Description: Azul Sharks are small, feisty and quick, which make for a very difficult catch in Blue Crescent. Be cautious if you catch one - Azul's have massive jaws and like to take revenge by chomping down on whatever is in sight. Notes:How to catch Azul Fish: Catch Azul Fish by using a Sonar Pole in Blue Crescent. Requires the skill of Habitats of Large Fish.