Salmonid Life Cycle

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?