Ocean 115 - Introduction to Oceanography » Spring 2022 » Bluefin tuna paper questions

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Question #1
Are all tuna the same?
A.   YES
B.   NO
Question #2
What is the most endangered large fish species?
A.   Albacore
B.   Great White sharks
C.   Mahi mahi
D.   Bluefin tuna
E.   Swordfish
Question #3
How big can a bluefin tuna be?
A.   2 meters, ¼ ton
B.   6 meters, 2 ton
C.   3 meters, ½ ton
D.   5 meters, 1 ton
E.   4 meters, ¾ ton
Question #4
What is the body temperature of a bluefin?
A.   It is a cold blooded animal so it depends on water temperatures
B.   81 degrees Fahrenheit
C.   61 degrees Fahrenheit
D.   98.6 degrees Fahrenheit
E.   41 degrees Fahrenheit
Question #5
Tuna hunt like what animals?
A.   Wolves
B.   Salmon
C.   King cobras
D.   Hyenas
E.   Bears
Question #6
What fish did Japanese samurai view as unclean?
A.   Lobster
B.   Marlin
C.   Bluefin
D.   Sharks
Question #7
What is a familiar sight in Gloucester and Barnstable, Massachusetts?
A.   Foreclosure signs on boats that can no longer fish
B.   Scientists trying to look if dolphins have been caught with tuna
C.   Coast guard regulators stopping Bluefin fishing
D.   Japanese fish importers
Question #8
Why has overfishing in the eastern Atlantic hurt Bluefin tunas throughout the Atlantic?
A.   Bluefin are only found in the eastern Atlantic
B.   Bluefin only breed in the eastern Atlantic
C.   Bluefin range throughout the entire Atlantic during their lifetime so overfishing in one area hurts the species everywhere
D.   Bluefin are being hunting by killer whales in the whole Atlantic and they have no means of avoiding these predators
Question #9
How has tuna ranching in the Mediterranean decimated the population of bluefins?
A.   The ranchers take all the tuna eggs to sell as caviar
B.   By catching immature fish, which they fatten up and kill, before they can reproduce
C.   The ranchers attract tuna predators which can eat all the corralled bluefin tuna
D.   The ranchers catch the adult tuna as they are about to reproduce
Question #10
What does John Marra propose?
A.   Elimination of all ocean nets
B.   New nets to catch more fish
C.   A targeted elimination of all commercial fish predators so people can have all they want
D.   Large scale domestication of the ocean
Question #11
Why are there restrictions to the Arno Bay hatchery?
A.   To prevent the Australian government from closing the hatchery down
B.   To stop dangerous radiation in the area being released
C.   To make the tuna feel safe
D.   To prevent corporate theft
Question #12
Can you sex male and female tunas?
A.   YES
B.   NO
Question #13
What factor in bluefin mating can doom the Clean Seas mating project?
A.   Replicating the depth
B.   Replicating the exact temperature
C.   Replicating the light conditions
D.   Replicating the water chemistry
Question #14
Bluefin tuna can___________ other fish.
A.   Outeat
B.   Outswim
C.   All of these
D.   Outmigrate
E.   Outgrow
Question #15
Why does the prospects for Thunnus thynnus remain bleak if it is not domesticated?
A.   All of these
B.   Countries are not stopping the fishing of Bluefin
C.   It has become so valuable
D.   It has been so overfished

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