Pristis zijsron: Population traits

at T = 28.5 °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_minf f_max date: 2024/10/25
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.585172 0.737463 0.868732 0.868732 1 1 scaled functional response
r 1/d 0 0 0.000437046 2.63569e-05 0.000505671 3.97493e-05 spec pop growth rate
t2 d NaN NaN 1585.98 26298.5 1370.75 17438 population doubling time
a_b d 409.477 404.154 401.008 401.008 398.661 398.661 age at birth
t_p d 10612.7 4165.94 3382.56 3382.56 2992.53 2992.53 time since birth at puberty
S_b - 0.999998 0.999998 0.999998 0.999998 0.999998 0.999998 survival probability at birth
S_p - 0.999986 0.331421 0.999987 0.318522 0.999988 0.309144 survival probability at puberty
theta_0b - 0.0177891 0.286496 0.161054 0.351022 0.182763 0.386662 frac of ind that is embryo
theta_bp - 0.0177888 0.162886 0.135158 0.19405 0.149389 0.20982 fraction of individuals that is juvenile
theta_pi - 0.964422 0.550618 0.703788 0.454928 0.667848 0.403518 frac of ind that is adult
L_bi cm 32.8057 28.56 25.4034 27.2373 25.2054 26.5784 mean structural length of post-natals
L2_bi cm^2 1112.19 1042.18 794.293 1048.43 803.996 1076.15 mean squared structural length of post-natals
L3_bi cm^3 38322.5 42131.4 28350.3 47162.4 29964.5 53196.5 mean cubed structural length of post-natals
Ww_bi g 277663 373741 291209 484445 349771 620954 mean wet weight of post-natals
L_pi cm 33.2442 34.4116 28.5003 35.0769 28.7507 35.7612 mean structural length of adults
L2_pi cm^2 1131.17 1327.09 929.873 1461.25 963.724 1593.16 mean squared structural length of adults
L3_pi cm^3 39014.9 54379 33629.4 66958.1 36468.9 80455.7 mean cubed structural length of adults
Ww_pi g 282680 482387 345436 687783 425696 939147 mean wet weight of adults
R 1/d 0 0.0011571 0 0.00231083 0 0.00329021 mean reproduction rate of adults
J_X g/d 482.06 569.274 511.1 674.629 595.516 797.099 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 0.0242426 0.00184257 0.0254438 0.00265278 yield of living structure on food
Y_VX_d mol/mol 0.00422264 0.0095531 0.000173582 0.0101901 0.000120502 0.0104888 yield of dead structure on food
Y_EX mol/mol 0 0 0.224773 0.017084 0.271558 0.0283127 yield of living reserve on food
Y_EX_d mol/mol 0.0263722 0.0751908 0.00160942 0.0944807 0.0012861 0.111945 yield of dead reserve on food
Y_CX mol/mol 0.795528 0.74544 0.591839 0.709501 0.547801 0.681934 yield of CO2 on food
Y_HX mol/mol 0.683246 0.640228 0.508306 0.609361 0.470484 0.585685 yield of H2O on food
Y_OX mol/mol -0.935283 -0.876396 -0.695811 -0.834143 -0.644036 -0.801733 yield of O2 on food
Y_NX mol/mol 0.0645023 0.0604411 0.047987 0.0575271 0.0444163 0.0552919 yield of N-waste on food
mu_TX J/mol 448015 418995 329927 398105 304235 382042 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