Ambassis gymnocephalus: Population traits

at T = 25 °C with background hazards for embryo, juv, adult: 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 std f_min f_max date: 2025/02/12
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.295491 0.295491 0.66592 0.66592 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0222006 0.0222006 0.000315261 0.000315261 spec pop growth rate
t2 d NaN NaN NaN NaN 31.222 31.222 2198.65 2198.65 population doubling time
a_b d 3.03744 3.54178 2.69295 3.09317 2.56155 2.90067 2.56155 2.90067 age at birth
t_p d 1457.93 NaN 218.689 NaN 157.354 424.77 157.354 424.77 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.999998 0.445274 0.599068 1 0.999999 0.393334 0.526655 survival probability at puberty
theta_0b - 0.00178273 0.00281889 0.294361 0.17115 0.0552177 0.0623021 0.352976 0.236855 frac of ind that is embryo
theta_bp - 0.00178588 0.00282448 0.196555 0.132573 0.0522316 0.0584908 0.221346 0.17183 fraction of individuals that is juvenile
theta_pi - 0.996431 0.994357 0.509083 0.696277 0.892551 0.879207 0.425679 0.591314 frac of ind that is adult
L_bi cm 0.780177 0.306967 0.398385 0.290498 0.436956 0.251797 0.345103 0.29106 mean structural length of post-natals
L2_bi cm^2 0.637439 0.0984886 0.516852 0.16133 0.308751 0.0932345 0.546211 0.212439 mean squared structural length of post-natals
L3_bi cm^3 0.530384 0.0322415 0.880201 0.109002 0.29096 0.0441943 1.30283 0.206013 mean cubed structural length of post-natals
Ww_bi g 0.719803 0.0368065 1.58862 0.143783 0.64262 0.0653706 2.87745 0.304727 mean wet weight of post-natals
L_pi cm 0.781485 0.307707 0.531838 0.336464 0.45924 0.265126 0.496314 0.360919 mean structural length of adults
L2_pi cm^2 0.638577 0.0987622 0.715318 0.191586 0.326631 0.0992596 0.828671 0.27342 mean squared structural length of adults
L3_pi cm^3 0.531334 0.0323328 1.21998 0.129733 0.307976 0.0471251 1.98019 0.26584 mean cubed structural length of adults
Ww_pi g 0.721093 0.0369108 2.20188 0.171129 0.680202 0.0697057 4.37348 0.393221 mean wet weight of adults
R 1/d 0 0 0.272242 0 0 0 0.515736 0 mean reproduction rate of adults
J_X g/d 0.0178177 0.00109142 0.0325579 0.00402902 0.0292063 0.00349654 0.0516689 0.00796704 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 0.221168 0.280603 0.00794929 0.00815208 yield of living structure on food
Y_VX_d mol/mol 0.0214676 0.029494 0.0514469 0.0691486 5.61809e-05 0.000179601 0.0537169 0.0722119 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.267308 0.134455 0.00960766 0.00390618 yield of living reserve on food
Y_EX_d mol/mol 0.00766684 0.004176 0.0414068 0.0220642 6.79014e-05 8.60582e-05 0.0649233 0.0346013 yield of dead reserve on food
Y_CX mol/mol 0.861491 0.856955 0.797771 0.799412 0.402025 0.475302 0.754428 0.771754 yield of CO2 on food
Y_HX mol/mol 0.619795 0.616532 0.573952 0.575133 0.289235 0.341953 0.542769 0.555234 yield of H2O on food
Y_OX mol/mol -0.936871 -0.931939 -0.867576 -0.869361 -0.437202 -0.516891 -0.82044 -0.839282 yield of O2 on food
Y_NX mol/mol 0.129224 0.128543 0.119666 0.119912 0.0603038 0.0712953 0.113164 0.115763 yield of N-waste on food
mu_TX J/mol 457549 455456 424003 425790 214831 258111 400675 411139 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