Ice Sharks

Ice Sharks is a TV movie starring Edward DeRuiter, Jenna Parker, and Kaiwi Lyman. A group of scientists at a research facility based on Antarctica battle a breed of sharks that have invaded Antarctic waters.
A new breed of aggressive, ravenous sharks cracks the frozen ocean floor of an Arctic research station, devouring all who fall through. As the station sinks into frigid waters, those alive must fashion makeshift weapons or suffer the same fate.