[Demonstrate some damages of poisonous sea animals]

The sea similar of other earth environments have very different animals that life in them and any of that living beings have special characters. Notification about this special characters for all divers were necessary. Perform successful operation depend on this important and intelligent awareness. This study collected based on any books, articles and knowledge be about marin. Sea animals divided in two major group: poisonous and non poisonous Poisonous sea animals such as sea snake, stone fish, Portuguese Man-O" War, chironex and etc use of their toxins for defence. Sign and symptoms that produced by toxins are vary such erythema, endoration, pain or itching to anaphylactic shock and death. Contamination by toxins occur on two forms: active and passive. Complete explanation of this suggestion are reachable at this study. With pay attention to importance of poisoning prevention and their harmful complications, be awareness of sea animals characters for divers, swimmers and naval officers were seem necessary