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

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