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WorksheetsBrook Trout
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
a brook trout nest in the bottom of a gravel stream
a)
nest
b)
tropic
c)
redd
d)
swell
2.
a female trout can lay between 20-800 eggs
a)
True
b)
False
3.
About 1-2% of the eggs will survive to adulthood
a)
True
b)
False
4.
Nutrition comes from the
a)
shell
b)
chalazae
c)
egg yolk
d)
albumen
5.
Water temperatures must stay in the ____degree Fahrenheit range
a)
20-50
b)
48-54
c)
25-65
d)
35-55
6.
After the egg stage, brook trout are called
a)
fingerlings
b)
hatchlings
c)
alevin
d)
eggs
7.
Vertical marks appear on fish as they grow- these are called
a)
poor marks
b)
line marks
c)
park marks
d)
parr marks
8.
Why do fish have parr marks
a)
camoflauge
b)
nutrients
c)
swim faster
d)
grow quicker
9.
The brook trout will be considered _____ when we release them in the spring.
a)
Sac Fry
b)
Fry
c)
Fingerlings
d)
Orange
10.
The brook trout is PA's only native trout and state fish.
a)
True
b)
False
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