Dipturus pullopunctatus: Population traits

at T = 11 °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: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.478691 0.478691 0.657186 0.657186 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000615145 0.000615145 8.98123e-05 8.98123e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 1126.8 1126.8 7717.74 7717.74 population doubling time
a_b d 699.467 724.29 679.464 699.367 659.434 673.851 659.434 673.851 age at birth
t_p d 8387.9 4.02548e+22 4515.77 8342.79 3187.79 4044.41 3187.79 4044.41 time since birth at puberty
S_b - 0.999499 0.999237 0.99954 0.999313 0.999579 0.999385 0.999579 0.999385 survival probability at birth
S_p - 0.996962 0.994979 0.389478 0.441464 0.997753 0.996567 0.341131 0.375138 survival probability at puberty
theta_0b - 0.0747488 0.0900277 0.353135 0.318625 0.338049 0.346186 0.452056 0.424811 frac of ind that is embryo
theta_bp - 0.0746614 0.0898486 0.21779 0.208974 0.225119 0.228387 0.247786 0.243363 fraction of individuals that is juvenile
theta_pi - 0.85059 0.820124 0.429075 0.472401 0.436832 0.425427 0.300158 0.331826 frac of ind that is adult
L_bi cm 7.52465 5.77715 6.6591 5.78246 6.58256 5.88443 6.50364 6.00228 mean structural length of post-natals
L2_bi cm^2 60.5129 34.9475 54.5849 38.2969 52.6877 40.3814 57.1333 45.0562 mean squared structural length of post-natals
L3_bi cm^3 508.191 218.544 518.116 280.782 497.278 316.345 639.165 405.516 mean cubed structural length of post-natals
Ww_bi g 2027.31 695.071 2644.42 1121.31 3602.62 1757.31 4630.55 2252.66 mean wet weight of post-natals
L_pi cm 7.88592 6.05534 8.29697 6.87294 8.08882 7.14006 8.94748 7.86903 mean structural length of adults
L2_pi cm^2 64.7911 37.6175 76.2004 50.3024 72.7763 55.1802 93.6824 69.1601 mean squared structural length of adults
L3_pi cm^3 549.183 238.67 759.419 388.163 726.507 460.845 1127.36 670.773 mean cubed structural length of adults
Ww_pi g 2190.84 759.08 3876.01 1550.13 5263.32 2560.01 8167.39 3726.18 mean wet weight of adults
R 1/d 0 0 0.000407201 0 0.000610931 0 0.00318503 0 mean reproduction rate of adults
J_X g/d 3.19367 1.34537 3.95502 2.02405 5.80893 3.24751 6.29907 3.62347 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 0.05266 0.0599223 0.00911322 0.0100512 yield of living structure on food
Y_VX_d mol/mol 0.0291077 0.0329437 0.046554 0.0525857 0.00345332 0.00509128 0.040688 0.0475757 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.328845 0.272949 0.0569092 0.0457838 yield of living reserve on food
Y_EX_d mol/mol 0.0870109 0.0718325 0.191054 0.157416 0.0215649 0.023191 0.254084 0.21671 yield of dead reserve on food
Y_CX mol/mol 0.716418 0.72691 0.604041 0.629577 0.447794 0.489761 0.490093 0.527716 yield of CO2 on food
Y_HX mol/mol 0.615302 0.624313 0.518786 0.540717 0.384592 0.420636 0.420921 0.453234 yield of H2O on food
Y_OX mol/mol -0.842276 -0.854611 -0.710156 -0.740178 -0.52646 -0.5758 -0.57619 -0.620423 yield of O2 on food
Y_NX mol/mol 0.058088 0.0589387 0.0489763 0.0510467 0.0363076 0.0397104 0.0397373 0.0427878 yield of N-waste on food
mu_TX J/mol 403003 409330 338168 353401 247288 272272 271705 294095 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