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.   Mahi mahi
B.   Albacore
C.   Swordfish
D.   Great White sharks
E.   Bluefin tuna
Question #3
How big can a bluefin tuna be?
A.   4 meters, ¾ ton
B.   3 meters, ½ ton
C.   6 meters, 2 ton
D.   2 meters, ¼ ton
E.   5 meters, 1 ton
Question #4
What is the body temperature of a bluefin?
A.   41 degrees Fahrenheit
B.   It is a cold blooded animal so it depends on water temperatures
C.   81 degrees Fahrenheit
D.   98.6 degrees Fahrenheit
E.   61 degrees Fahrenheit
Question #5
Tuna hunt like what animals?
A.   Hyenas
B.   Wolves
C.   Bears
D.   Salmon
E.   King cobras
Question #6
What fish did Japanese samurai view as unclean?
A.   Marlin
B.   Lobster
C.   Bluefin
D.   Sharks
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.   Foreclosure signs on boats that can no longer fish
D.   Japanese fish importers
Question #8
Why has overfishing in the eastern Atlantic hurt Bluefin tunas throughout the Atlantic?
A.   Bluefin range throughout the entire Atlantic during their lifetime so overfishing in one area hurts the species everywhere
B.   Bluefin are only found in the eastern Atlantic
C.   Bluefin only breed in the eastern Atlantic
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 attract tuna predators which can eat all the corralled bluefin tuna
B.   The ranchers take all the tuna eggs to sell as caviar
C.   The ranchers catch the adult tuna as they are about to reproduce
D.   By catching immature fish, which they fatten up and kill, before they can reproduce
Question #10
What does John Marra propose?
A.   New nets to catch more fish
B.   Large scale domestication of the ocean
C.   Elimination of all ocean nets
D.   A targeted elimination of all commercial fish predators so people can have all they want
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.   NO
B.   YES
Question #13
What factor in bluefin mating can doom the Clean Seas mating project?
A.   Replicating the depth
B.   Replicating the light conditions
C.   Replicating the water chemistry
D.   Replicating the exact temperature
Question #14
Bluefin tuna can___________ other fish.
A.   Outeat
B.   All of these
C.   Outswim
D.   Outgrow
E.   Outmigrate
Question #15
Why does the prospects for Thunnus thynnus remain bleak if it is not domesticated?
A.   Countries are not stopping the fishing of Bluefin
B.   It has been so overfished
C.   All of these
D.   It has become so valuable

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