Raja microocellata: Population traits

at T = 12 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.516212 0.615837 0.807918 0.807918 1 1 scaled functional response
r 1/d 0 0 0.000860206 0.00015715 0.00111298 0.000232702 spec pop growth rate
t2 d NaN NaN 805.792 4410.72 622.786 2978.69 population doubling time
a_b d 253.692 247.327 238.547 238.547 232.497 232.497 age at birth
t_p d 9077.97 4795.15 3107.83 3107.83 2476.39 2476.39 time since birth at puberty
S_b - 0.999918 0.999923 0.99993 0.99993 0.999935 0.999935 survival probability at birth
S_p - 0.999543 0.495892 0.999641 0.447766 0.999675 0.415443 survival probability at puberty
theta_0b - 0.0287742 0.24633 0.186941 0.342914 0.228827 0.389229 frac of ind that is embryo
theta_bp - 0.0287839 0.17269 0.152289 0.220585 0.176682 0.237577 fraction of individuals that is juvenile
theta_pi - 0.942442 0.58098 0.66077 0.436501 0.594491 0.373194 frac of ind that is adult
L_bi cm 10.5749 8.02099 7.60258 7.13012 7.43283 6.89959 mean structural length of post-natals
L2_bi cm^2 120.496 84.067 71.7204 72.5097 70.1272 71.0381 mean squared structural length of post-natals
L3_bi cm^3 1432.34 1034.14 798.573 954.802 802.458 1005.97 mean cubed structural length of post-natals
Ww_bi g 2719.26 2142.6 1921.52 2297.44 2199.15 2756.88 mean wet weight of post-natals
L_pi cm 10.8001 9.4526 8.58187 9.07414 8.62402 9.16452 mean structural length of adults
L2_pi cm^2 123.86 105.971 85.6239 103.631 87.4281 109.037 mean squared structural length of adults
L3_pi cm^3 1475.06 1331.44 973.585 1418.69 1028.44 1621.45 mean cubed structural length of adults
Ww_pi g 2800.37 2758.56 2342.63 3413.65 2818.46 4443.61 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 5.83546 4.85699 5.43609 5.49591 6.57903 6.6645 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 0.126366 0.0273017 0.135752 0.0351251 yield of living structure on food
Y_VX_d mol/mol 0.0444283 0.0802771 0.00393091 0.08283 0.00225212 0.083491 yield of dead structure on food
Y_EX mol/mol 0 0 0.177695 0.0383914 0.236279 0.0611357 yield of living reserve on food
Y_EX_d mol/mol 0.0399177 0.0860468 0.00552761 0.116475 0.00391984 0.145317 yield of dead reserve on food
Y_CX mol/mol 0.745808 0.669979 0.533822 0.578705 0.47399 0.523139 yield of CO2 on food
Y_HX mol/mol 0.640544 0.575417 0.458478 0.497026 0.407091 0.449303 yield of H2O on food
Y_OX mol/mol -0.876828 -0.787677 -0.627602 -0.680369 -0.557259 -0.615042 yield of O2 on food
Y_NX mol/mol 0.0604709 0.0543226 0.0432829 0.046922 0.0384316 0.0424167 yield of N-waste on food
mu_TX J/mol 420954 378408 301298 326533 266700 294468 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