the ocean
Whales live in every ocean world wide.
the water
Blue Whales inhabit all but polar seas (They live pretty much everywhere).
New york
Grey or Gray Whale (eschrichtius robustus) can be found in the Eastern North Pacific (North America) - critically endangered Western North Pacific (Asian) May 8, 2010 - gray whale confirmed sighting of the coast of Israel in the Mediterranean Sea
blue whales live in the deeper part of oceans more towards the coast.
Australia
Whales live in the oceans. They like the colder waters of the world, because there is a lot of food there, and there is less likely to be humans who want to hunt and kill them. There used to be a lot more whales, but, because of whaling, there are fewer of them.
they live by the coral reefs
no
They live mainly in the deeper part of the ocean, but some live in the coastal area.
Everywhere