Ecología trófica de la caballa del Mar Argentino (Scombridae, Scomber japonicus marplatensis). Parte I. Alimentación y crecimiento

Abstract

The present study describes the morphology of the digestive system, the feeding and feeding behaviour, and the trophic relationships of the mackerel in the coastal waters regions, pelagic zone, along the Province of Buenos Aires. At the same time, this study is completed with a bioestatistical analysis on growth rhythm of body length and body weight of secondary juveniles, pre-adults and adults. All the biological information and statistical data correspond, only to the period november-march and the summer trophic habitat area.