salmonid life cycle. eggs alevin fry smolt adult spawner freshwater estuary ocean
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Salmonid Life Cycle
Eggs
Alevin
Fry
Smolt
Adult
Spawner
Freshwater
Estuary
Ocean
Coho Salmon (Silver Salmon)
Chinook Salmon (King Salmon)
Steelhead Trout
Eggs
Eyed Egg
Eggs Need:
Cool Water
Clean Water
Flowing Water
Hatching Eggs
Eggs and alevin
Alevin
Alevin with yolk sac
Swimming fry
Fry
School of fry with parr marks
Fry Need:
Protection from predators
Food
Cool, clean water
Smolts
Salmonid smolts are silver-colored.
Smolts live in an estuary.
Estuary: a place with both fresh water and salt water.
Adult Salmonids
Adult salmonids live in the ocean.
Returning to the River…
Spawner Salmon Need:
Safe access
Spawner Salmon Need:
A place to spawn
Spawner Salmon Need:
Clean gravel
Building a Redd…
Male vs. Female Spawners
Salmon are Part of the Food Web
Salmon Food
Salmonids eat:-Insects-Krill-Other small fish
Salmon are food for many animals
Salmon need: FOOD &
CLEAN WATER
Caddisfly larvae are salmon food.
Salmon need:
SHELTER & SPACE
Salmon need: Protection from predators
What can you do to help protect salmon and their home so they can survive?