Ivory, Leukos and Blanco have all white flukes. Midnight, Ebony and Nocturne all have black flukes. Orion and Cassiopeia are named for patterns on their flukes that resemble constellations. She looks like she has been sprinkled with salt. Her calves are named Crystal , Halos , Thalassa and Brine , which all refer to salt in some way.
Salt also has calves named Salsa and Tabasco , more spicy seasonings.
Humpbacks have also been named after famous people. Silver, an adult female who lost half of her fluke to a boat's propeller was named after the infamous pirate Long John Silver. For various reasons, whales are no longer named after people. Since it is difficult to determine the sex of a whale, it is difficult to match genders. It gets confusing when a female whale, such as Silver, is named after a man.