Sharky
Marine Weirdos
The C is Csilent
Oceanic
Marine Mammals
100

What is the largest species of shark?

Whale shark

100

Animals that glow in the dark are called what?

Bioluminescent

100

Coral reefs are primarily found in:

A) Deep-sea trenches

B) Warm, shallow tropical waters

C) Freshwater lakes

D) Cold water regions

B) Warm, shallow tropical waters

100

What word refers to small organisms, including both plants and animals, that are unable to move themselves against ocean currents?

Plankton

100

What oceanic animal has the scientific name monodon monoceros, Greek for "one-tooth one-horn?"

Narwhal

200

What shark is the second largest?

Basking shark

200

What is the common name of Pterosis, a genus of marine fish characterized by colorful stripes and venomous fin spines? Invasive in Caribbean

Lionfish

200

What phylum contains corals, anemones, jellyfish, and hydra?

Cnidarian

200

What is the largest ocean on Earth?

Pacific ocean


200

What species of seal, Hydrurga leptonyx, gets its catlike name from the spotted pattern along its back?

Leopard seal

300

What are shark babies called?

Pups

300

This marine creature can change its skin color to communicate and for camouflage. Though its common name includes “fish”, this creature is, in fact, a mollusc.

Cuttlefish


300

Corals create a hard exoskeleton by excreting what chemical compound, CaCO3, which also makes up limestone?

Calcium carbonate
300

Which type of plankton is responsible for producing much of Earth’s oxygen?

A) Zooplankton

B) Phytoplankton

C) Bacterioplankton

B) Phytoplankton 

300

What's the better known name for the body part known scientifically as vibrissae, found on seals, walruses, sea lions, and house cats, too?

Whiskers

400

What unusual shark gets its name, which it shares with a common kitchen item, from the circular "plug" bites it takes out of its prey?

Cookiecutter Shark

400

The undersea arthropod’s name sounds more equestrian than epidemiological, but its blue blood is used by medical researchers to test out medicines and treatments. Its scientific name is Limulidae, but it’s commonly called what?

Horseshoe crab

400

A "smack" is the collective term for a large group of what stinging, tentacled sea creatures?

Jellyfish

400

You might assume that the deepest parts of the ocean are also the coldest, but they can actually get pretty warm thanks to which geological phenomenon where magma meets water on the ocean floor?

Hydrothermal vents


400

Hooded, Bearded, Ringed, and Spotted are all species of what marine animals also known as pinnipeds?

Seals

500

Sharks aren’t covered in scales—those sharp things are actually tiny teeth. What’s the proper name for them?

Denticles

500

All seahorses belong to what genus, a name shared with a seahorse-shaped part of the human brain important to memory?

Hippocampus

500

What is one cause of coral bleaching?

Changes in temperature (climate change/global warming), runoff and pollution, overexposure to sunlight

500

Reaching weights of up to 2,000 lbs, which species of sea turtle is the world’s largest species of turtle? The name of this species of turtle references its tough skin.

Leatherback
500

What is the primary diet of manatees and dugongs, the members of the order Sirenia?

Sea grass

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