There are various types of Fish in Tibia. Ordinary Fish dwell in many lakes, ponds and of course Tibia's seas. They can be caught with a fishing rod or, once the ability of exploring the underwater worlds of Tibia has been acquired, be observed in their natural environment.
Fish have 25 hitpoints. They are immune to earth and fire damage. On the other hand, they are weak against energy and physical damage. It takes 0 mana to convince these creatures but they cannot be summoned. In addition, they are able to sense invisible creatures.
Fish yield 0 experience points. They carry nothing with them.