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

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

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