The agency in turn will send a Certification Card or C-Card to the diver who just passed all the standard requirements imposed by the agency. Another kind of diving job is as a commercial diver. A commercial diver usually works in oil rigs, ships, and other industrial vessels that require underwater jobs, such as welding, cleaning a ships hull, or drilling. If deep waters really make you panic, then do not pursue scuba diving. Scuba diving is meant for deep waters and not for shallow waters. If you think you cannot swim swiftly, choose other hobby instead of scuba diving. With all these tips, you will know if you are capable to scuba dive or not. However, if your thoughts about the above tips are all positive then, there is no way stopping your self. This is because you lessen the oxygen and nitrogen content in the mix and are replaced by helium. However, if you want to dive deep than conventional diving, this requires special training and also a lot of discipline before you can do this. Always remember that diving is a fun hobby and will never be dangerous if you follow all the things you have learned in your scuba diving lessons. Grand Cayman has a lot of dive sites with different certification requirements. This means that you have a lot of choices on where to dive but a particular dive site will require a minimum certification level to ensure your safety. For example, if you are certified as an open water diver, you are only allowed to dive in dive sites that have a minimum requirement of open water diver. Caribbean Adventure Scuba Diving If you re searching total tranquility for scuba diving adventure in a tropical paradise, Bay Islands is the one for you. Bay Islands is located along the coasts of Belize and Honduras situated in western Caribbean. With its picture perfect scenery that includes palm trees, smooth white beaches, and clear blue water, truly Bay Islands is a world wonder. Most diving masks are made from rubber or silicones that create watertight seal with your face. Diving masks are also available like the full face mask that allows you to communicate verbally underwater. Diving fins help you to move freely underwater and it should fit your feet perfectly. The fins should never be too tight or too loose for you as it can hamper your swimming capabilities.