Predictions & Data for this entry

Model: abj climate: A migrate: Mp phylum:
COMPLETE = 2.7 ecozone: TPa food: biO, piCi, piCvf class:
MRE = 0.027 habitat: biFr gender: D order:
SMSE = 0.001 embryo: Fnf reprod: O family:

Zero-variate data

Data Observed Predicted (RE) Unit Description Reference
ab 7 7.453 (0.06478) d age at birth guess
am 2372 2372 (0.0001751) d life span guess
Lp 30 31.2 (0.04012) cm std length at puberty guess
Li 65 67.46 (0.03783) cm ultimate std length fishbase
Wwb 0.0018 0.001726 (0.04122) g wet weight at birth guess
Wwp 252.6 251.1 (0.006115) g wet weight at puberty guess
Wwi 2500 2537 (0.01467) g ultimate wet weight fishbase
Ri 76.95 75.5 (0.01881) #/d max reprod rate fishbase

Uni- and bivariate data

Data Figure Independent variable Dependent variable (RE) Reference
tL time since birth std length (0.02139) IkonOgbe2015
tL1 time since birth total length (0.08648) EkpoUdoh2013, Nawa1985

Pseudo-data at Tref = 20°C

Data Generalised animal Chrysichthys nigrodigitatus Unit Description
v 0.02 0.02487 cm/d energy conductance
p_M 18 28.33 J/d.cm^3 vol-spec som maint
k_J 0.002 0.002 1/d maturity maint rate coefficient
k 0.3 0.3682 - maintenance ratio
kap 0.8 0.9832 - allocation fraction to soma
kap_G 0.8 0.8021 - growth efficiency
kap_R 0.95 0.95 - reproduction efficiency

Discussion

  • males are assumed not to differ from females
  • age estimates had to reduced with 0.5 yr to arrive at a natural fit with tL data

Facts

  • length-weight: Ww in g = 0.01072*(TL in cm)^2.96 (Ref: fishbase)

Bibliography

Citation