Steelhead and salmon

1
Steelhead and salmon

• By Julia Downs

2
Parts of a Fish
1 eye 2 mouth 3 gill 4 Pectoral fin 5 Pelvic
fin 6 Anal fin 7 Caudal fin 8 Adipose fin 9dorsal
fin
9
1
8
2
7
3
4
6
5
3
What is an Anadromous Fish?

• An anadromous fish is a fish
• That go from fresh water to salt
• Water repeating over and over.

4
Steelhead and salmon life cycle

• eggs
• 
  they need gravel

Spawners need the river
Alevins They also need gravel

Adults need the ocean
Frys need backwater pools
Smolt Need estuary
Fingerlings need riffles
5
Barriers

• Having a big appetite
• Over fishing
• Build to many dams
• Littering

6
Ways to Help

• Dont over fish
• Dont pollute
• Dont build to many dams
• Never litter
• Dont have a big appetite

7
Extra stuff

• Its cool how they change millions of times.
• The yolk sac on a alevin stores food for the
  fish.
• The eggs turn a different color when they die.