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After selected fall chinook salmon have been killed and eggs and milt (sperm material) removed, they are collected on a table for measuring, tagging and determining whether they were previously tagged.

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Students sniff out science behind fish hatchery

The seventh-graders submitted their names if they wanted to take the field trip.

STARBUCK - Forty Garrison Middle School students from Walla Walla followed the life cycle of salmon, steelhead and rainbow trout during a recent tour at Lyons Ferry Fish Hatchery.The frosty air didn't stifle the distinct "fishy" odor on the hatchery groun

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