Hampala macrolepidota: Population traits

at T = 24 °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: 2025/04/03
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.310682 0.501192 0.750596 0.750596 1 1 scaled functional response
r 1/d 0 0 0.00576227 0.000152814 0.00804601 0.00024693 spec pop growth rate
t2 d NaN NaN 120.291 4535.89 86.148 2807.06 population doubling time
a_b d 11.7589 10.8421 10.1325 10.1325 9.67195 9.67195 age at birth
t_j d 75.5945 48.8172 34.6791 34.6791 27.6893 27.6893 time since birth at metam
t_p d 7002.42 1834.72 1072.25 1072.25 791.524 791.524 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999998 0.512106 0.999999 0.415277 0.999999 0.350038 survival probability at metam
S_p - 0.999976 0.0491327 0.999995 0.0494004 0.999996 0.0495306 survival probability at puberty
theta_0b - 0.00157825 0.374485 0.0565204 0.443172 0.074627 0.488337 frac of ind that is embryo
theta_bj - 0.00158569 0.274168 0.0535164 0.29559 0.0692872 0.302833 frac of ind between b and j
theta_jp - 0.00860815 0.260164 0.117401 0.184562 0.115537 0.139603 frac of ind between j and p
theta_pi - 0.988228 0.0911823 0.772562 0.0766762 0.740549 0.0692265 frac of ind that is adult
L_bi cm 4.271 0.264478 0.938775 0.228976 0.85757 0.218449 mean structural length of post-natals
L2_bi cm^2 20.6298 0.793503 1.63888 0.654234 1.3916 0.627279 mean squared structural length of post-natals
L3_bi cm^3 104.56 5.3289 4.05821 5.5319 3.26349 6.21548 mean cubed structural length of post-natals
Ww_bi g 117.521 6.39456 5.2736 7.18865 4.56563 8.69548 mean wet weight of post-natals
L_pi cm 4.31377 1.23568 1.1194 1.04504 1.04115 0.984303 mean structural length of adults
L2_pi cm^2 20.8424 5.38223 1.99787 4.68579 1.73488 4.56972 mean squared structural length of adults
L3_pi cm^3 105.638 36.5495 4.95551 40.1656 4.07741 45.9319 mean cubed structural length of adults
Ww_pi g 118.733 43.8585 6.43964 52.1948 5.70431 64.2588 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.28243 0.017382 0.0538955 0.0214015 0.0609072 0.027307 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 0.433885 0.0394995 0.431115 0.0562048 yield of living structure on food
Y_VX_d mol/mol 0.0818322 0.159711 0.000269148 0.169127 0.000128997 0.174492 yield of dead structure on food
Y_EX mol/mol 0 0 0.129944 0.0118297 0.172016 0.0224259 yield of living reserve on food
Y_EX_d mol/mol 0.0101442 0.0319385 8.06073e-05 0.0506519 5.14701e-05 0.0696229 yield of dead reserve on food
Y_CX mol/mol 0.798649 0.698976 0.326446 0.619517 0.287313 0.567879 yield of CO2 on food
Y_HX mol/mol 0.574583 0.502874 0.23486 0.445708 0.206706 0.408558 yield of H2O on food
Y_OX mol/mol -0.86853 -0.760136 -0.35501 -0.673725 -0.312453 -0.617569 yield of O2 on food
Y_NX mol/mol 0.119797 0.104846 0.0489668 0.0929276 0.0430969 0.0851819 yield of N-waste on food
mu_TX J/mol 426005 375079 183909 333822 162241 306525 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