Like the Rorquals, they follow the Herring and Mackerel shoals.
A dorsal fin is present in the rorquals but absent in right whales.
Several whales appeared which Captain James Davis reported were "blue whales" (finners or rorquals).
These finners or rorquals are enormous mammals, and on one occasion we were followed by one for several hours.
With this may be possibly compared ...