Memorize these and you could recognize 23.9% of all Marine Biology clues.
| # | Answer | Appearances | Sample Clue |
|---|---|---|---|
| 1 | Teeth | 7 | Some filefish can chew in their throats, since they have these located there |
| 2 | Iwo Jima | 6 | The Marine Corps Memorial in Arlington, Virginia commemorates the capture of this island |
| 3 | krill | 5 | Birds & small fish eat these shrimplike creatures 1 at a time, whales, by the thousands |
| 4 | tuna | 5 | Commercially, one of the most important species of this food fish is the skipjack, or oceanic bonito |
| 5 | salmon | 5 | (Sarah of the Clue Crew in Seattle) The fish flying here at Seattle's Pike Place Market include this "regal" shining example |
| 6 | catfish | 5 | Some of these "whiskered" fish have poisonous spines near their fins |
| 7 | the liver | 5 | Sharks that can go for weeks without eating are believed to live off oil stored in this organ |
| 8 | a hammerhead | 5 | Thisspecies is tough as nails |
| 9 | eyes | 5 | Flatfish spend most of their lives lying buried in sand with only these organs protruding |
| 10 | shark | 5 | This largest shark can reach a length of 50 feet & a weight of over 10 tons |
| 11 | the Sargasso Sea | 4 | The seaweed that makes up this huge "Sea" within the Atlantic Ocean reproduces without seeds |
| 12 | plankton | 4 | The name of these microscopic plants & animals that float near the ocean's surface is from the Greek for "wandering" |
| 13 | gills | 4 | The chief respiratory organs of a fish |
| 14 | the Marines | 4 | Lee Harvey Oswald |
| 15 | the Army | 4 | Elvis Presley |
| 16 | a squid | 4 | "The Night Of" this 10-armed creature wasn't a horror film but a Jacques Cousteau TV special |
| 17 | sharks | 3 | While the smallest fish are the gobies, the largest are of this type |
| 18 | piranhas | 3 | Don't get close enough to call these bloodthirsty fish by their other name, the "caribe", or they may eat you |
| 19 | narwhal | 3 | This Arctic whale, identified by its long tusk, is also called the unicorn whale |
| 20 | mako | 3 | The shark with this 4-letter name, also called the bonito shark, has been clocked at 20 miles per hour |
| 21 | killer whales | 3 | Also called orcas, these creatures travel in pods ranging from 2 to dozens of individuals |
| 22 | cartilage | 3 | The skeleton of a ray is made of this substance, not bone |
| 23 | breaching | 3 | Term for when a whale jumps clear of the water & falls back with a big splash |
| 24 | baleen | 3 | This, used to filter food from water by certain whales, is a keratinized structure, much like hair or nails |
| 25 | tail | 3 | When it passes out of the megalops stage a crab tucks this in under its body |
| 26 | Fluke | 3 | (Sarah of the Clue Crew delivers the clue from Antarctica.) Researchers recognize individual whales & follow their migration based on the pattern on t... |
| 27 | Air Force | 3 | Scott O'Grady |
| 28 | trout | 2 | Rainbow, brook & lake are species of this fish, a relative of the salmon |
| 29 | the sperm whale | 2 | This species best-known from "Moby Dick" can dive to depths of more than 3,000 feet |
| 30 | the Soviet Union | 2 | By the mid-1950s this country had about 375 subs in various oceans & seas |
| 31 | the anglerfish | 2 | A "fisherman" itself, it gets name from the fleshy "bait" that grows from its head to attract prey |
| 32 | tetras | 2 | The neon, cardinal & glowlight species of this tropical fish are popular in home aquariums |
| 33 | sonar | 2 | After WWI the Allied Submarine Detection Investigation Committee developed this to detect subs |
| 34 | seaweed | 2 | The sargassum fish in the Sargasso Sea look remarkably like this vegetation that's abundant there |
| 35 | Sargasso | 2 | The brown seaweed that gives the North Atlantic "sea" its name floats via small berrylike bladders |
| 36 | Parrotfish | 2 | These fish feed on coral with a powerful beak that resembles the bird they're named for |
| 37 | keratin | 2 | (Sarah of the Clue Crew in Cape Cod) Baleen, which certain whales have instead of teeth, is composed of mainly this protein, just like hair & fingerna... |
| 38 | kelp | 2 | As the Beagle sailed through the Strait of Magellan, Darwin noted the forests of this under the water |
| 39 | Jaws | 2 | Sharks were the first vertebrates with a fully functioning set of these, also the title of a famous novel |
| 40 | Jacques Cousteau | 2 | He became a capitaine de corvette in the French Navy in the '40s * captain of the Calypso in 1950 |
| 41 | its mouth | 2 | A gulper fish can grow to a length of 6 feet, but most of its body is this huge opening |
| 42 | fry | 2 | Another name for fish larvae or a popular way to cook catfish |
| 43 | flatfish | 2 | Collectively, halibut, turbot, flounder & sole are called this from their shape |
| 44 | fins | 2 | A Florida law prohibits catching a shark, removing these & not saving the carcass for consumption |
| 45 | electricity | 2 | Sharks have sensory organs called ampullae of Lorenzini which are sensitive to this |
| 46 | Dolphins | 2 | Most of the trained ones which perform in aquariums are the bottle--nosed species |
| 47 | Cod | 2 | In the U.S. the fish-and-chips franchise business uses this fish almost exclusively |
| 48 | blubber | 2 | Often found in whales & seals, this is a thick layer of fat deposited below the dermis |
| 49 | blowholes | 2 | Experts can identify whale species by the shape & height of water vapor expelled through these apertures |
| 50 | ballast tanks | 2 | Air trapped in these tanks makes a sub float |