At home was several hours' hack-work waiting for him before he went to bed, and after he went to bed there was a volume of Weismann waiting for him, to say nothing of Herbert Spencer's Autobiography, which was as replete for him with romance as any thrilling novel.
The ocean's deepest area is the Mariana Trench (also called the Marianas Trench), which is about 11 km (almost 7 miles, or almost 36,000 feet) deep. The trench is 1,554 miles long and 44 miles wide, and is like the Grand Canyon of the ocean, although it is 120 times larger.
â¢ Deepest Part: Mariana Trench (10.9 to 11 km) â¢ Deepest Point: Challenger Deep ( ~10.91 km) The five oceans of the world viz the Atlantic ocean, Arctic ocean, Indian ocean, Pacific ocean, and Southern ocean are characterized by a specific location, depth, and size. Pacific Ocean is the largest and deepest ocean in the world. It covers a surface area of 65.3 million square miles or 169.2 million in square kilometers spreading from the Arctic ocean to the Southern ocean.