03547 1.42505 mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 0 mean reproduction rate of adults
J_X g/d 0.0317789 NaN 0.00489429 NaN 0.00831642 0.00268608 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0.0401535 NaN 0.0278639 0.00357634 yield of living structure on food
Y_VX_d mol/mol 0.00594009 NaN 2.98138e-06 NaN 1.84003e-06 0.0186221 yield of dead structure on food
Y_EX mol/mol 0 NaN 0.554513 NaN 0.618482 0.0793822 yield of living reserve on food
Y_EX_d mol/mol 0.0322144 NaN 4.11725e-05 NaN 4.08421e-05 0.413346 yield of dead reserve on food
Y_CX mol/mol 0.852471 NaN 0.295914 NaN 0.244237 0.375699 yield of CO2 on food
Y_HX mol/mol 0.613305 NaN 0.212894 NaN 0.175715 0.270294 yield of H2O on food
Y_OX mol/mol -0.927062 NaN -0.321807 NaN -0.265607 -0.408572 yield of O2 on food
Y_NX mol/mol 0.127871 NaN 0.0443871 NaN 0.0366355 0.0563548 yield of N-waste on food
mu_TX J/mol 451812 NaN 147417 NaN 118380 190400 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