Morpho-Histological Study of Esophagus and Stomach in Rainbow Trout (Oncorhynchus mykiss) from Fiad Farm

摘要

The purpose of our study was to highlight the characteristics of the esophagus and stomach in rainbow trout, both in morphologically and histologically point of view. It is considered that the histological aspect of digestive system is a faithful indicator of fishesa€? nutritional status. The monitoring, under this aspect, of digestive system organs became necessary both for optimizing the exploitation technologies and increasing of economic efficiency in aquaculture.