Identify this feature near Guam, the deepest- known oceanic trench on Earth.
This location, as described by Don Walsh and Jacques Piccard, is covered in diatomaceous (di-ah-tuhm-AY-shus) ooze. Moritella yayanosii was found here in bacteria samples collected byKaiko, and is being studied for treating cancer and hypertension. Charles Wyville Thomson first recorded this place's existence when he was aboard the ship for which its deepest part is named; that section is Challenger Deep. Walsh and Piccard remain the only men to ever visit this location, which they did nearly fifty years ago in a bathyscaphe. Identify this feature near Guam, the deepest- known oceanic trench on Earth.
This location, as described by Don Walsh and Jacques Piccard, is covered in diatomaceous (di-ah-tuhm-AY-shus) ooze.
{Marianas} Trench [accept {Challenger Deep} before it is mentioned]