predators life cycle disturbance of gravel temperature

1

COURTSHIP SPAWNING MIGRATION SPAWNING ADULT SALMON YOUNG ADULTS SMOLTS ADAPT TO SALT WATER ALEVINS EMERGE FROM GRAVEL EGGS IN GRAVEL COHO, STEELHEAD, CUTTHROAT, SOCKEYE, AND SOME CHINOOK LIVE IN FRESH WATER AS JUVENILES CHUM, PINK, AND SOME CHINOOK FRY MIGRATE DIRECTLY TO SALT WATER WITHIN WEEKS OR MONTHS DEATH FROM • Predators • Habitat Destruction • Delays in downstream migration DEATH FROM • Habitat Destruction • Predators • Pollution DEATH FROM • Predators • Disturbance of gravel • Temperature changes • Pollution DEATH FROM SPAWNING DEATH FROM • Delays in migration • Predators • Fishing SALMONID life cycle Adapted from: Field Guide to the Paciﬁc Salmon, Sasquatch Books. Original Illustration by: Sandra Noel. Modiﬁed by: Marissa Chargualaf, Otak, Inc. kitsapsalmontours.org

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Page 1: Predators life cycle Disturbance of gravel Temperature

COURTSHIP

SPAWNINGMIGRATION

SPAWNING

ADULTSALMON

YOUNG ADULTS

SMOLTS ADAPT TO

SALT WATER

ALEVINS EMERGEFROM GRAVEL

EGGS INGRAVEL

COHO, STEELHEAD,CUTTHROAT,

SOCKEYE, AND SOME CHINOOK LIVE IN FRESH

WATER AS JUVENILES

CHUM, PINK, AND SOME CHINOOK FRY MIGRATE DIRECTLY TO SALT WATER WITHIN WEEKS OR MONTHS

DEATH FROM• Predators• Habitat

Destruction• Delays in

downstream migration

DEATH FROM• Habitat Destruction• Predators• Pollution

DEATH FROM• Predators• Disturbance of gravel• Temperature changes• Pollution

DEATH FROM SPAWNING

DEATH FROM• Delays in migration• Predators• Fishing

SALMONID life cycle

Adapted from: Field Guide to the Pacific Salmon, Sasquatch Books. Original Illustration by: Sandra Noel. Modified by: Marissa Chargualaf, Otak, Inc.

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