Anatomy of finfish and shellfish

Unit 4 - Gastro Intestinal Tract OR Digestive system and associated digestive glands

4.1. Gastro Intestinal Tract

Esophagus
Esophagus forms the beginning of the gastro intestinal tract/ In general the oesophagus is no distensible that it can accommodate anything the fish can get into the mouth and sometimes even accommodate the item if it happens to double on itself two or three times, on its way to the stomesh. The ocsgtagus is a short and narrow to be in a no. of Herbivorus and omnivorus fishes. (Cyprinus corpio, L.rohito,Tor tor etc. A large no. of mucus – secreting cells are scattered in the mucosa at taste buds are also present in some or species.