We atill have no enough information to answer this q but we know that in Antarctica where B Whales has higher speed can develop maybe 30 knots, when she is in feeding areas she usually swim between 7-15 knots. Also its depends if the whale is alone or with a calf.
Even we believe that the blue whale could be by moments the quickest animal on sea
Between 10,000 and 25,000 blue whales are believed to still swim the world's oceans.
swim
in the ocean
they swim.
PEOPLE!
A Humpback Whale can swim up to 17 miles per a hour!
No such animal.
cold
No such animal.
i think 10mph
As far as a blue whale can swim in a year
10000km