Marine Bio / Fish Exam Questions with Correct
Answers 100% Verified
-fed by a mixture of corn/beans/fish mixture
Everything about hatchery -farmed salmon are dyed pink to be more appealing
salmon (salmon-o-fan)
-how to farm them -gray before salmon-o-fan is added
-what they are fed -Atlantic salmon are used
-what color are they -Farmed salmon is generally raised in two stages.
-what type of salmon are First, the eggs are hatched and raised on land in
they freshwater tanks. The juvenile salmon are then
transferred to floating nets or pens in the ocean
What's the difference hatchery salmon have adipose fin cut off
between wild salmon and
hatchery salmon?
Chinook (King)
What are the 5 types of Coho (Silver)
salmon we learned about Pink (Humpy)
and their nicknames? Sockeye (Red)
Chum (Dog)
, Dams
-chop up babies
-slows down water (temp up, oxygen down)
Possible solution --> give baby salmon boat ride,
blow up dams, pour water over dam bc baby salmon
swim on top later of water
Loggins
What are 4 things that
-suffocates eggs with mud
harm salmon and how do
Possible solution --> add gravel to rivers
they harm them?
Irrigation
-Not sure tbh lmk
Possible solution --> IDK please add
Straitening of the rivers
-no resting spot for salmon to relax
Possible solution --> IDK please add
What is anadromous? migrating up rivers from the sea to spawn
No swim bladder (lots of fat and oil)
What makes tuna different has fusiform body shape
from other fish? crescent tail (fast)
body temp 70-77 degrees (good eyes and brain)
Yellow Finn tuna -oviparous (serial spawners, - when one lays eggs,
they all lay eggs)
How do they reproduce?
-Eggs have a drop of oil in them - they float
How are they different?
-hunt with dolphins
Fun fact? -record lbs = 424
Answers 100% Verified
-fed by a mixture of corn/beans/fish mixture
Everything about hatchery -farmed salmon are dyed pink to be more appealing
salmon (salmon-o-fan)
-how to farm them -gray before salmon-o-fan is added
-what they are fed -Atlantic salmon are used
-what color are they -Farmed salmon is generally raised in two stages.
-what type of salmon are First, the eggs are hatched and raised on land in
they freshwater tanks. The juvenile salmon are then
transferred to floating nets or pens in the ocean
What's the difference hatchery salmon have adipose fin cut off
between wild salmon and
hatchery salmon?
Chinook (King)
What are the 5 types of Coho (Silver)
salmon we learned about Pink (Humpy)
and their nicknames? Sockeye (Red)
Chum (Dog)
, Dams
-chop up babies
-slows down water (temp up, oxygen down)
Possible solution --> give baby salmon boat ride,
blow up dams, pour water over dam bc baby salmon
swim on top later of water
Loggins
What are 4 things that
-suffocates eggs with mud
harm salmon and how do
Possible solution --> add gravel to rivers
they harm them?
Irrigation
-Not sure tbh lmk
Possible solution --> IDK please add
Straitening of the rivers
-no resting spot for salmon to relax
Possible solution --> IDK please add
What is anadromous? migrating up rivers from the sea to spawn
No swim bladder (lots of fat and oil)
What makes tuna different has fusiform body shape
from other fish? crescent tail (fast)
body temp 70-77 degrees (good eyes and brain)
Yellow Finn tuna -oviparous (serial spawners, - when one lays eggs,
they all lay eggs)
How do they reproduce?
-Eggs have a drop of oil in them - they float
How are they different?
-hunt with dolphins
Fun fact? -record lbs = 424
