Water Flashcards
What is the name of the zooplankton species of the order Euphausiacea, which are small crustaceans that float in the ocean in large numbers, providing the main food source for baleen whales?
Krill
What is the technical name for the slow-moving, stubby, and incredibly hardy minuscule invertebrates that are known affectionately as “water bears”?
Tardigrade
The composite material known as nacre, which forms the hard, smooth layer on the inside of certain oyster and mussel shells, and is often used to make jewelry and buttons, is also known by what three-word term?
Mother of Pearl
This is the largest fish in the world.
Whale shark
This shark’s name comes from the Maori word for “shark” or “shark tooth.” Coming in both short- and long-fin varieties, it is the fastest shark in the world.
Mako Shark
Fish fins can be pectoral, pelvic, or caudal, but what adjective is used for the fin on a fish’s back?
Dorsal
The name for certain cuttlefish (and the genus in which they are classified) is used for a pigment derived from the fish’s ink. The pigment was once commonly used for pen drawings and diluted “colored wash” painting, and the term is now used for a common photographic technique. What is that name/term?
Sepia
This is the Hawaiian name for the Reef Triggerfish, the state fish of Hawaii.
Humuhumunukunukuāpuaʻa
The two broad types of whales, Odontoceti and Mysticeti, are divided based on whether or not they have what?
Those are the toothed whales and the baleen whales, respectively.
The most important commercial crab of the Pacific Northwest (and Oregon’s “state crustacean”) is named after a community on the Strait of Juan de Fuca in Washington State. What is that name?
Dungeness
It’s also called the czar fish.
Sturgeon
Instead of hemoglobin, an octopus has hemocyanin, which gives it this feature.
Blue blood
