The fish and other creatures living in the hadal zone include viperfish, jellyfish, tube worms and sea cucumbers. These animals have special adaptations that allow them to survive in the completely dark, highly pressuriz... More »

Anglerfish are deep-sea fish that live in water depths of 9,842.5 feet, which is considered the lower limit of the bathypelagic zone of the ocean. Because of its depth and lack of sunlight penetration, the bathypelagic z... More »

Sea fish feed on small creatures, smaller fish and various dead organisms that drop down from higher water levels. It is common for sea fish to go as long as two weeks without eating, as food is often scarce in the deep ... More »

Orcas, or killer whales, are most commonly found in coastal waters less than 200 meters deep. The top 200 meters of ocean are known as the epipelagic, or sunlight, zone because the sun's light is able to penetrate into t... More »

According to National Geographic, puffer fish live in sub-tropical and tropical waters. In Asia, they are commonly found around Japan, China, Taiwan and the Philippines, while in the Caribbean, they are found in the West... More »

Some fish that live in the arctic tundra are cod, flatfish, salmon and trout. Arctic tundras are in northern sections of Alaska, Canada, Greenland and Russia. More »

According to About.com, Siamese fighting fish, also known as Bettas, typically live between two and three years. Natives of shallow waters in Thailand, Indonesia and other parts of Southeast Asia, Bettas are popular aqua... More »

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