Aetobatus narinari: Population traits

at T = 27.5 °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_min f_max date: 2025/05/15
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.663538 0.663538 0.787348 0.787348 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000798083 0.000798083 0.000124698 0.000124698 spec pop growth rate
t2 d NaN NaN NaN NaN 868.515 868.515 5558.59 5558.59 population doubling time
a_b d 321.146 323.497 314.781 316.859 307.145 308.879 307.145 308.879 age at birth
t_p d 3889.8 4269.97 1975.66 1946.18 1346.04 1301.47 1346.04 1301.47 time since birth at puberty
S_b - 0.999969 0.999966 0.999971 0.999968 0.999973 0.999971 0.999973 0.999971 survival probability at birth
S_p - 0.999795 0.999774 0.453298 0.465965 0.999838 0.999823 0.408705 0.418549 survival probability at puberty
theta_0b - 0.0361393 0.0373205 0.208535 0.199906 0.218791 0.220002 0.319899 0.31035 frac of ind that is embryo
theta_bp - 0.0361411 0.0373225 0.138358 0.134456 0.171225 0.171935 0.194692 0.191037 fraction of individuals that is juvenile
theta_pi - 0.92772 0.925357 0.653107 0.665639 0.609984 0.608064 0.48541 0.498613 frac of ind that is adult
L_bi cm 18.728 17.7434 18.6139 17.914 17.4991 16.958 18.576 18.1201 mean structural length of post-natals
L2_bi cm^2 360.166 322.652 382.843 350.919 347.941 324.135 413.96 387.855 mean squared structural length of post-natals
L3_bi cm^3 7041.99 5959.67 8352.51 7255.39 7611.07 6780.41 10359.9 9241.52 mean cubed structural length of post-natals
Ww_bi g 22139.7 18014.2 29601.3 24669 32203.2 27449.3 43833.7 37412.7 mean wet weight of post-natals
L_pi cm 19.115 18.1078 20.6925 19.7671 19.8131 19.1554 22.4079 21.6262 mean structural length of adults
L2_pi cm^2 371.155 332.578 447.318 406.185 421.173 391.558 546.794 505.144 mean squared structural length of adults
L3_pi cm^3 7289.04 6172.67 9971.76 8581.12 9514.14 8468.3 14205.5 12492.5 mean cubed structural length of adults
Ww_pi g 22916.5 18658 35339.9 29176.6 40255.3 34282.5 60104.8 50573.8 mean wet weight of adults
R 1/d 0 0 0.00133765 0.00113776 0.00129059 0.0012668 0.00356742 0.00328179 mean reproduction rate of adults
J_X g/d 80.875 68.3529 102.008 88.2125 117.747 103.486 140.089 123.83 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 0.0515874 0.0522904 0.00922171 0.00930633 yield of living structure on food
Y_VX_d mol/mol 0.0125235 0.0127819 0.0250009 0.0252976 0.00110575 0.00118135 0.0279277 0.0282409 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.166684 0.159398 0.0297963 0.0283688 yield of living reserve on food
Y_EX_d mol/mol 0.0268499 0.0258537 0.0636024 0.0607167 0.00357278 0.00360114 0.0902373 0.0860876 yield of dead reserve on food
Y_CX mol/mol 0.787408 0.78809 0.74187 0.744265 0.617599 0.623592 0.678434 0.683225 yield of CO2 on food
Y_HX mol/mol 0.676272 0.676858 0.637162 0.639219 0.530431 0.535578 0.582679 0.586794 yield of H2O on food
Y_OX mol/mol -0.925736 -0.926539 -0.872199 -0.875014 -0.726096 -0.733142 -0.797618 -0.803251 yield of O2 on food
Y_NX mol/mol 0.0638439 0.0638992 0.0601516 0.0603458 0.0500756 0.0505615 0.0550081 0.0553966 yield of N-waste on food
mu_TX J/mol 443682 444094 417680 419095 346403 349946 381196 384017 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