Blue whales can dive to approximately 350 feet, for up to one hour.
A lot deeper than that, see a video of a camera attached to a blue whale, on the related question, it gets down to almost 1000 ft.
The blue whale can dive for 10-20 minutes and dive for 500 metres deep.
because their whales
They really do not need to take shelter from much except humans. For this they just dive deep into the water.
Fin whales (Balaenoptera physalus) can dive as deep as 470 m (1540 ft).
Wherever the water is deep blue
Blue whales live in all levels of ocean
Orcas can dive upto a 1,000 feet (304.8m).
You can get water stones by getting a blue shards.to get the blue shards, you have to get the HM Dive. have to beat the gym leaders in moss-deep to use Dive .You only can use Dive at places on the ocean that look like they have a deep areas.Dark-blue
Dean's Blue Hole in the Bahamas is 663 ft deep.
deep blue ocean
Blue whales are normally found in the sunlight zone, which is the uppermost layer of the ocean.
They dive deep down under a school of fish, then jumps out of the water with its mouth open.