Marine Life Encyclopedia | Oceana
WEBOceana International Headquarters 1025 Connecticut Avenue, Suite 200 Washington, DC 20036 USA. General Inquiries +1(202)-833-3900 [email protected]. Donation Inquiries
Oceana | Protecting the World's Oceans
WEBSave the Oceans, Feed the World. We are restoring the world’s wild fish populations to serve as a sustainable source of protein for people. Working to protect and restore our oceans, Oceana is the largest international advocacy organization dedicated solely to ocean conservation. Learn more and get involved.
Ocean Fishes | Oceana
WEBOceana International Headquarters 1025 Connecticut Avenue, Suite 200 Washington, DC 20036 USA. General Inquiries +1(202)-833-3900 [email protected]. Donation Inquiries
Great Hammerhead Shark - Oceana
WEBThe great hammerhead shark is the largest of all nine hammerhead species, reaching an average length of 13.1 feet (4 m) and weight of 500 pounds (230 kg). The longest great hammerhead shark ever recorded was 20 feet (6.1 m) long, and the heaviest great hammerhead shark ever recorded was 991 pounds (450 kg).
Open Ocean | Oceana
WEBFun Facts About the Open Ocean. 1. Oceans cover more than 70 percent of the Earth’s surface, and half of those waters are at least 1.86 miles (3 km) deep. 2. As far as we know, the ocean is 36,200 feet (11,000 m or almost 7 miles) deep at its deepest point. On average, the ocean is about 12,100 feet (3,688 m) deep. 1. 3.
Colossal Squid - Oceana
WEBReaching combined body and tentacle lengths up to 46 feet (14 m) and weights of at least 1100 pounds (500 kg), the colossal squid is a very large deep-sea predator. Like in many large species, all the largest individuals are female. They eat small and large fishes (including the Patagonian toothfish) and other squids.
Narwhal - Oceana
WEBNarwhals grow up to 18 feet (5.5 m) long and 3,530 pounds (1.6 metric tons). 1. 2. Narwhals are toothed whales but differ from other species in the toothed whale family because they have no teeth in their mouths. 3. Male narwhals have an ivory, spiralized tooth (often referred to as a “tusk”) that protrudes up to 9.8 feet (3 m) from their ...
Giant Kelp - Oceana
WEBGiant kelp grow to 100 feet (30 m) on average but can reach lengths of 175 feet (53 m) in ideal conditions. 2. Giant kelp grow at an average rate of 11 inches (28 cm) a day but can grow 24 inches (61 cm) a day in ideal conditions. 3. Decomposing kelp that sinks to the seafloor provides food for animals in the deep sea. 4.
Lion's Mane Jellyfish - Oceana
WEBThe lion’s mane jellyfish cannot be missed in the open ocean where it prefers to float about. With tentacles up to 120 feet long, some individuals even rival in size the blue whale, the largest animal in the world. Most lion’s mane jellyfish live in the Arctic and North Pacific Ocean from Alaska to Washington where the waters are cool.
Banded Sea Krait | Oceana
WEBThe banded sea krait is a sea snake that lives on coral reefs in the eastern Indian and western Pacific oceans. It gets its common name from the dark, vertical bars (bands) that streak an otherwise white body. Unlike some other sea snakes that complete their entire lifecycle in the ocean (e.g., olive sea snake), the sea kraits spend more time ...
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