• Corpus ID: 131710567

Age and growth of the striped catfish Pseudoplatystoma orinocoense of the average Orinoco in Venezuela

@inproceedings{Gonzlez2010AgeAG,
  title={Age and growth of the striped catfish Pseudoplatystoma orinocoense of the average Orinoco in Venezuela},
  author={{\'A}ngel Gonz{\'a}lez and Jeremy Mendoza and Freddy Arocha and Ar{\'i}stide M{\'a}rquez},
  year={2010}
}
Considering the importance of the barred sorubim Pseudoplatystoma orinocoense in the artisanal fishery landings of the middle Orinoco region, in this study age and growth were estimated using ring counts from dorsal spines of 120 fish. Sampling was carried out in the mid-Orinoco channel and a flood lagoon using a gillnet with 10 cm mesh opening. Parameters of the von Bertalanffy growth model were estimated for back-calculated length at age data using maximum likelihood methods. The presence of… 
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