No, a river can't start from the ocean, but it can start from mountans and lakes.
waves start anywhere in the ocean.
Ocean animals that start with H are:halibutharbor sealhammerhead shark
In the ocean
Wow some earthquakes start in the ocean
There are islands in the ocean
ocean currents either worm or cold do not start from a specific place. they happen everywhere
Earthquakes in or near the ocean start tsunamis.
yes
ocean
== ==
Atlantic ocean??