Predictions & Data for this entry

Model: stx climate: MC migrate: phylum:
COMPLETE = 2.5 ecozone: MAN food: bxM, xiCvf class:
MRE = 0.126 habitat: 0iMc gender: Dg order:
SMSE = 0.038 embryo: Tv reprod: O family:

Zero-variate data

Data Observed Predicted (RE) Unit Description Reference
tg 340 393 (0.156) d gestation time AnAge
tx 19 18.51 (0.02579) d time since birth at weaning AnAge
tp 1460 1598 (0.09425) d time since birth at puberty (fem.) AnAge
tpm 1887 1719 (0.08889) d time since birth at puberty (male) AnAge
am 1.679e+04 1.679e+04 (0.0001704) d life span AnAge
Li 230 225.9 (0.01773) cm ultimate length fem Hauk2007
Lim 255 247.1 (0.03092) cm ultimate length male Hauk2007
Wwb 1.4e+04 2.2e+04 (0.5712) g wet weight at birth AnAge
Wwx 4.145e+04 2.389e+04 (0.4235) g wet weight at weaning AnAge
Wwi 2.4e+05 2.344e+05 (0.02333) g ultimate wet weight fem. Hauk2007
Wwim 3.1e+05 3.327e+05 (0.07326) g ultimate wet weight male Hauk2007
Ri 0.00274 0.002714 (0.009224) #/d maximum reprod rate AnAge

Uni- and bivariate data

Data Figure Independent variable Dependent variable (RE) Reference
tL standard length females, males time since birth standard length (0.08084) Hauk2007
tLm standard length females, males time since birth standard length (0.06804) Hauk2007
tW time since birth wet weight (0.1958) Hauk2007
tWm time since birth wet weight (0.1549) Hauk2007

Pseudo-data at Tref = 20°C

Data Generalised animal Halichoerus grypus Unit Description
v 0.02 0.02961 cm/d energy conductance
kap 0.8 0.5652 - allocation fraction to soma
kap_R 0.95 0.95 - reproduction efficiency
p_M 18 37.52 J/d.cm^3 vol-spec som maint
k_J 0.002 0.002 1/d maturity maint rate coefficient
kap_G 0.8 0.8021 - growth efficiency

Discussion

  • Males are assumes to differ from females by {p_Am} only.
  • The parameter t_0 is fixed at 100 d (treated as an observation)

Facts

  • The total gestation time includes 100 days of delayed implantation. (Ref: AnAge)
  • Sexual dimorphism (Ref: Hauk2007)

Acknowledgment

  • The creation of this entry was support by the Norwegian Science Council (NFR 255295)

Bibliography

Citation