Our oceans are filled with fascinating marine life. Of course, they're not all harmless. Avoid these venomous creatures while snorkeling, diving, or swimming.

The creatures on this list are arranged ... The Atlantic wolffish goes by many other names, including the sea wolf, Atlantic catfish, ocean catfish, devil fish, and wolf eel.

separated from Africa by an expanse of ocean that spanned 900 to 1,300 miles (1,800 km), depending on fluctuating sea levels. The Atlantic Ocean was no less formidable than it is today ...

A large ocean sunfish is back in the Atlantic Ocean after a Volusia County deputy helped out after it became beached.

My grandson Parker has found several spectacular examples in the Atlantic Ocean. Need a break ... are nudibranchs preying on jellyfish or other sea creatures that boast stinging cells called ...

Over 75 extremely rare sea creatures — about “20% of the entire ... Aerial surveys over the Gulf of Maine captured the group of North Atlantic right whales spread out this week across 10 ...

A clump of sargassum weed the size of a soccer ball drifts near Bermuda in the slow swirl of the Sargasso Sea, part of the North Atlantic gyre ... like it in any other ocean,’ says marine ...

That great ocean out there is called the Atlantic. It stretches all the way ... that happens to be floating in them, which can be sea creatures, ships and unfortunately rubbish.